clasts

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Rhyolites (Nez Perce Creek Flow, Middle Pleistocene, ~152 ka; Firehole Falls, Yellowstone, Wyoming, USA)
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/20189256676.html" target="_blank"><img src="http://farm1.static.flickr.com/438/20189256676_77047f52e1_m.jpg" alt="" /></a><br />Rhyolites (Nez Perce Creek Flow, Middle Pleistocene, ~152 ka; Firehole Falls, Yellowstone, Wyoming, USA) / James St. John</span>

サイズ変更など

Hexagonaria percarinata (fossil coral) (Petoskey Stone) (Traverse Group, Middle Devonian; 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/51146274195.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/51146274195_72a6e8c63a_m.jpg" alt="" /></a><br />Hexagonaria percarinata (fossil coral) (Petoskey Stone) (Traverse Group, Middle Devonian; Michigan, USA) 8 / James St. John</span>

サイズ変更など

Quenched blobs in pinkish-reddish porphyritic dacite (Upper Pleistocene, 27 ka; Devastated Area, Lassen Volcano National Park, California, 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/37306391180.html" target="_blank"><img src="http://farm5.static.flickr.com/4481/37306391180_e75cbb61aa_m.jpg" alt="" /></a><br />Quenched blobs in pinkish-reddish porphyritic dacite (Upper Pleistocene, 27 ka; Devastated Area, Lassen Volcano National Park, California, USA) 5 / James St. John</span>

サイズ変更など

Glacial outwash (Pleistocene; St. Louisville gravel pits, Licking County, Ohio, USA) 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/32443077258.html" target="_blank"><img src="http://farm5.static.flickr.com/4809/32443077258_c7950c8923_m.jpg" alt="" /></a><br />Glacial outwash (Pleistocene; St. Louisville gravel pits, Licking County, Ohio, USA) 21 / 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) 90
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/32815026797.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/32815026797_05df665305_m.jpg" alt="" /></a><br />Clast-rich impact pseudotachylite (Sudbury Breccia, Paleoproterozoic, 1.85 Ga; Windy Lake Northwest roadcut, Sudbury Impact Structure, Ontario, Canada) 90 / 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) 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/36876465094.html" target="_blank"><img src="http://farm5.static.flickr.com/4473/36876465094_0a321678bb_m.jpg" alt="" /></a><br />Volcanic debris flow deposit (upper Holocene, May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 48 / 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) 38
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/44295902520.html" target="_blank"><img src="http://farm5.static.flickr.com/4831/44295902520_4ff279c685_m.jpg" alt="" /></a><br />Glacial outwash (Upper Pleistocene, 15-18 ka; St. Louisville gravel pits, Licking County, Ohio, USA) 38 / James St. John</span>

サイズ変更など

Volcanic breccia (Upper Oligocene, 25 Ma; Narbona Pass Maar Volcano, near the summit of the Chuska Mountains, Navajo Volcanic Field, New Mexico, USA) 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/50959934698.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/50959934698_88dd8fb279_m.jpg" alt="" /></a><br />Volcanic breccia (Upper Oligocene, 25 Ma; Narbona Pass Maar Volcano, near the summit of the Chuska Mountains, Navajo Volcanic Field, New Mexico, USA) 9 / James St. John</span>

サイズ変更など

Clast-rich mixtite (Coleman Member, Gowganda Formation, Paleoproterozoic, ~2.3 Ga; Percival Lake roadcut, Ontario, Canada) 26
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/47727383761.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/47727383761_93e4e3faff_m.jpg" alt="" /></a><br />Clast-rich mixtite (Coleman Member, Gowganda Formation, Paleoproterozoic, ~2.3 Ga; Percival Lake roadcut, Ontario, Canada) 26 / 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) 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/45388334104.html" target="_blank"><img src="http://farm5.static.flickr.com/4826/45388334104_148f6e42ba_m.jpg" alt="" /></a><br />Glacial outwash (Upper Pleistocene, 15-18 ka; St. Louisville gravel pits, Licking County, Ohio, USA) 18 / James St. John</span>

サイズ変更など

Imbricated limestone slabs (gravel bar along Flat Fork, Warren 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/37724627325.html" target="_blank"><img src="http://farm5.static.flickr.com/4569/37724627325_c0bdb74fed_m.jpg" alt="" /></a><br />Imbricated limestone slabs (gravel bar along Flat Fork, Warren County, Ohio, USA) 1 / James St. John</span>

