clasts

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Seismite horizon (upper Fairview Formation, Upper Ordovician; Maysville West roadcut, Kentucky, USA) 52
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/45465397441.html" target="_blank"><img src="http://farm2.static.flickr.com/1906/45465397441_4b7bc41fbd_m.jpg" alt="" /></a><br />Seismite horizon (upper Fairview Formation, Upper Ordovician; Maysville West roadcut, Kentucky, USA) 52 / James St. John</span>

サイズ変更など

Jasper-quartz pebble conglomerate (Lorrain Formation, Paleoproterozoic, ~2.3 Ga; Ottertail Lake Northeast roadcut, near Bruce Mines, Ontario, Canada) 48
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/33832263878.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/33832263878_90414e1962_m.jpg" alt="" /></a><br />Jasper-quartz pebble conglomerate (Lorrain Formation, Paleoproterozoic, ~2.3 Ga; Ottertail Lake Northeast roadcut, near Bruce Mines, Ontario, Canada) 48 / James St. John</span>

サイズ変更など

Black porphyritic dacite (upper Holocene, 14 May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 12
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/37527019216.html" target="_blank"><img src="http://farm5.static.flickr.com/4483/37527019216_865f9e15d6_m.jpg" alt="" /></a><br />Black porphyritic dacite (upper Holocene, 14 May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 12 / James St. John</span>

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Jasper pebbles in quartzite (Lorrain Formation, Paleoproterozoic, ~2.3 Ga; Ottertail Lake Northeast roadcut, near Bruce Mines, Ontario, Canada) 34
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/46793074085.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/46793074085_58db7707d5_m.jpg" alt="" /></a><br />Jasper pebbles in quartzite (Lorrain Formation, Paleoproterozoic, ~2.3 Ga; Ottertail Lake Northeast roadcut, near Bruce Mines, Ontario, Canada) 34 / James St. John</span>

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Jasper pebbles in quartzite (Lorrain Formation, Paleoproterozoic, ~2.3 Ga; Ottertail Lake Northeast roadcut, near Bruce Mines, Ontario, Canada) 21
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/32765770767.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/32765770767_228070d87f_m.jpg" alt="" /></a><br />Jasper pebbles in quartzite (Lorrain Formation, Paleoproterozoic, ~2.3 Ga; Ottertail Lake Northeast roadcut, near Bruce Mines, Ontario, Canada) 21 / James St. John</span>

サイズ変更など

Travertine-cemented conglomerate 2
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/50983348602.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/50983348602_e13faeb151_m.jpg" alt="" /></a><br />Travertine-cemented conglomerate 2 / James St. John</span>

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Sudbury Breccia intruding Cartier Granite (Precambrian; Crab Lake South roadcut, south-southeast of Cartier, Ontario, Canada) 28
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/33858240678.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/33858240678_e01550428b_m.jpg" alt="" /></a><br />Sudbury Breccia intruding Cartier Granite (Precambrian; Crab Lake South roadcut, south-southeast of Cartier, Ontario, Canada) 28 / James St. John</span>

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Sorted gravel pile from Pleistocene glacial outwash (St. Louisville gravel pits, Licking County, Ohio, USA) 7
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/46112075881.html" target="_blank"><img src="http://farm5.static.flickr.com/4875/46112075881_deb068758f_m.jpg" alt="" /></a><br />Sorted gravel pile from Pleistocene glacial outwash (St. Louisville gravel pits, Licking County, Ohio, USA) 7 / James St. John</span>

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Alluvial polymict conglomerate (Mount Rogers Formation, Neoproterozoic, 750-760 Ma; Fox Creek roadcut, west of Troutdale, Virginia, USA) 28
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/30383055622.html" target="_blank"><img src="http://farm6.static.flickr.com/5692/30383055622_0d845f86cb_m.jpg" alt="" /></a><br />Alluvial polymict conglomerate (Mount Rogers Formation, Neoproterozoic, 750-760 Ma; Fox Creek roadcut, west of Troutdale, Virginia, USA) 28 / James St. John</span>

