Rock Identifier

Category

Organic (Sedimentary Associated)

Browse organic (sedimentary associated) specimens identified by the Rock Identifier community.

Learn about Organic (Sedimentary Associated) in the encyclopedia

Sapropel

Bituminous Shale

Bituminous Shale

Black Shale

Oil Shale

Graywacke (Lithic Sandstone (Graywacke)) — sedimentary

Graywacke

Lithic Sandstone (Graywacke)

Shale with Iron Staining (Fissile Mudrock (Sedimentary Rock)) — sedimentary

Shale with Iron Staining

Fissile Mudrock (Sedimentary Rock)

Glauconitic Sandstone (Glauconitic arenite (K,Na)(Fe3+,Al,Mg)2(Si,Al)4O10(OH)2) — sedimentary

Glauconitic Sandstone

Glauconitic arenite (K,Na)(Fe3+,Al,Mg)2(Si,Al)4O10(OH)2

Sulfur (on Matrix) (Native Sulfur (S8)) — mineral

Sulfur (on Matrix)

Native Sulfur (S8)

Blue Kyanite in Schist (Al2SiO5 in Mica Schist) — metamorphic

Blue Kyanite in Schist

Al2SiO5 in Mica Schist

Bituminous Coal (Coal (Organically derived sedimentary rock)) — sedimentary

Bituminous Coal

Coal (Organically derived sedimentary rock)

Fossiliferous Limestone (Limestone (CaCO3 - Calcium Carbonate)) — sedimentary

Fossiliferous Limestone

Limestone (CaCO3 - Calcium Carbonate)

Shale (or Mudstone) (Siltstone/Argillite (composed mainly of clay and silt-sized particles)) — sedimentary

Shale (or Mudstone)

Siltstone/Argillite (composed mainly of clay and silt-sized particles)

Yellow Jasper (Silicon Dioxide (Microcrystalline Quartz), SiO2) — sedimentary

Yellow Jasper

Silicon Dioxide (Microcrystalline Quartz), SiO2

Carnelian (Silicon Dioxide (Chalcedony variety), SiO2) — mineral

Carnelian

Silicon Dioxide (Chalcedony variety), SiO2

Coal (Bituminous coal (Complex organic sedimentary rock)) — sedimentary

Coal

Bituminous coal (Complex organic sedimentary rock)

Shale (Shale (fine-grained clastic sedimentary rock)) — Sedimentary

Shale

Shale (fine-grained clastic sedimentary rock)

Red Jasper (Silicon dioxide (SiO2) with hematite impurities) — sedimentary

Red Jasper

Silicon dioxide (SiO2) with hematite impurities

Jasper (specifically Green Jasper/Chert) (Jasper (Silicon Dioxide, SiO2)) — sedimentary

Jasper (specifically Green Jasper/Chert)

Jasper (Silicon Dioxide, SiO2)

Red Jasper (Silicon Dioxide (SiO2) with iron oxide inclusions) — sedimentary

Red Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

Red Jasper (Tumbled) (Silicon Dioxide (SiO2) with iron oxide inclusions) — sedimentary

Red Jasper (Tumbled)

Silicon Dioxide (SiO2) with iron oxide inclusions

Jasper (Silicon dioxide (SiO2)) — sedimentary

Jasper

Silicon dioxide (SiO2)

Red Jasper (Silicon Dioxide (SiO2) with iron oxide inclusions) — sedimentary

Red Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

Red Jasper (Jasper (Silicon Dioxide, SiO2)) — sedimentary

Red Jasper

Jasper (Silicon Dioxide, SiO2)

Jasper (Silicon dioxide (SiO2) with iron oxide impurities) — sedimentary

Jasper

Silicon dioxide (SiO2) with iron oxide impurities

Fossilized Bone Fragment (Vertebrate Fossil) — fossil

Fossilized Bone Fragment

Vertebrate Fossil

Amber (Succinite (a fossilized organic resin)) — mineral

Amber

Succinite (a fossilized organic resin)

Fossiliferous Limestone (Biogenic Sedimentary Rock) — sedimentary

Fossiliferous Limestone

Biogenic Sedimentary Rock

Petrified Wood (Silicified Wood (primarily Quartz / Chalcedony: SiO2)) — sedimentary

Petrified Wood

Silicified Wood (primarily Quartz / Chalcedony: SiO2)

Yellow Jasper (Silicon Dioxide (SiO2) with iron oxide impurities) — sedimentary

Yellow Jasper

Silicon Dioxide (SiO2) with iron oxide impurities

Jasper (Microcrystalline Quartz (SiO2 with iron oxide impurities)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2 with iron oxide impurities)

Green Fluorite (Calcium Fluoride (CaF2)) — mineral

Green Fluorite

Calcium Fluoride (CaF2)

Greenstone / Graywacke (Metagraywacke or Chlorite Schist) — metamorphic

Greenstone / Graywacke

Metagraywacke or Chlorite Schist

Quartz (specifically Milky/White Quartz) (Silicon Dioxide (SiO2)) — mineral

Quartz (specifically Milky/White Quartz)

Silicon Dioxide (SiO2)

Native Copper (Penny specimen) (Native Copper (Cu)) — mineral

Native Copper (Penny specimen)

Native Copper (Cu)

Epidote (Epidote (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))) — mineral

Epidote

Epidote (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))

Fluorite (Calcium Fluoride (CaF2)) — mineral

Fluorite

Calcium Fluoride (CaF2)

Celestine (or Celestite) (Strontium sulfate (SrSO4)) — mineral

Celestine (or Celestite)

Strontium sulfate (SrSO4)

Gneiss (specifically Amphibolite Gneiss) (Gneiss) — metamorphic

Gneiss (specifically Amphibolite Gneiss)

Gneiss

Chert (White Flint) (Silicon Dioxide (SiO2)) — sedimentary

Chert (White Flint)

Silicon Dioxide (SiO2)

Fossilized Shark Tooth (Carcharocles sp. or Striatolamia sp. (Phosphate/Carbonate mineralized Hydroxyapatite)) — sedimentary

Fossilized Shark Tooth

Carcharocles sp. or Striatolamia sp. (Phosphate/Carbonate mineralized Hydroxyapatite)

Chert (variously known as Flint or Jasper) (Microcrystalline or Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (variously known as Flint or Jasper)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Fossiliferous Limestone (Calcium Carbonate (CaCO3) - Limestone) — sedimentary

Fossiliferous Limestone

Calcium Carbonate (CaCO3) - Limestone

Carnelian (Silicon Dioxide (Chalcedony variety), SiO2) — gemstone

Carnelian

Silicon Dioxide (Chalcedony variety), SiO2

Red Jasper (Jasper (Silicon Dioxide) - SiO2) — sedimentary/mineral

Red Jasper

Jasper (Silicon Dioxide) - SiO2

sedimentary/mineral

Carnelian Bead (Silicon Dioxide (Chalcedony variety), SiO2) — gemstone

Carnelian Bead

Silicon Dioxide (Chalcedony variety), SiO2

Yellow Jasper (Cryptocrystalline Quartz (SiO2 with iron oxide inclusions)) — sedimentary

Yellow Jasper

Cryptocrystalline Quartz (SiO2 with iron oxide inclusions)