Rock Identifier

Category

Sedimentary (Chemical)

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

Learn about Sedimentary (Chemical) in the encyclopedia

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Conglomerate

Conglomerate

Quartzite Sandstone

Quartzite Sandstone

Breccia

Breccia

Ironstone

Ironstone

Coal

Coal

Kambaba Jasper

Kambaba Jasper

Limestone

Limestone

Asphalt Rock

Claystone

Claystone

Mudstone

Mudstone

Sapropel

Sapropel

Bituminous Shale

Bituminous Shale

Geode (Small unopened nodule) (Quartz-lined nodule (SiO2)) — sedimentary

Geode (Small unopened nodule)

Quartz-lined nodule (SiO2)

sedimentary
Orange Calcite (Calcite (CaCO3)) — mineral

Orange Calcite

Calcite (CaCO3)

mineral
Yellow Calcite (Calcium Carbonate (CaCO3)) — mineral

Yellow Calcite

Calcium Carbonate (CaCO3)

mineral
Chert (Flint nodule) (Chert (SiO2)) — sedimentary

Chert (Flint nodule)

Chert (SiO2)

sedimentary
Yellow Calcite (Calcium Carbonate (CaCO3)) — mineral

Yellow Calcite

Calcium Carbonate (CaCO3)

mineral
Siderite Concretion in Shale (Iron carbonate (FeCO3) in Mudstone/Shale matrix) — sedimentary

Siderite Concretion in Shale

Iron carbonate (FeCO3) in Mudstone/Shale matrix

sedimentary
Chert (with Manganese Oxide coating) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (with Manganese Oxide coating)

Microcrystalline Quartz (SiO2)

sedimentary
Limestone (River Pebble) (Calcite (Calcium Carbonate) - CaCO3) — sedimentary

Limestone (River Pebble)

Calcite (Calcium Carbonate) - CaCO3

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

Chert (Flint)

Silicon Dioxide (SiO2)

sedimentary
Chert (Common Opal/Agate variety) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Common Opal/Agate variety)

Microcrystalline Quartz (SiO2)

sedimentary
Quartz (Pebble) (Silicon Dioxide (SiO2)) — mineral

Quartz (Pebble)

Silicon Dioxide (SiO2)

mineral
Bauxite (Bauxite (Al(OH)3, AlO(OH), AlOOH)) — sedimentary

Bauxite

Bauxite (Al(OH)3, AlO(OH), AlOOH)

sedimentary
Quartz Pebble (Silicon Dioxide (SiO2)) — sedimentary

Quartz Pebble

Silicon Dioxide (SiO2)

sedimentary
Generic Rock Fragment (Rock Fragment) — sedimentary

Generic Rock Fragment

Rock Fragment

sedimentary
Chert (Agatized/Chalcedony variety) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Agatized/Chalcedony variety)

Microcrystalline Quartz (SiO2)

sedimentary
Limestone (Calcareous sedimentary rock (CaCO3)) — sedimentary

Limestone

Calcareous sedimentary rock (CaCO3)

sedimentary
Limonite Concretion (Limonite (Hydrated iron(III) oxide-hydroxide) FeO(OH)·nH2O) — sedimentary

Limonite Concretion

Limonite (Hydrated iron(III) oxide-hydroxide) FeO(OH)·nH2O

sedimentary
Glauconitic Sandstone (Glauconitic sandstone ((K,Na)(Fe,Al,Mg)2(Si,Al)4O10(OH)2)) — sedimentary

Glauconitic Sandstone

Glauconitic sandstone ((K,Na)(Fe,Al,Mg)2(Si,Al)4O10(OH)2)

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

Chert (Jasper)

Silicon Dioxide (SiO2)

sedimentary
Quartz Pebble (Silicon Dioxide (SiO2)) — sedimentary

Quartz Pebble

Silicon Dioxide (SiO2)

sedimentary
Chert (Silicon dioxide (SiO2)) — sedimentary

Chert

Silicon dioxide (SiO2)

sedimentary
Chert or Flint (Silicon dioxide (SiO2)) — sedimentary

Chert or Flint

Silicon dioxide (SiO2)

sedimentary
Fossiliferous Limestone (Biogenic Limestone (Calcium Carbonate, CaCO3)) — sedimentary

Fossiliferous Limestone

Biogenic Limestone (Calcium Carbonate, CaCO3)

sedimentary
Banded Sandstone (Liesegang Rings) (Arenite with Liesegang rings (SiO2/Fe2O3)) — sedimentary

Banded Sandstone (Liesegang Rings)

Arenite with Liesegang rings (SiO2/Fe2O3)

sedimentary
Clear Quartz (Silicon Dioxide (SiO2)) — mineral

Clear Quartz

Silicon Dioxide (SiO2)

mineral
Quartz (Granular) (Silicon Dioxide (SiO2)) — mineral

Quartz (Granular)

Silicon Dioxide (SiO2)

mineral
Quartz (Water-worn Pebbles) (Silicon Dioxide (SiO2)) — mineral

Quartz (Water-worn Pebbles)

Silicon Dioxide (SiO2)

mineral
Quartz Pebble (Silicon Dioxide (SiO2)) — sedimentary

Quartz Pebble

Silicon Dioxide (SiO2)

sedimentary
Banded Sandstone (River Pebble) (Arenite (SiO2 primarily)) — sedimentary

Banded Sandstone (River Pebble)

Arenite (SiO2 primarily)

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

Chert / Jasper

Silicon Dioxide (SiO2)

sedimentary
Red Jasper (Quartz) (Silicon Dioxide (SiO2) with Iron impurities) — sedimentary

Red Jasper (Quartz)

Silicon Dioxide (SiO2) with Iron impurities

sedimentary
Chert (Jasper/Opaline variety) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Jasper/Opaline variety)

Silicon Dioxide (SiO2)

sedimentary
Sandstone (Ferruginous) (Arenite (SiO2 based with Fe2O3 banding)) — sedimentary

Sandstone (Ferruginous)

Arenite (SiO2 based with Fe2O3 banding)

sedimentary
Flint Pebble (Sedimentary cryptocrystalline quartz (SiO2)) — sedimentary

Flint Pebble

Sedimentary cryptocrystalline quartz (SiO2)

sedimentary
Chert (Jasper variation) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Jasper variation)

Silicon Dioxide (SiO2)

sedimentary
Quartz Pebble (Silicon dioxide (SiO2)) — sedimentary

Quartz Pebble

Silicon dioxide (SiO2)

sedimentary
Orange Calcite (Calcium Carbonate (CaCO3)) — mineral

Orange Calcite

Calcium Carbonate (CaCO3)

mineral
Banded Chert / Jasper (Silicon Dioxide (SiO2)) — sedimentary

Banded Chert / Jasper

Silicon Dioxide (SiO2)

sedimentary
Fragmented Sedimentary Pebble (Clastic Sedimentary Specimen) — sedimentary

Fragmented Sedimentary Pebble

Clastic Sedimentary Specimen

sedimentary
Quartz Pebble (Silicon Dioxide (SiO2)) — sedimentary

Quartz Pebble

Silicon Dioxide (SiO2)

sedimentary
Limestone (Calcite (CaCO3)) — sedimentary

Limestone

Calcite (CaCO3)

sedimentary
Honey Calcite (Calcium Carbonate (CaCO3)) — mineral

Honey Calcite

Calcium Carbonate (CaCO3)

mineral