サイズ変更など

Pseudotachylitic fault breccia (Homestake Shear Zone, Mesoproterozoic, 1375-1386 Ma) in gneiss (Paleoproterozoic, 1630-1710 Ma; Homestake Creek Valley, Sawatch Range, Colorado, 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/21787168172.html" target="_blank"><img src="http://farm6.static.flickr.com/5641/21787168172_f05f5297f2_m.jpg" alt="" /></a><br />Pseudotachylitic fault breccia (Homestake Shear Zone, Mesoproterozoic, 1375-1386 Ma) in gneiss (Paleoproterozoic, 1630-1710 Ma; Homestake Creek Valley, Sawatch Range, Colorado, USA) 2 / James St. John</span>

サイズ変更など

Conglomerate (Amargosa Valley Formation, Tertiary; Funeral Mountains, California, 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/51189906270.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/51189906270_3a81ffb288_m.jpg" alt="" /></a><br />Conglomerate (Amargosa Valley Formation, Tertiary; Funeral Mountains, California, USA) 4 / James St. John</span>

サイズ変更など

Narrows Basalt (Lower Pleistocene, 1.5-1.6 Ma) (Narrows of the Yellowstone River, northeastern Yellowstone National Park, Wyoming, 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/19510561513.html" target="_blank"><img src="http://farm1.static.flickr.com/396/19510561513_fc25e95eab_m.jpg" alt="" /></a><br />Narrows Basalt (Lower Pleistocene, 1.5-1.6 Ma) (Narrows of the Yellowstone River, northeastern Yellowstone National Park, Wyoming, USA) 5 / 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) 43
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/37544472972.html" target="_blank"><img src="http://farm5.static.flickr.com/4499/37544472972_f8be6a6e64_m.jpg" alt="" /></a><br />Black porphyritic dacite (upper Holocene, 14 May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 43 / James St. John</span>

サイズ変更など

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/21176181424.html" target="_blank"><img src="http://farm6.static.flickr.com/5714/21176181424_a182b84bc5_m.jpg" alt="" /></a><br />Pseudotachylitic fault breccia (Homestake Shear Zone, Mesoproterozoic, 1375-1386 Ma) in gneiss (Paleoproterozoic, 1630-1710 Ma; Homestake Creek Valley, Sawatch Range, Colorado, USA) 5 / James St. John</span>

サイズ変更など

Clast-poor mixtite (Coleman Member, Gowganda Formation, Paleoproterozoic, ~2.3 Ga; Percival Lake roadcut, 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/33846083338.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/33846083338_eb714aa21b_m.jpg" alt="" /></a><br />Clast-poor mixtite (Coleman Member, Gowganda Formation, Paleoproterozoic, ~2.3 Ga; Percival Lake roadcut, Ontario, Canada) 9 / James St. John</span>

サイズ変更など

Quenched blobs in pinkish-reddish porphyritic dacite (Upper Pleistocene, 27 ka; Devastated Area, Lassen Volcano National Park, California, USA) 10
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/37565582671.html" target="_blank"><img src="http://farm5.static.flickr.com/4505/37565582671_567844b086_m.jpg" alt="" /></a><br />Quenched blobs in pinkish-reddish porphyritic dacite (Upper Pleistocene, 27 ka; Devastated Area, Lassen Volcano National Park, California, USA) 10 / James St. John</span>

サイズ変更など

Glacial outwash (Pleistocene; St. Louisville gravel pits, Licking County, 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/45402432695.html" target="_blank"><img src="http://farm5.static.flickr.com/4910/45402432695_5ec7a06007_m.jpg" alt="" /></a><br />Glacial outwash (Pleistocene; St. Louisville gravel pits, Licking County, Ohio, USA) 17 / 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) 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/44493259100.html" target="_blank"><img src="http://farm5.static.flickr.com/4906/44493259100_176abd74d3_m.jpg" alt="" /></a><br />Glacial outwash (Upper Pleistocene, 15-18 ka; St. Louisville gravel pits, Licking County, Ohio, USA) 49 / James St. John</span>