サイズ変更など

Clast-rich impact pseudotachylite (Sudbury Breccia, Paleoproterozoic, 1.85 Ga; Windy Lake Northwest roadcut, Sudbury Impact Structure, Ontario, Canada) 85
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/32815016597.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/32815016597_3d111fe734_m.jpg" alt="" /></a><br />Clast-rich impact pseudotachylite (Sudbury Breccia, Paleoproterozoic, 1.85 Ga; Windy Lake Northwest roadcut, Sudbury Impact Structure, Ontario, Canada) 85 / James St. John</span>

サイズ変更など

Chalcedony-cemented flint breccia (Vanport Flint, Middle Pennsylvanian; Flint Ridge, Ohio, USA) 3
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/54538303479.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/54538303479_4a4aeedc3f_m.jpg" alt="" /></a><br />Chalcedony-cemented flint breccia (Vanport Flint, Middle Pennsylvanian; Flint Ridge, Ohio, USA) 3 / James St. John</span>

サイズ変更など

Jasper-quartz pebble conglomerate (Lorrain Formation, Paleoproterozoic, ~2.3 Ga; Ottertail Lake Northeast roadcut, near Bruce Mines, Ontario, Canada) 65
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/40743185633.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/40743185633_a17b4ed9d7_m.jpg" alt="" /></a><br />Jasper-quartz pebble conglomerate (Lorrain Formation, Paleoproterozoic, ~2.3 Ga; Ottertail Lake Northeast roadcut, near Bruce Mines, Ontario, Canada) 65 / James St. John</span>

サイズ変更など

Jasper-quartz pebble conglomerate (Lorrain Formation, Paleoproterozoic, ~2.3 Ga; Ottertail Lake Northeast roadcut, near Bruce Mines, Ontario, Canada) 54
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/46793394945.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/46793394945_2de18ddf10_m.jpg" alt="" /></a><br />Jasper-quartz pebble conglomerate (Lorrain Formation, Paleoproterozoic, ~2.3 Ga; Ottertail Lake Northeast roadcut, near Bruce Mines, Ontario, Canada) 54 / James St. John</span>

サイズ変更など

Sudbury Breccia intruding Cartier Granite (Precambrian; Crab Lake South roadcut, south-southeast of Cartier, Ontario, Canada) 2
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/46818321065.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/46818321065_fdaa2c82b6_m.jpg" alt="" /></a><br />Sudbury Breccia intruding Cartier Granite (Precambrian; Crab Lake South roadcut, south-southeast of Cartier, Ontario, Canada) 2 / James St. John</span>

サイズ変更など

Sorted gravel from Pleistocene glacial outwash (St. Louisville gravel pits, Licking County, Ohio, USA) 11
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/45586065794.html" target="_blank"><img src="http://farm5.static.flickr.com/4846/45586065794_1ca6bc912f_m.jpg" alt="" /></a><br />Sorted gravel from Pleistocene glacial outwash (St. Louisville gravel pits, Licking County, Ohio, USA) 11 / James St. John</span>

サイズ変更など

Paleosol (Mill Knob Member, Slade Formation, Upper Mississippian; Clack Mountain Road Outcrop, south of Morehead, Kentucky, USA) 19
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/45552627314.html" target="_blank"><img src="http://farm5.static.flickr.com/4831/45552627314_2a0c509fc9_m.jpg" alt="" /></a><br />Paleosol (Mill Knob Member, Slade Formation, Upper Mississippian; Clack Mountain Road Outcrop, south of Morehead, Kentucky, USA) 19 / James St. John</span>

サイズ変更など

Quartzite & pebbly quartzite with jasper (Lorrain Formation, Paleoproterozoic, ~2.3 Ga; Ottertail Lake Northeast roadcut, near Bruce Mines, Ontario, Canada) 9
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/47709464741.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/47709464741_c41202b4bd_m.jpg" alt="" /></a><br />Quartzite & pebbly quartzite with jasper (Lorrain Formation, Paleoproterozoic, ~2.3 Ga; Ottertail Lake Northeast roadcut, near Bruce Mines, Ontario, Canada) 9 / James St. John</span>

