Rock Identifier

Category

Organic (Non Geological)

Browse organic (non geological) specimens identified by the Rock Identifier community.

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

Chert (Flint)

Silicon Dioxide (SiO2)

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

Chert (Flint/Jasper)

Silicon Dioxide (SiO2)

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

Chert (White Chert)

Silicon Dioxide (SiO2)

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

Chert (Flint)

Silicon Dioxide (SiO2)

Chert (River Pebble) (Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (River Pebble)

Cryptocrystalline Quartz (SiO2)

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

Chert (Black Chert/Flint)

Silicon Dioxide (SiO2)

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

Red Chert (Jasper)

Microcrystalline Quartz (SiO2)

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

Flint (Chert)

Cryptocrystalline Quartz (SiO2)

Chert (and Flint) (Silicon dioxide (SiO2) - Microcrystalline quartz) — sedimentary

Chert (and Flint)

Silicon dioxide (SiO2) - Microcrystalline quartz

Chert (Nodular or Fossiliferous) (Silicon Dioxide (SiO2) - Microcrystalline Quartz) — sedimentary

Chert (Nodular or Fossiliferous)

Silicon Dioxide (SiO2) - Microcrystalline Quartz

Chert (and/or River Pebble) (Microcrystalline quartz (SiO2)) — sedimentary

Chert (and/or River Pebble)

Microcrystalline quartz (SiO2)

Natural or Cultured Pearl (Calcium Carbonate (Aragonite and Conchiolin), CaCO3) — Mineral (Organic)

Natural or Cultured Pearl

Calcium Carbonate (Aragonite and Conchiolin), CaCO3

Mineral (Organic)

Chert (Jasper/Flint variety) (Microcrystalline silicon dioxide (SiO2)) — sedimentary

Chert (Jasper/Flint variety)

Microcrystalline silicon dioxide (SiO2)

Chert (and Limestone Pebbles) (Silicon Dioxide (SiO2) / Sedimentary Microcrystalline Quartz) — sedimentary

Chert (and Limestone Pebbles)

Silicon Dioxide (SiO2) / Sedimentary Microcrystalline Quartz

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

Chert (often called Flint or Jasper)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Chert (specifically Brown Chert or Jasper) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (specifically Brown Chert or Jasper)

Microcrystalline Quartz (SiO2)

Yellow Chert (Chert / Cryptocrystalline Quartz) (Silicon Dioxide (SiO2)) — sedimentary

Yellow Chert (Chert / Cryptocrystalline Quartz)

Silicon Dioxide (SiO2)

Chert (Pebble) (Microcrystalline silica (SiO2)) — sedimentary

Chert (Pebble)

Microcrystalline silica (SiO2)

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

Chert / Jasper

Silicon Dioxide (SiO2)

Chert (specifically Flint or Dark Chert) (Microcrystalline or Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (specifically Flint or Dark Chert)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

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

Chert (Chalcedony/Jasper)

Microcrystalline Quartz (SiO2)

Chert (Iron-stained) (Microcrystalline or Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (Iron-stained)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Chert / Flint (Chert (Cryptocrystalline Silica, SiO2)) — sedimentary

Chert / Flint

Chert (Cryptocrystalline Silica, SiO2)

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

Chert (Green Jasperiod)

Chert (Microcrystalline Quartz, SiO2)

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

Chert (Jasper)

Microcrystalline Quartz (SiO2) with iron oxide impurities

Banded Chert (Microcrystalline Quartz (SiO2)) — sedimentary

Banded Chert

Microcrystalline Quartz (SiO2)

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

Chert (Jasper/Chalcedony)

Microcrystalline Quartz (SiO2)

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

Yellow Chert (Chalcedony)

Microcrystalline Quartz (SiO2)

Chert (variously Flint) (Chert (Microcrystalline or cryptocrystalline Quartz, SiO₂)) — sedimentary

Chert (variously Flint)

Chert (Microcrystalline or cryptocrystalline Quartz, SiO₂)

Chert / Flint (Microcrystalline or cryptocrystalline quartz (SiO2)) — sedimentary

Chert / Flint

Microcrystalline or cryptocrystalline quartz (SiO2)

Chert (and Flint variant) (Microcrystalline or cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (and Flint variant)

Microcrystalline or cryptocrystalline Quartz (SiO2)

Chert (Tan or Buffer variety) (Microcrystalline or Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (Tan or Buffer variety)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Chert (Black Chert/Flint) (Microcrystalline quartz (SiO2)) — sedimentary

Chert (Black Chert/Flint)

Microcrystalline quartz (SiO2)

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

Chert (Black Chert/Flint)

Silicon Dioxide (SiO2)

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

Chert (Jasper variety)

Silicon Dioxide (SiO2)

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

Chert (Flint)

Microcrystalline Quartz (SiO2)

Chert (and Jasper pebble) (Microcrystalline Silica (SiO2)) — sedimentary

Chert (and Jasper pebble)

Microcrystalline Silica (SiO2)

Chert (Tan/Yellow variety) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Tan/Yellow variety)

Microcrystalline Quartz (SiO2)

Chert (Green River Chert) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Green River Chert)

Microcrystalline Quartz (SiO2)

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

Chert (Jasper)

Microcrystalline Quartz (SiO2)

Botiroidal Chalcedony or Silicified Fossil Coral (Silicon Dioxide (SiO2) - Chalcedony / Scleractinia (if fossilized)) — sedimentary

Botiroidal Chalcedony or Silicified Fossil Coral

Silicon Dioxide (SiO2) - Chalcedony / Scleractinia (if fossilized)

Sandstone (Red / Iron-stained) (Sandstone (composed predominantly of SiO2 with Fe2O3 cement)) — sedimentary

Sandstone (Red / Iron-stained)

Sandstone (composed predominantly of SiO2 with Fe2O3 cement)