サイズ変更など

Dan Leavell & glacial outwash (Pleistocene; St. Louisville gravel pits, 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/45388219334.html" target="_blank"><img src="http://farm5.static.flickr.com/4895/45388219334_32c5619dc1_m.jpg" alt="" /></a><br />Dan Leavell & glacial outwash (Pleistocene; St. Louisville gravel pits, Licking County, Ohio, USA) 1 / James St. John</span>

サイズ変更など

Jasper-quartz pebble conglomerate (Lorrain Formation, Paleoproterozoic, ~2.3 Ga) 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/50711748852.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/50711748852_7c70158748_m.jpg" alt="" /></a><br />Jasper-quartz pebble conglomerate (Lorrain Formation, Paleoproterozoic, ~2.3 Ga) 2 / James St. John</span>

サイズ変更など

Glacial till (Upper Pleistocene; VanWinkle Unit # 1 wellsite, Granville, 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/40516331302.html" target="_blank"><img src="http://farm5.static.flickr.com/4741/40516331302_157e2be366_m.jpg" alt="" /></a><br />Glacial till (Upper Pleistocene; VanWinkle Unit # 1 wellsite, Granville, Ohio, USA) 2 / James St. John</span>

サイズ変更など

Basaltic lapillistone (Middle Tholeiitic Unit, Kidd-Munro Assemblage, Neoarchean, 2.711-2.719 Ga; just east of the Potter Mine, east of Timmins, Ontario, Canada) 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/46950104805.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/46950104805_e8e830244a_m.jpg" alt="" /></a><br />Basaltic lapillistone (Middle Tholeiitic Unit, Kidd-Munro Assemblage, Neoarchean, 2.711-2.719 Ga; just east of the Potter Mine, east of Timmins, Ontario, Canada) 29 / 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) 15
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/45586028494.html" target="_blank"><img src="http://farm5.static.flickr.com/4911/45586028494_bd9ff095c8_m.jpg" alt="" /></a><br />Sorted gravel from Pleistocene glacial outwash (St. Louisville gravel pits, Licking County, Ohio, USA) 15 / James St. John</span>

サイズ変更など

Flint-knapped spearpoint (Flint River Chert, Oligocene; near Albany, Georgia, 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/51432622894.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/51432622894_2cb0a6350c_m.jpg" alt="" /></a><br />Flint-knapped spearpoint (Flint River Chert, Oligocene; near Albany, Georgia, USA) 2 / James St. John</span>

サイズ変更など

Sorted gravel piles from Pleistocene glacial outwash (St. Louisville gravel pits, Licking County, Ohio, USA) 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/46112076321.html" target="_blank"><img src="http://farm5.static.flickr.com/4894/46112076321_6801502c6f_m.jpg" alt="" /></a><br />Sorted gravel piles from Pleistocene glacial outwash (St. Louisville gravel pits, Licking County, Ohio, USA) 9 / James St. John</span>

サイズ変更など

Dan Leavell & glacial outwash (Pleistocene; St. Louisville gravel pits, 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/45388219524.html" target="_blank"><img src="http://farm5.static.flickr.com/4838/45388219524_d2b617e8ae_m.jpg" alt="" /></a><br />Dan Leavell & glacial outwash (Pleistocene; St. Louisville gravel pits, Licking County, Ohio, USA) 2 / James St. John</span>

サイズ変更など

Pink Grotto - boulder rubble in calcarenitic limestone (San Salvador Island, Bahamas) 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/15769561724.html" target="_blank"><img src="http://farm8.static.flickr.com/7456/15769561724_3aede76a45_m.jpg" alt="" /></a><br />Pink Grotto - boulder rubble in calcarenitic limestone (San Salvador Island, Bahamas) 1 / 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) 39
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/40773290693.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/40773290693_d67846e106_m.jpg" alt="" /></a><br />Clast-rich impact pseudotachylite (Sudbury Breccia, Paleoproterozoic, 1.85 Ga; Windy Lake Northwest roadcut, Sudbury Impact Structure, Ontario, Canada) 39 / 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) 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/32437929238.html" target="_blank"><img src="http://farm5.static.flickr.com/4811/32437929238_21ccf074df_m.jpg" alt="" /></a><br />Glacial outwash (Upper Pleistocene, 15-18 ka; St. Louisville gravel pits, Licking County, Ohio, USA) 52 / James St. John</span>