サイズ変更など

Glacial outwash (Upper Pleistocene, 15-18 ka; St. Louisville gravel pits, Licking County, Ohio, USA) 82
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/32437611198.html" target="_blank"><img src="http://farm5.static.flickr.com/4845/32437611198_6acbf5e7ae_m.jpg" alt="" /></a><br />Glacial outwash (Upper Pleistocene, 15-18 ka; St. Louisville gravel pits, Licking County, Ohio, USA) 82 / James St. John</span>

サイズ変更など

Edgewise conglomerate 1
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/52879534178.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/52879534178_7d50ecebb3_m.jpg" alt="" /></a><br />Edgewise conglomerate 1 / James St. John</span>

サイズ変更など

Black porphyritic dacite (upper Holocene, 14 May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 18
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/37527449506.html" target="_blank"><img src="http://farm5.static.flickr.com/4493/37527449506_336ba0697c_m.jpg" alt="" /></a><br />Black porphyritic dacite (upper Holocene, 14 May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 18 / James St. John</span>

サイズ変更など

Lichenocrinus & Sphenothallus encrusting a paleocobble (Kope Formation, Upper Ordovician; Aurora, Indiana, USA) 1
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/50000360171.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/50000360171_0675e9ae89_m.jpg" alt="" /></a><br />Lichenocrinus & Sphenothallus encrusting a paleocobble (Kope Formation, Upper Ordovician; Aurora, Indiana, USA) 1 / James St. John</span>

サイズ変更など

Jasper-quartz pebble conglomerate (Lorrain Formation, Paleoproterozoic, ~2.3 Ga; Ottertail Lake Northeast roadcut, near Bruce Mines, Ontario, Canada) 52
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/33832251108.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/33832251108_93c137d570_m.jpg" alt="" /></a><br />Jasper-quartz pebble conglomerate (Lorrain Formation, Paleoproterozoic, ~2.3 Ga; Ottertail Lake Northeast roadcut, near Bruce Mines, Ontario, Canada) 52 / James St. John</span>

サイズ変更など

Glacial till (Centerburg Till, Upper Pleistocene, 14-18 ka; Hendren Century Farms # 2 wellsite, Johnstown, Ohio, USA) 2
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/31537585945.html" target="_blank"><img src="http://farm1.static.flickr.com/501/31537585945_2878af437a_m.jpg" alt="" /></a><br />Glacial till (Centerburg Till, Upper Pleistocene, 14-18 ka; Hendren Century Farms # 2 wellsite, Johnstown, Ohio, USA) 2 / James St. John</span>

サイズ変更など

Paleosol (Cave Branch Member, Slade Formation, Upper Mississippian; Clack Mountain Road Outcrop, south of Morehead, Kentucky, USA) 29
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/31349336377.html" target="_blank"><img src="http://farm5.static.flickr.com/4839/31349336377_632b6aa020_m.jpg" alt="" /></a><br />Paleosol (Cave Branch Member, Slade Formation, Upper Mississippian; Clack Mountain Road Outcrop, south of Morehead, Kentucky, USA) 29 / James St. John</span>

サイズ変更など

Clast-rich impact pseudotachylite (Sudbury Breccia, Paleoproterozoic, 1.85 Ga; Windy Lake Northwest roadcut, Sudbury Impact Structure, Ontario, Canada) 55
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/47705529192.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/47705529192_bdf8f433e7_m.jpg" alt="" /></a><br />Clast-rich impact pseudotachylite (Sudbury Breccia, Paleoproterozoic, 1.85 Ga; Windy Lake Northwest roadcut, Sudbury Impact Structure, Ontario, Canada) 55 / James St. John</span>

