clasts

Gouverneur Marble (Mesoproterozoic, ~1.1 Ga; Route 11 roadcut north of Antwerp, New York State, USA) 57
by James St. John

Gouverneur Marble (Mesoproterozoic, ~1.1 Ga; Route 11 roadcut north of Antwerp, New York State, USA) 20
by James St. John

S of Mt Jackson tuffisite dyke with granite clast in gabbro breccia (cu)
by euphro

Diamictite (metatillite) (Konnarock Formation, Neoproterozoic, ~750 Ma; Rt. 603 roadcut near Konnarock, Virginia, USA) 80
by James St. John

Gouverneur Marble (Mesoproterozoic, ~1.1 Ga; Route 11 roadcut north of Antwerp, New York State, USA) 21
by James St. John

Diamictite (metatillite) (Konnarock Formation, Neoproterozoic, ~750 Ma; Rt. 58 roadcut, west of Konnarock, Virginia, USA) 32
by James St. John

Gouverneur Marble (Mesoproterozoic, ~1.1 Ga; Route 11 roadcut north of Antwerp, New York State, USA) 13
by James St. John

Diamictite (metatillite) (Konnarock Formation, Neoproterozoic, ~750 Ma; Rt. 58 roadcut, west of Konnarock, Virginia, USA) 4
by James St. John

Gouverneur Marble (Mesoproterozoic, ~1.1 Ga; Route 11 roadcut north of Antwerp, New York State, USA) 5
by James St. John

Wyomingitic volcanic breccia (Lower Pleistocene, 2.19-2.56 Ma; Boar's Tusk, Leucite Hills, Wyoming, USA) 2
by James St. John

Wyomingitic volcanic breccia (Lower Pleistocene, 2.19-2.56 Ma; Boar's Tusk, Leucite Hills, Wyoming, USA) 9
by James St. John

Limestone breccia & gypsum wedging (Ste. Genevieve Limestone, Middle Mississippian; Rose's Pass, Mammoth Cave, Kentucky, USA) 6
by James St. John

Volcanic debris flow deposit (upper Holocene, May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 47
by James St. John

Limestone breccia & gypsum wedging (Ste. Genevieve Limestone, Middle Mississippian; Rose's Pass, Mammoth Cave, Kentucky, USA) 5
by James St. John

Gouverneur Marble (Mesoproterozoic, ~1.1 Ga; Route 11 roadcut north of Antwerp, New York State, USA) 33
by James St. John

Volcanic debris flow deposit (upper Holocene, May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 25
by James St. John

Wyomingitic volcanic breccia (Lower Pleistocene, 2.19-2.56 Ma; Boar's Tusk, Leucite Hills, Wyoming, USA) 37
by James St. John

Alluvial polymict conglomerate (Mount Rogers Formation, Neoproterozoic, 750-760 Ma; Fox Creek roadcut, west of Troutdale, Virginia, USA) 82
by James St. John

Volcanic debris flow deposit (upper Holocene, May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 1
by James St. John

Diamictite (metatillite) (Konnarock Formation, Neoproterozoic, ~750 Ma; Rt. 58 roadcut, west of Konnarock, Virginia, USA) 52
by James St. John

Gouverneur Marble (Mesoproterozoic, ~1.1 Ga; Route 11 roadcut north of Antwerp, New York State, USA) 46
by James St. John

Lithic conglomerate (Newark Supergroup, Upper Triassic-Lower Jurassic; Virginia, USA) 2
by James St. John

Diamictite (metatillite) (Konnarock Formation, Neoproterozoic, ~750 Ma; Rt. 58 roadcut, west of Konnarock, Virginia, USA) 10
by James St. John

Alluvial polymict conglomerate (Mount Rogers Formation, Neoproterozoic, 750-760 Ma; Fox Creek roadcut, west of Troutdale, Virginia, USA) 68
by James St. John

Wyomingitic volcanic breccia with xenoliths (Lower Pleistocene, 2.19-2.56 Ma; Boar's Tusk, Leucite Hills, Wyoming, USA) 2
by James St. John

Sudbury Breccia intruding Cartier Granite (Precambrian; Crab Lake South roadcut, south-southeast of Cartier, Ontario, Canada) 23
by James St. John

Gouverneur Marble (Mesoproterozoic, ~1.1 Ga; Route 11 roadcut north of Antwerp, New York State, USA) 8
by James St. John

Structurally overturned sedimentary rocks (Hinton or Bluefield Formation, Upper Mississippian; Oakvale School Outcrop - Rt. 112 roadcut, Oakvale, West Virginia, USA) 16
by James St. John

Volcanic debris flow deposit (upper Holocene, May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 41
by James St. John

Wyomingitic volcanic breccia (Lower Pleistocene, 2.19-2.56 Ma; Boar's Tusk, Leucite Hills, Wyoming, USA) 6
by James St. John