サイズ変更など

Spinifex metakomatiite (modern fluvial clast) (Raccoon Creek, Granville, 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/53870634034.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/53870634034_87fc8c7e0d_m.jpg" alt="" /></a><br />Spinifex metakomatiite (modern fluvial clast) (Raccoon Creek, Granville, Ohio, USA) 5 / James St. John</span>

サイズ変更など

Syringoporid fossil coral (Chatham, 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/51226374914.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/51226374914_bdc2544d8f_m.jpg" alt="" /></a><br />Syringoporid fossil coral (Chatham, Ohio, USA) 2 / James St. John</span>

サイズ変更など

Volcanic breccia (Upper Oligocene, 25 Ma; Narbona Pass Maar Volcano, near the summit of the Chuska Mountains, Navajo Volcanic Field, New Mexico, 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/51021578036.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/51021578036_c31d792e8f_m.jpg" alt="" /></a><br />Volcanic breccia (Upper Oligocene, 25 Ma; Narbona Pass Maar Volcano, near the summit of the Chuska Mountains, Navajo Volcanic Field, New Mexico, USA) 18 / James St. John</span>

サイズ変更など

Diamictite (metatillite) (Konnarock Formation, Neoproterozoic, ~750 Ma; Rt. 603 roadcut near Konnarock, Virginia, USA) 109
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/30937034516.html" target="_blank"><img src="http://farm6.static.flickr.com/5326/30937034516_10a99e39a3_m.jpg" alt="" /></a><br />Diamictite (metatillite) (Konnarock Formation, Neoproterozoic, ~750 Ma; Rt. 603 roadcut near Konnarock, Virginia, USA) 109 / James St. John</span>

サイズ変更など

Basaltic lapillistone (Middle Tholeiitic Unit, Kidd-Munro Assemblage, Neoarchean, 2.711-2.719 Ga; just east of the Potter Mine, east of Timmins, Ontario, Canada) 30
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/46950095255.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/46950095255_b8bf2ed04d_m.jpg" alt="" /></a><br />Basaltic lapillistone (Middle Tholeiitic Unit, Kidd-Munro Assemblage, Neoarchean, 2.711-2.719 Ga; just east of the Potter Mine, east of Timmins, Ontario, Canada) 30 / James St. John</span>

サイズ変更など

Glacial outwash (Pleistocene; St. Louisville gravel pits, Licking County, Ohio, 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/44498566580.html" target="_blank"><img src="http://farm5.static.flickr.com/4915/44498566580_48c8cc0b5e_m.jpg" alt="" /></a><br />Glacial outwash (Pleistocene; St. Louisville gravel pits, Licking County, Ohio, USA) 14 / 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) 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/45388346364.html" target="_blank"><img src="http://farm5.static.flickr.com/4866/45388346364_01d6d7bdd0_m.jpg" alt="" /></a><br />Glacial outwash (Upper Pleistocene, 15-18 ka; St. Louisville gravel pits, Licking County, Ohio, USA) 34 / James St. John</span>

サイズ変更など

Glacial outwash (Pleistocene; St. Louisville gravel pits, Licking County, Ohio, USA) 10
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/44295622080.html" target="_blank"><img src="http://farm5.static.flickr.com/4811/44295622080_f2ef3b27e0_m.jpg" alt="" /></a><br />Glacial outwash (Pleistocene; St. Louisville gravel pits, Licking County, Ohio, USA) 10 / James St. John</span>

サイズ変更など

Oolitic ironstone (Brassfield Formation, Lower Silurian; Ohio Brush Creek roadcut, southern Ohio, 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/35933559334.html" target="_blank"><img src="http://farm5.static.flickr.com/4343/35933559334_a73f1c1d61_m.jpg" alt="" /></a><br />Oolitic ironstone (Brassfield Formation, Lower Silurian; Ohio Brush Creek roadcut, southern Ohio, USA) 4 / James St. John</span>

サイズ変更など

Clast-rich mixtite (Coleman Member, Gowganda Formation, Paleoproterozoic, ~2.3 Ga; Percival Lake roadcut, Ontario, Canada) 6
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/40760516343.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/40760516343_a90cee8dbd_m.jpg" alt="" /></a><br />Clast-rich mixtite (Coleman Member, Gowganda Formation, Paleoproterozoic, ~2.3 Ga; Percival Lake roadcut, Ontario, Canada) 6 / James St. John</span>