サイズ変更など

Clast-rich impact pseudotachylite (Sudbury Breccia, Paleoproterozoic, 1.85 Ga; Windy Lake Northwest roadcut, Sudbury Impact Structure, Ontario, Canada) 73
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/40791927333.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/40791927333_bff5ee0043_m.jpg" alt="" /></a><br />Clast-rich impact pseudotachylite (Sudbury Breccia, Paleoproterozoic, 1.85 Ga; Windy Lake Northwest roadcut, Sudbury Impact Structure, Ontario, Canada) 73 / James St. John</span>

サイズ変更など

Nephrite jade (Precambrian) (Granite Mountains, Fremont County, Wyoming, USA) 2
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49702906248.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49702906248_d55b8aee3f_m.jpg" alt="" /></a><br />Nephrite jade (Precambrian) (Granite Mountains, Fremont County, Wyoming, USA) 2 / James St. John</span>

サイズ変更など

Jasper-quartz pebble conglomerate (Lorrain Formation, Paleoproterozoic, ~2.3 Ga; Ottertail Lake Northeast roadcut, near Bruce Mines, Ontario, Canada) 49
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/47709511241.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/47709511241_18faf0c25f_m.jpg" alt="" /></a><br />Jasper-quartz pebble conglomerate (Lorrain Formation, Paleoproterozoic, ~2.3 Ga; Ottertail Lake Northeast roadcut, near Bruce Mines, Ontario, Canada) 49 / James St. John</span>

サイズ変更など

Ironstone in quartz-pebble conglomerate (Sharon Conglomerate, Lower Pennsylvanian; Jackson North roadcut, Ohio, USA) 5
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/37069499433.html" target="_blank"><img src="http://farm5.static.flickr.com/4500/37069499433_bf3cdb8317_m.jpg" alt="" /></a><br />Ironstone in quartz-pebble conglomerate (Sharon Conglomerate, Lower Pennsylvanian; Jackson North roadcut, Ohio, USA) 5 / James St. John</span>

サイズ変更など

Alluvial polymict conglomerate (Mount Rogers Formation, Neoproterozoic, 750-760 Ma; Fox Creek roadcut, west of Troutdale, Virginia, USA) 27
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/30201425840.html" target="_blank"><img src="http://farm6.static.flickr.com/5770/30201425840_a9536e2269_m.jpg" alt="" /></a><br />Alluvial polymict conglomerate (Mount Rogers Formation, Neoproterozoic, 750-760 Ma; Fox Creek roadcut, west of Troutdale, Virginia, USA) 27 / James St. John</span>

サイズ変更など

Pleistocene terrace alluvium gravel atop Lower Jurassic Navajo Sandstone (north of Bootlegger Canyon, Utah, USA) 4
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/52483432703.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/52483432703_39100f1990_m.jpg" alt="" /></a><br />Pleistocene terrace alluvium gravel atop Lower Jurassic Navajo Sandstone (north of Bootlegger Canyon, Utah, USA) 4 / James St. John</span>

サイズ変更など

Breccia-filled dissolution pit (Sandy Point Northeast roadcut, San Salvador Island, Bahamas) 3
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/16282303399.html" target="_blank"><img src="http://farm8.static.flickr.com/7357/16282303399_a083d03afd_m.jpg" alt="" /></a><br />Breccia-filled dissolution pit (Sandy Point Northeast roadcut, San Salvador Island, Bahamas) 3 / James St. John</span>

サイズ変更など

Pedogenic breccia (Conemaugh Group, Upper Pennsylvanian; creek cut on the western side of Caldwell, Ohio, USA) 3
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/30836220210.html" target="_blank"><img src="http://farm6.static.flickr.com/5697/30836220210_ff04e5d375_m.jpg" alt="" /></a><br />Pedogenic breccia (Conemaugh Group, Upper Pennsylvanian; creek cut on the western side of Caldwell, Ohio, USA) 3 / James St. John</span>

サイズ変更など

Volcanic debris flow deposit (upper Holocene, May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 35
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/37586647271.html" target="_blank"><img src="http://farm5.static.flickr.com/4466/37586647271_9c6e511ec6_m.jpg" alt="" /></a><br />Volcanic debris flow deposit (upper Holocene, May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 35 / James St. John</span>

