Rock Identifier

Category

Sedimentary (Physico Chemical)

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

Quartz Sand (Beach Sand) (Silicon Dioxide (SiO2)) — sedimentary

Quartz Sand (Beach Sand)

Silicon Dioxide (SiO2)

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

Quartz Pebble

Silicon Dioxide (SiO2)

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

Chert

Chert (Microcrystalline Quartz, SiO2)

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

Limonite (Ironstone Concretion)

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

mineral
Chert (Nodular Chert) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Nodular Chert)

Microcrystalline Quartz (SiO2)

sedimentary
Chert (Limonite-stained) (Microcrystalline Quartz (SiO2) with iron oxides) — sedimentary

Chert (Limonite-stained)

Microcrystalline Quartz (SiO2) with iron oxides

sedimentary
Quartz (Milky/Crystalline variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky/Crystalline variety)

Silicon Dioxide (SiO2)

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

Green Calcite

Calcium Carbonate (CaCO3)

mineral
Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

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

Quartz Pebble

Silicon Dioxide (SiO2)

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

Chert (with Manganese Oxide coating)

Microcrystalline Quartz (SiO2)

sedimentary
Chert (includes Flint & Jasper) (Chert (Siliceous sedimentary rock, chemical formula SiO2)) — sedimentary

Chert (includes Flint & Jasper)

Chert (Siliceous sedimentary rock, chemical formula SiO2)

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

Banded Flint / Chert

Microcrystalline Quartz (SiO2)

sedimentary
Quartz chunk (Silicon dioxide (SiO2)) — mineral

Quartz chunk

Silicon dioxide (SiO2)

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

Banded Chert

Silicon Dioxide (SiO2)

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

Quartz (Pebble)

Silicon Dioxide (SiO2)

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

Banded Chert

Silicon Dioxide (SiO2)

sedimentary
Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

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

Chert / Flint

Microcrystalline Quartz (SiO2)

sedimentary
Flint (Silicon dioxide (SiO2) - Microcrystalline Quartz) — sedimentary

Flint

Silicon dioxide (SiO2) - Microcrystalline Quartz

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

Chert Nodule

Microcrystalline Quartz (SiO2)

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

Banded Chert / Flint

Microcrystalline Quartz (SiO2)

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

Chert Nodule

Microcrystalline Quartz (SiO2)

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

Honey Calcite Sphere

Calcium Carbonate (CaCO3)

mineral
Chert (Jasper variety) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Jasper variety)

Microcrystalline Quartz (SiO2)

sedimentary
Chert (Common Opal/Chalcedony nodule) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Common Opal/Chalcedony nodule)

Microcrystalline Quartz (SiO2)

sedimentary
Chert (Microcrystalline silica (SiO2)) — sedimentary

Chert

Microcrystalline silica (SiO2)

sedimentary
Chert (often called Flint or Jasper) (Microcrystalline or cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (often called Flint or Jasper)

Microcrystalline or cryptocrystalline Quartz (SiO2)

sedimentary
Geode Nodules / Chert Pebble (Silicon Dioxide (SiO2) / Quartz concretion) — sedimentary

Geode Nodules / Chert Pebble

Silicon Dioxide (SiO2) / Quartz concretion

sedimentary
Chert Pebble with Quartz Vein (Microcrystalline Quartz (SiO2)) — sedimentary

Chert Pebble with Quartz Vein

Microcrystalline Quartz (SiO2)

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

Chert (Flint)

Silicon Dioxide (SiO2)

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

Chert (Flint Nodules)

Silicon Dioxide (SiO2)

sedimentary
Chalcedony (Agate/Chert) (Silicon Dioxide (SiO2)) — mineral

Chalcedony (Agate/Chert)

Silicon Dioxide (SiO2)

mineral
Chert / River Pebble (Silicon Dioxide (SiO2)) — sedimentary

Chert / River Pebble

Silicon Dioxide (SiO2)

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

Orange Calcite

Calcium Carbonate (CaCO3)

mineral
Banded Calcite (Green Onyx) (Calcite (CaCO3)) — sedimentary

Banded Calcite (Green Onyx)

Calcite (CaCO3)

sedimentary
Chert (Arrowhead Point) (Silicon Dioxide (SiO2) - Microcrystalline Quartz) — fossil

Chert (Arrowhead Point)

Silicon Dioxide (SiO2) - Microcrystalline Quartz

fossil
Chert (Yellow Jasper/Flint) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Yellow Jasper/Flint)

Silicon Dioxide (SiO2)

sedimentary
Chert (Iron-stained) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Iron-stained)

Silicon Dioxide (SiO2)

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

Chert (Arrowhead Fragment)

Microcrystalline Quartz (SiO2)

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

Chert (Flint)

Silicon Dioxide (SiO2)

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

Chert (Flint)

Silicon Dioxide (SiO2)

sedimentary