サイズ変更など

Faulted clast in tillite (Coleman Member, Gowganda Formation, Paleoproterozoic, ~2.3 Ga; Straight Lake West roadcut, north of Temagami, Ontario, Canada) 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/47026270824.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/47026270824_85c49e80c8_m.jpg" alt="" /></a><br />Faulted clast in tillite (Coleman Member, Gowganda Formation, Paleoproterozoic, ~2.3 Ga; Straight Lake West roadcut, north of Temagami, Ontario, Canada) 3 / James St. John</span>

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Pink Grotto - boulder rubble in calcarenitic limestone (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/16392010535.html" target="_blank"><img src="http://farm8.static.flickr.com/7355/16392010535_1dfbd851dd_m.jpg" alt="" /></a><br />Pink Grotto - boulder rubble in calcarenitic limestone (San Salvador Island, Bahamas) 3 / James St. John</span>

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Lithic pebbles (Lake Champlain shoreline, near Lone Rock Point, Vermont, 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/49650259842.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/49650259842_8fa2e4a989_m.jpg" alt="" /></a><br />Lithic pebbles (Lake Champlain shoreline, near Lone Rock Point, Vermont, USA) 5 / James St. John</span>

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Micritic calcrete paleosol & eolianite limestone clasts filling the bottom of a dissolution pit (Sandy Point Northeast roadcut, San Salvador Island, Bahamas)
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/16282359139.html" target="_blank"><img src="http://farm8.static.flickr.com/7283/16282359139_6e73250036_m.jpg" alt="" /></a><br />Micritic calcrete paleosol & eolianite limestone clasts filling the bottom of a dissolution pit (Sandy Point Northeast roadcut, San Salvador Island, Bahamas) / James St. John</span>

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Basaltic lapillistone (Middle Tholeiitic Unit, Kidd-Munro Assemblage, Neoarchean, 2.711-2.719 Ga; just east of the Potter Mine, east of Timmins, 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/47076853024.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/47076853024_abb51b5b5c_m.jpg" alt="" /></a><br />Basaltic lapillistone (Middle Tholeiitic Unit, Kidd-Munro Assemblage, Neoarchean, 2.711-2.719 Ga; just east of the Potter Mine, east of Timmins, Ontario, Canada) 28 / James St. John</span>

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Gravel dredging machine (St. Louisville gravel pits, 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/44295685180.html" target="_blank"><img src="http://farm5.static.flickr.com/4821/44295685180_6826ac9d59_m.jpg" alt="" /></a><br />Gravel dredging machine (St. Louisville gravel pits, Licking County, Ohio, USA) 2 / James St. John</span>

サイズ変更など

Mudshale clasts in quartz-pebble conglomerate ("Sharon Conglomerate", Lower Pennsylvanian; Jackson North roadcut, Ohio, USA) 42
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/37034716804.html" target="_blank"><img src="http://farm5.static.flickr.com/4489/37034716804_b429e7d6ed_m.jpg" alt="" /></a><br />Mudshale clasts in quartz-pebble conglomerate ("Sharon Conglomerate", Lower Pennsylvanian; Jackson North roadcut, Ohio, USA) 42 / James St. John</span>

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Quenched blobs in pinkish-reddish porphyritic dacite (Upper Pleistocene, 27 ka; Devastated Area, Lassen Volcano National Park, California, 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/37517378876.html" target="_blank"><img src="http://farm5.static.flickr.com/4484/37517378876_5bc6bd7783_m.jpg" alt="" /></a><br />Quenched blobs in pinkish-reddish porphyritic dacite (Upper Pleistocene, 27 ka; Devastated Area, Lassen Volcano National Park, California, USA) 11 / 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) 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/47739477821.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/47739477821_bf5d96586a_m.jpg" alt="" /></a><br />Clast-rich impact pseudotachylite (Sudbury Breccia, Paleoproterozoic, 1.85 Ga; Windy Lake Northwest roadcut, Sudbury Impact Structure, Ontario, Canada) 19 / 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) 89
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/45396989275.html" target="_blank"><img src="http://farm5.static.flickr.com/4881/45396989275_f91a3da039_m.jpg" alt="" /></a><br />Glacial outwash (Upper Pleistocene, 15-18 ka; St. Louisville gravel pits, Licking County, Ohio, USA) 89 / James St. John</span>