サイズ変更など

Clinker (Sentinel Butte Formation, Upper Paleocene; Coal Vein Trail, Roosevelt National Park, Little Missouri Badlands, North Dakota, USA) 17
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/52081023298.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/52081023298_988b3dda63_m.jpg" alt="" /></a><br />Clinker (Sentinel Butte Formation, Upper Paleocene; Coal Vein Trail, Roosevelt National Park, Little Missouri Badlands, North Dakota, USA) 17 / James St. John</span>

サイズ変更など

Limestone breccia or brecciated limestone (Maxville Limestone, Middle to Upper Mississippian; likely derived from a quarry in southwestern Muskingum County, Ohio, USA) 5
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/33053063582.html" target="_blank"><img src="http://farm1.static.flickr.com/576/33053063582_f8a53b0bb6_m.jpg" alt="" /></a><br />Limestone breccia or brecciated limestone (Maxville Limestone, Middle to Upper Mississippian; likely derived from a quarry in southwestern Muskingum County, Ohio, USA) 5 / James St. John</span>

サイズ変更など

Lamprophyre with xenolith (Dubreuilville Dike, Archean; Route 17 roadcut southeast of Princess Lake & north of Wawa, Ontario, Canada) 72
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/48304198191.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/48304198191_57bb0939fd_m.jpg" alt="" /></a><br />Lamprophyre with xenolith (Dubreuilville Dike, Archean; Route 17 roadcut southeast of Princess Lake & north of Wawa, Ontario, Canada) 72 / James St. John</span>

サイズ変更など

Paleosol (Mill Knob Member, Slade Formation, Upper Mississippian; Clack Mountain Road Outcrop, south of Morehead, Kentucky, USA) 17
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/32404519778.html" target="_blank"><img src="http://farm5.static.flickr.com/4871/32404519778_a3582d3250_m.jpg" alt="" /></a><br />Paleosol (Mill Knob Member, Slade Formation, Upper Mississippian; Clack Mountain Road Outcrop, south of Morehead, Kentucky, USA) 17 / James St. John</span>

サイズ変更など

Clast-rich impact pseudotachylite (Sudbury Breccia, Paleoproterozoic, 1.85 Ga; Windy Lake Northwest roadcut, Sudbury Impact Structure, Ontario, Canada) 83
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/47705836652.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/47705836652_04bf01ca4b_m.jpg" alt="" /></a><br />Clast-rich impact pseudotachylite (Sudbury Breccia, Paleoproterozoic, 1.85 Ga; Windy Lake Northwest roadcut, Sudbury Impact Structure, Ontario, Canada) 83 / James St. John</span>

サイズ変更など

Seismite horizon (upper Fairview Formation, Upper Ordovician; Maysville West roadcut, Kentucky, USA) 51
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/44740203294.html" target="_blank"><img src="http://farm2.static.flickr.com/1918/44740203294_819703562d_m.jpg" alt="" /></a><br />Seismite horizon (upper Fairview Formation, Upper Ordovician; Maysville West roadcut, Kentucky, USA) 51 / James St. John</span>

サイズ変更など

Glacial outwash (Upper Pleistocene, 15-18 ka; St. Louisville gravel pits, Licking County, Ohio, USA) 44
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/45388390734.html" target="_blank"><img src="http://farm5.static.flickr.com/4868/45388390734_0a6bde1823_m.jpg" alt="" /></a><br />Glacial outwash (Upper Pleistocene, 15-18 ka; St. Louisville gravel pits, Licking County, Ohio, USA) 44 / James St. John</span>

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Fossiliferous chert (Licking County, Ohio, USA) 1
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/50700349742.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/50700349742_d29911a426_m.jpg" alt="" /></a><br />Fossiliferous chert (Licking County, Ohio, USA) 1 / James St. John</span>