Dolomitized marble in marble (Gouverneur Marble, Mesoproterozoic, ~1.1 Ga; Route 11 roadcut north of Antwerp, New York State, USA) 10
by James St. John

Volcanic debris flow deposit (upper Holocene, May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 32
by James St. John

Alluvial polymict conglomerate (Mount Rogers Formation, Neoproterozoic, 750-760 Ma; Fox Creek roadcut, west of Troutdale, Virginia, USA) 71
by James St. John

Alluvial polymict conglomerate (Mount Rogers Formation, Neoproterozoic, 750-760 Ma; Fox Creek roadcut, west of Troutdale, Virginia, USA) 99
by James St. John

Wyomingitic volcanic breccia (Lower Pleistocene, 2.19-2.56 Ma; Boar's Tusk, Leucite Hills, Wyoming, USA) 12
by James St. John

Gouverneur Marble (Mesoproterozoic, ~1.1 Ga; Route 11 roadcut north of Antwerp, New York State, USA) 19
by James St. John

Alluvial polymict conglomerate (Mount Rogers Formation, Neoproterozoic, 750-760 Ma; Fox Creek roadcut, west of Troutdale, Virginia, USA) 19
by James St. John

Fault gouge (San Andreas Fault Zone, Mecca Hills, Riverside County, California, USA) 21
by James St. John

Dish structures in lahar deposit from Mt. Hood Volcano (Holocene; streamcut near the Sandy River Delta Apex, Portland, Oregon, USA) 7
by James St. John

Gouverneur Marble (Mesoproterozoic, ~1.1 Ga; Route 11 roadcut north of Antwerp, New York State, USA) 45
by James St. John

Wyomingitic volcanic breccia (Lower Pleistocene, 2.19-2.56 Ma; Boar's Tusk, Leucite Hills, Wyoming, USA) 36
by James St. John

Volcanic debris flow deposit (upper Holocene, May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 13
by James St. John

Volcanic debris flow deposit (upper Holocene, May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 4
by James St. John

Gouverneur Marble (Mesoproterozoic, ~1.1 Ga; Route 11 roadcut north of Antwerp, New York State, USA) 61
by James St. John

Ironstone pebble conglomerate (Vinton Member, Logan Formation, Lower Mississippian; Rt. 16 roadcut northeast of Frazeysburg, Ohio, USA) 5
by James St. John

Limestone breccia (Wirrapowie Limestone, Lower Cambrian; Mernmerna railroad bridge dry creek cut, South Australia) 1
by James St. John

Volcanic debris flow deposit (upper Holocene, May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 18
by James St. John

Weathered-out quartz pebbles from conglomerate ("Sharon" Conglomerate, Lower Pennsylvanian; Jackson North roadcut, Ohio, USA) 2
by James St. John

Diamictite (metatillite) (Konnarock Formation, Neoproterozoic, ~750 Ma; Rt. 603 roadcut near Konnarock, Virginia, USA) 64
by James St. John

Quartz sandstone pebble in conglomerate ("Sharon" Conglomerate, Lower Pennsylvanian; Jackson North roadcut, Ohio, USA) 2
by James St. John

Wyomingitic volcanic breccia (Lower Pleistocene, 2.19-2.56 Ma; Boar's Tusk, Leucite Hills, Wyoming, USA) 11
by James St. John

Alluvial polymict conglomerate (Mount Rogers Formation, Neoproterozoic, 750-760 Ma; Fox Creek roadcut, west of Troutdale, Virginia, USA) 30
by James St. John

Wyomingitic volcanic breccia (Lower Pleistocene, 2.19-2.56 Ma; Boar's Tusk, Leucite Hills, Wyoming, USA) 4
by James St. John

Diamictite (metatillite) (Konnarock Formation, Neoproterozoic, ~750 Ma; Rt. 603 roadcut near Konnarock, Virginia, USA) 62
by James St. John

Copper skull (Mesoproterozoic, 1.05-1.06 Ga; Centennial Number 6 Mine, Upper Peninsula of Michigan, USA)
by James St. John

Jasper-quartz pebble conglomerate (Lorrain Formation, Paleoproterozoic, ~2.3 Ga) 3
by James St. John

Volcanic debris flow deposit (upper Holocene, May 1915; Devastated Area, Lassen Volcano National Park, California, USA) 17
by James St. John

Gouverneur Marble (Mesoproterozoic, ~1.1 Ga; Route 11 roadcut north of Antwerp, New York State, USA) 60
by James St. John

Wyomingitic volcanic breccia (Lower Pleistocene, 2.19-2.56 Ma; Boar's Tusk, Leucite Hills, Wyoming, USA) 25
by James St. John

Alluvial polymict conglomerate (Mount Rogers Formation, Neoproterozoic, 750-760 Ma; Fox Creek roadcut, west of Troutdale, Virginia, USA) 61
by James St. John