Coal (Bituminous or Anthracite)
Carbonaceous Sedimentary Rock
Category
Browse man made rock (technosol) specimens identified by the Rock Identifier community.
Coal (Bituminous or Anthracite)
Carbonaceous Sedimentary Rock
Porphyry
Porphyritic Igneous Rock
River Stone (likely Siltstone or Mudstone)
Argillaceous Sedimentary Rock
Slate
Foliated Metamorphic Rock
Gneiss
Gneiss (Metamorphic Rock)
Banded Gneiss
Gneiss (Metamorphic Rock)
Gneiss
Gneiss (Metamorphic Rock)
Basalt
Aphanitic basaltic rock
Gneiss
Gneiss (Metamorphic Rock)
Gneiss
Gneiss (Metamorphic Rock)
Banded Gneiss Pebble
Gneiss (Metamorphic Rock)
Fossiliferous Limestone Pebble
Sedimentary Rock (CaCO3)
Slate
Slate (Metamorphic rock)
Gneiss
Gneiss (Metamorphic Rock)
Red Claystone / Mudstone
Argillaceous sedimentary rock
Schist
Schist (Metamorphic Rock)
Conglomerate
Conglomerate Sedimentary Rock
Slate
Foliated Metamorphic Rock
Banded Gneiss
Gneiss (Metamorphic Rock)
Foliated Gneiss
Gneiss (Metamorphic Rock)
River Stone (Sandstone or Siltstone)
Sedimentary Rock (Clastic)
Basalt
Mafic volcanic rock
Basalt
Mafic Igneous Rock
Basalt
Mafic Volcanic Rock
Banded Gneiss
Gneiss (Metamorphic Rock)
Shale
Argillaceous Sedimentary Rock
Hag Stone
Perforated Sedimentary Rock
Granitic Gneiss
Gneiss (Metamorphic Rock)
Porphyry
Porphyritic Igneous Rock
Gneiss
Foliated Metamorphic Rock
Slate
Foliated Metamorphic Rock
Porphyry (likely Porphyritic Andesite or Basalt)
Porphyritic Igneous Rock
Greenstone
Protolith: Basaltic rock
Granite (Weathered)
Granitic intrusive rock
Gneiss
Foliated Metamorphic Rock
Peridotite
Peridotite (Ultramafic Rock)
Granite Pebble
Felsic Plutonic Rock
Slate
Slate (Metamorphic Rock)
Basalt
Mafic Igneous Rock
Gneiss
Foliated Metamorphic Rock
Sandstone (likely Siltstone or fine-grained Sandstone)
Sedimentary Rock (Clastic)
River Pebble (Greywacke or Siltstone)
Clastic Sedimentary Rock