サイズ変更など

Tabular cross-bedded glacial outwash (Upper Pleistocene, 15-18 ka; St. Louisville gravel pits, Licking County, Ohio, 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/46112254581.html" target="_blank"><img src="http://farm5.static.flickr.com/4906/46112254581_fdd0972a4d_m.jpg" alt="" /></a><br />Tabular cross-bedded glacial outwash (Upper Pleistocene, 15-18 ka; St. Louisville gravel pits, Licking County, Ohio, USA) 12 / 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) 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/37724959791.html" target="_blank"><img src="http://farm5.static.flickr.com/4476/37724959791_f5c95f0d40_m.jpg" alt="" /></a><br />Ironstone in quartz-pebble conglomerate (Sharon Conglomerate, Lower Pennsylvanian; Jackson North roadcut, Ohio, USA) 2 / James St. John</span>

サイズ変更など

Tabular cross-bedded glacial outwash (Upper Pleistocene, 15-18 ka; 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/46112253191.html" target="_blank"><img src="http://farm5.static.flickr.com/4818/46112253191_c6ced46cfc_m.jpg" alt="" /></a><br />Tabular cross-bedded glacial outwash (Upper Pleistocene, 15-18 ka; St. Louisville gravel pits, Licking County, Ohio, USA) 7 / James St. John</span>

サイズ変更など

Ironstone pebbles in quartz-pebble conglomerate (Sharon Conglomerate, Lower Pennsylvanian; Jackson North roadcut, Ohio, 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/37467245620.html" target="_blank"><img src="http://farm5.static.flickr.com/4474/37467245620_2ff0f9936c_m.jpg" alt="" /></a><br />Ironstone pebbles in quartz-pebble conglomerate (Sharon Conglomerate, Lower Pennsylvanian; Jackson North roadcut, Ohio, USA) 4 / James St. John</span>

サイズ変更など

Glacial outwash (Pleistocene; St. Louisville gravel pits, Licking County, Ohio, 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/46315172041.html" target="_blank"><img src="http://farm5.static.flickr.com/4835/46315172041_f4331bdd1e_m.jpg" alt="" /></a><br />Glacial outwash (Pleistocene; St. Louisville gravel pits, Licking County, Ohio, USA) 19 / James St. John</span>

サイズ変更など

Ironstone pebbles in quartz-pebble conglomerate (Sharon Conglomerate, Lower Pennsylvanian; Jackson North roadcut, Ohio, 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/37724701141.html" target="_blank"><img src="http://farm5.static.flickr.com/4504/37724701141_d716bb9833_m.jpg" alt="" /></a><br />Ironstone pebbles in quartz-pebble conglomerate (Sharon Conglomerate, Lower Pennsylvanian; Jackson North roadcut, Ohio, USA) 18 / 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) 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/36906040193.html" target="_blank"><img src="http://farm5.static.flickr.com/4493/36906040193_66ba4335b6_m.jpg" alt="" /></a><br />Black porphyritic dacite (upper Holocene, 14 May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 21 / James St. John</span>

サイズ変更など

Ajibik Quartzite (Paleoproterozoic, 2.1-2.2 Ga; roadcut in the Ragged Hills, Upper Peninsula of Michigan, 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/8281143109.html" target="_blank"><img src="http://farm9.static.flickr.com/8343/8281143109_560317ff5a_m.jpg" alt="" /></a><br />Ajibik Quartzite (Paleoproterozoic, 2.1-2.2 Ga; roadcut in the Ragged Hills, Upper Peninsula of Michigan, USA) 1 / 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) 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/47686517422.html" target="_blank"><img src="http://farm66.static.flickr.com/65535/47686517422_961ba93060_m.jpg" alt="" /></a><br />Clast-rich impact pseudotachylite (Sudbury Breccia, Paleoproterozoic, 1.85 Ga; Windy Lake Northwest roadcut, Sudbury Impact Structure, Ontario, Canada) 27 / James St. John</span>

サイズ変更など

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