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Sandstone (Upper Triassic; Jordan Lake, North Carolina, USA) 16
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/51365542149.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/51365542149_52da300fde_m.jpg" alt="" /></a><br />Sandstone (Upper Triassic; Jordan Lake, North Carolina, USA) 16 / James St. John</span>

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Fossiliferous ironstone (Licking County, Ohio, USA) 2
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/50700433387.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/50700433387_0a6995cea1_m.jpg" alt="" /></a><br />Fossiliferous ironstone (Licking County, Ohio, USA) 2 / James St. John</span>

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Alluvial polymict conglomerate (Mount Rogers Formation, Neoproterozoic, 750-760 Ma; Fox Creek roadcut, west of Troutdale, Virginia, USA) 35
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/29867590043.html" target="_blank"><img src="http://farm9.static.flickr.com/8610/29867590043_3e0455850e_m.jpg" alt="" /></a><br />Alluvial polymict conglomerate (Mount Rogers Formation, Neoproterozoic, 750-760 Ma; Fox Creek roadcut, west of Troutdale, Virginia, USA) 35 / James St. John</span>

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Mudshale clasts in quartz-pebble conglomerate (Sharon Conglomerate, Lower Pennsylvanian; Jackson North roadcut, Ohio, USA) 23
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/37485618040.html" target="_blank"><img src="http://farm5.static.flickr.com/4475/37485618040_6936140408_m.jpg" alt="" /></a><br />Mudshale clasts in quartz-pebble conglomerate (Sharon Conglomerate, Lower Pennsylvanian; Jackson North roadcut, Ohio, USA) 23 / James St. John</span>

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Lamprophyre with xenoliths (Dubreuilville Dike, Archean; Route 17 roadcut southeast of Princess Lake & north of Wawa, Ontario, Canada) 110
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/48312602346.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/48312602346_af80af665e_m.jpg" alt="" /></a><br />Lamprophyre with xenoliths (Dubreuilville Dike, Archean; Route 17 roadcut southeast of Princess Lake & north of Wawa, Ontario, Canada) 110 / James St. John</span>

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Sandstone injectite (Tava Sandstone, Neoproterozoic; southwest of Woodland Park, Colorado, USA) 14
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49336961013.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49336961013_2cbe1b617e_m.jpg" alt="" /></a><br />Sandstone injectite (Tava Sandstone, Neoproterozoic; southwest of Woodland Park, Colorado, USA) 14 / James St. John</span>

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Dacite pumice (upper Holocene, 22 May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 1
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/37579656741.html" target="_blank"><img src="http://farm5.static.flickr.com/4472/37579656741_bcca9f1b3e_m.jpg" alt="" /></a><br />Dacite pumice (upper Holocene, 22 May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 1 / James St. John</span>

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Clast-rich impact pseudotachylite (Sudbury Breccia, Paleoproterozoic, 1.85 Ga; Windy Lake Northwest roadcut, Sudbury Impact Structure, Ontario, Canada) 31
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/32796284227.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/32796284227_b5a9cdee16_m.jpg" alt="" /></a><br />Clast-rich impact pseudotachylite (Sudbury Breccia, Paleoproterozoic, 1.85 Ga; Windy Lake Northwest roadcut, Sudbury Impact Structure, Ontario, Canada) 31 / James St. John</span>

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Ferruginous quartz-pebble conglomerate (boulder in "Sharon Conglomerate", Lower Pennsylvanian; Jackson North roadcut, Ohio, USA) 17
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/37763958811.html" target="_blank"><img src="http://farm5.static.flickr.com/4508/37763958811_6b6e1d0be4_m.jpg" alt="" /></a><br />Ferruginous quartz-pebble conglomerate (boulder in "Sharon Conglomerate", Lower Pennsylvanian; Jackson North roadcut, Ohio, USA) 17 / James St. John</span>

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Clinker (Sentinel Butte Formation, Upper Paleocene; Coal Vein Trail, Roosevelt National Park, Little Missouri Badlands, North Dakota, USA) 19
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/52081022148.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/52081022148_de58c2af5a_m.jpg" alt="" /></a><br />Clinker (Sentinel Butte Formation, Upper Paleocene; Coal Vein Trail, Roosevelt National Park, Little Missouri Badlands, North Dakota, USA) 19 / James St. John</span>

