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

Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)

Chert (Flint) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Flint)

Microcrystalline Quartz (SiO2)

Limestone with Bitumen/Chert (Calcite (CaCO3) containing organic hydrocarbons) — sedimentary

Limestone with Bitumen/Chert

Calcite (CaCO3) containing organic hydrocarbons

Chert (Yellow Jasper) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Yellow Jasper)

Microcrystalline Quartz (SiO2)

Chert (Jasper) (Silicon dioxide (SiO2)) — sedimentary

Chert (Jasper)

Silicon dioxide (SiO2)

Shale (Shale (comprised mostly of clay minerals and quartz)) — sedimentary

Shale

Shale (comprised mostly of clay minerals and quartz)

Shale (Fissile Mudstone (Shale)) — sedimentary

Shale

Fissile Mudstone (Shale)

Fossiliferous Limestone (Biogenic Sedimentary Rock) — sedimentary

Fossiliferous Limestone

Biogenic Sedimentary Rock

Limestone or Sandstone Cobble (Sedimentary rock (Calcium carbonate or Quartz based)) — sedimentary

Limestone or Sandstone Cobble

Sedimentary rock (Calcium carbonate or Quartz based)

Pearl necklace (Pearl, primarily aragonite (CaCO₃) and conchiolin) — gemstone

Pearl necklace

Pearl, primarily aragonite (CaCO₃) and conchiolin

Chert Arrowhead (Microcrystalline Quartz (SiO2)) — sedimentary

Chert Arrowhead

Microcrystalline Quartz (SiO2)

Chert Concretion / Nodule (Microcrystalline Quartz (SiO2)) — sedimentary

Chert Concretion / Nodule

Microcrystalline Quartz (SiO2)

Blue-gray flint (chert) fragment (Microcrystalline quartz (SiO₂), commonly called flint or chert) — sedimentary

Blue-gray flint (chert) fragment

Microcrystalline quartz (SiO₂), commonly called flint or chert

Agate (Silicon dioxide (Chalcedony), SiO2) — sedimentary

Agate

Silicon dioxide (Chalcedony), SiO2

Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)

Chert (Arrowhead Artifact) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Arrowhead Artifact)

Microcrystalline Quartz (SiO2)

Petrified Wood (Silicified Wood (SiO2)) — fossil

Petrified Wood

Silicified Wood (SiO2)

Chert Arrowhead (Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert Arrowhead

Cryptocrystalline Quartz (SiO2)

Chert (Field Stone) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Field Stone)

Microcrystalline Quartz (SiO2)

Chert Nodule (Microcrystalline Quartz (SiO2)) — sedimentary

Chert Nodule

Microcrystalline Quartz (SiO2)

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

Chert (Flint)

Silicon Dioxide (SiO2)

Chert (Microcrystalline Quartz (SiO2)) — sedimentary

Chert

Microcrystalline Quartz (SiO2)

Chert (Jasper/Flint) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Jasper/Flint)

Microcrystalline Quartz (SiO2)

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

Chert / Flint

Silicon Dioxide (SiO2)

Chert (Flint) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Flint)

Microcrystalline Quartz (SiO2)

Graphite (Graphite (Carbon, C)) — mineral

Graphite

Graphite (Carbon, C)

Jasper (Silicon Dioxide (SiO2)) — sedimentary

Jasper

Silicon Dioxide (SiO2)

Jasper (Silicon dioxide (Microcrystalline quartz, SiO2)) — mineral

Jasper

Silicon dioxide (Microcrystalline quartz, SiO2)

Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)

Fossilized Nut / Coprolite / Concretion (Trace Fossil / Permineralized Plant Material) — fossil

Fossilized Nut / Coprolite / Concretion

Trace Fossil / Permineralized Plant Material

Chert (Flint) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Flint)

Microcrystalline Quartz (SiO2)

Fossilized Bone (Permineralized Vertebrate Fossil) — sedimentary

Fossilized Bone

Permineralized Vertebrate Fossil

Chert (often called Flint in various colors) (Silicon Dioxide (SiO2)) — sedimentary

Chert (often called Flint in various colors)

Silicon Dioxide (SiO2)

Graphite (Graphite (Native Carbon), Formula: C) — Metamorphic

Graphite

Graphite (Native Carbon), Formula: C

Graphite (Graphite (Carbon, C)) — metamorphic

Graphite

Graphite (Carbon, C)

Banded Chert (Microcrystalline Quartz (SiO2)) — sedimentary

Banded Chert

Microcrystalline Quartz (SiO2)

Fossil Coral (Cnidaria Anthozoa (Fossilized)) — sedimentary

Fossil Coral

Cnidaria Anthozoa (Fossilized)

Pyrite (Fool's Gold) (Iron Sulfide (FeS2)) — mineral

Pyrite (Fool's Gold)

Iron Sulfide (FeS2)

Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

Quartz-veined Limestone (Sedimentary limestone with quartz/calcite veinlets) — sedimentary

Quartz-veined Limestone

Sedimentary limestone with quartz/calcite veinlets

Jasper containing fossilized inclusions (Silicon Dioxide (SiO2) with trace impurities and biogenic inclusions) — sedimentary

Jasper containing fossilized inclusions

Silicon Dioxide (SiO2) with trace impurities and biogenic inclusions

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

Yellow Jasper

Silicon Dioxide (Microcrystalline Quartz, SiO2)