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Jasper pebbles in quartzite (Lorrain Formation, Paleoproterozoic, ~2.3 Ga; Ottertail Lake Northeast roadcut, near Bruce Mines, Ontario, Canada) 24
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/46792984745.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/46792984745_1cf8c2204f_m.jpg" alt="" /></a><br />Jasper pebbles in quartzite (Lorrain Formation, Paleoproterozoic, ~2.3 Ga; Ottertail Lake Northeast roadcut, near Bruce Mines, Ontario, Canada) 24 / James St. John</span>

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Black porphyritic dacite (upper Holocene, 14 May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 2
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/23723583458.html" target="_blank"><img src="http://farm5.static.flickr.com/4487/23723583458_4051eb983e_m.jpg" alt="" /></a><br />Black porphyritic dacite (upper Holocene, 14 May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 2 / James St. John</span>

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Clast-rich impact pseudotachylite (Sudbury Breccia, Paleoproterozoic, 1.85 Ga; Windy Lake Northwest roadcut, Sudbury Impact Structure, Ontario, Canada) 86
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/32815057057.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/32815057057_a62fab5025_m.jpg" alt="" /></a><br />Clast-rich impact pseudotachylite (Sudbury Breccia, Paleoproterozoic, 1.85 Ga; Windy Lake Northwest roadcut, Sudbury Impact Structure, Ontario, Canada) 86 / James St. John</span>

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Sandstone injectite (Tava Sandstone, Neoproterozoic; southwest of Woodland Park, Colorado, USA) 11
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/49336964068.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49336964068_40289d177c_m.jpg" alt="" /></a><br />Sandstone injectite (Tava Sandstone, Neoproterozoic; southwest of Woodland Park, Colorado, USA) 11 / James St. John</span>

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Yooperlite (sodalite syenite) (Lake Superior shoreline, Upper Peninsula of Michigan, USA) 8
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/52948891171.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/52948891171_a5324f47b6_m.jpg" alt="" /></a><br />Yooperlite (sodalite syenite) (Lake Superior shoreline, Upper Peninsula of Michigan, USA) 8 / James St. John</span>

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Jasper pebbles in quartzite (Lorrain Formation, Paleoproterozoic, ~2.3 Ga; Ottertail Lake Northeast roadcut, near Bruce Mines, Ontario, Canada) 20
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/47656082632.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/47656082632_eeb7be1857_m.jpg" alt="" /></a><br />Jasper pebbles in quartzite (Lorrain Formation, Paleoproterozoic, ~2.3 Ga; Ottertail Lake Northeast roadcut, near Bruce Mines, Ontario, Canada) 20 / James St. John</span>

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Clast-rich impact pseudotachylite (Sudbury Breccia, Paleoproterozoic, 1.85 Ga; Windy Lake Northwest roadcut, Sudbury Impact Structure, Ontario, Canada) 75
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/32814840297.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/32814840297_2c57a008ca_m.jpg" alt="" /></a><br />Clast-rich impact pseudotachylite (Sudbury Breccia, Paleoproterozoic, 1.85 Ga; Windy Lake Northwest roadcut, Sudbury Impact Structure, Ontario, Canada) 75 / James St. John</span>

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Paleosol (Cave Branch Member, Slade Formation, Upper Mississippian; Clack Mountain Road Outcrop, south of Morehead, Kentucky, USA) 28
by James St. John

クリエイティブ・コモンズ表示 2.1

<span style="font-size:10px;"><a href="http://www.igosso.net/flk/45375458295.html" target="_blank"><img src="http://farm5.static.flickr.com/4858/45375458295_17cefc6c7c_m.jpg" alt="" /></a><br />Paleosol (Cave Branch Member, Slade Formation, Upper Mississippian; Clack Mountain Road Outcrop, south of Morehead, Kentucky, USA) 28 / James St. John</span>

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