Rock Identifier

Category

Organic Mineraloid And Mineral

Browse organic mineraloid and mineral specimens identified by the Rock Identifier community.

Chert (with Liesegang Banding) (Microcrystalline quartz (SiO2)) — sedimentary

Chert (with Liesegang Banding)

Microcrystalline quartz (SiO2)

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

Chert (Pebble)

Microcrystalline silica (SiO2)

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

Chert (Black Chert/Flint)

Cryptocrystalline Quartz (SiO2)

Petrified Wood (Silicified Wood (SiO2)) — metamorphic

Petrified Wood

Silicified Wood (SiO2)

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

Chert (Jasper variety)

Silicon Dioxide (SiO2)

Chert (Jasper-rich) (Silicon dioxide (SiO2) - Microcrystalline Quartz) — sedimentary

Chert (Jasper-rich)

Silicon dioxide (SiO2) - Microcrystalline Quartz

Chert (and Flint) (Microcrystalline Silica (SiO2)) — sedimentary

Chert (and Flint)

Microcrystalline Silica (SiO2)

Chert (and Flint) (Silicon Dioxide (SiO2) - Microcrystalline Quartz) — sedimentary

Chert (and Flint)

Silicon Dioxide (SiO2) - Microcrystalline Quartz

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

Chert (Flint)

Chert (Silicon Dioxide, SiO2)

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

Chert (Iron-stained)

Microcrystalline Quartz (SiO2)

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

Chert (Flint)

Microcrystalline Quartz (SiO2)

Chert Pebble (Chert (composed primarily of Microcrystalline Quartz, SiO2)) — sedimentary

Chert Pebble

Chert (composed primarily of Microcrystalline Quartz, SiO2)

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

Chert (Yellow Jasper/Flint pebble)

Microcrystalline Quartz (SiO2)

Chert (often called Jasper or River Rock) (Chert (SiO2)) — sedimentary

Chert (often called Jasper or River Rock)

Chert (SiO2)

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

Chert (specifically Iron-stained or Jasperoid Chert)

Microcrystalline Quartz (SiO2)

Chert (often called Flint in this context) (Silicon Dioxide (SiO2)) — sedimentary

Chert (often called Flint in this context)

Silicon Dioxide (SiO2)

Chert (often called Flint when dark) (Chert (Microcrystalline or Cryptocrystalline Silica, SiO2)) — sedimentary

Chert (often called Flint when dark)

Chert (Microcrystalline or Cryptocrystalline Silica, SiO2)

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

Chert (Jasper)

Microcrystalline Quartz (SiO2)

Chert (Jasper variety) (Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (Jasper variety)

Cryptocrystalline Quartz (SiO2)

Chert (Jasper/Flint variety) (Microcrystalline or Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (Jasper/Flint variety)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Banded Chert (Microcrystalline Quartz (SiO2)) — sedimentary

Banded Chert

Microcrystalline Quartz (SiO2)

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

Chert (specifically Flint or Common Chert)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Chert (with Quartz veins) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (with Quartz veins)

Microcrystalline Quartz (SiO2)

Red Jasper (Jasper (Silicon Dioxide with Iron inclusions - SiO2)) — Sedimentary/Metamorphic

Red Jasper

Jasper (Silicon Dioxide with Iron inclusions - SiO2)

Sedimentary/Metamorphic

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

Chert (Yellow Jasper variant)

Microcrystalline Quartz (SiO2)

Chert (Green variety) (Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (Green variety)

Cryptocrystalline Quartz (SiO2)

Yellow Jasper / Chert (Jasper (Silica/Quartz) - SiO2) — sedimentary

Yellow Jasper / Chert

Jasper (Silica/Quartz) - SiO2

Chert with Crinoid Fossil Impression (Microcrystalline Quartz (SiO2) with Crinoidea fossil impression) — sedimentary

Chert with Crinoid Fossil Impression

Microcrystalline Quartz (SiO2) with Crinoidea fossil impression

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

Chert / Flint Nodules

Cryptocrystalline Quartz (SiO2)

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

Chert (Jasper variety)

Silicon Dioxide (SiO2)

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

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

Banded Chert (Jasper)

Silicon Dioxide (SiO2)

Limestone (specifically fossiliferous/skeletal limestone) (Calcium Carbonate (CaCO3)) — sedimentary

Limestone (specifically fossiliferous/skeletal limestone)

Calcium Carbonate (CaCO3)

Chert (Brecciated River Cobble) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Brecciated River Cobble)

Silicon Dioxide (SiO2)

Coquina / Fossiliferous Limestone (Coquina (composed primarily of Calcium Carbonate / CaCO3)) — sedimentary

Coquina / Fossiliferous Limestone

Coquina (composed primarily of Calcium Carbonate / CaCO3)

Red Jasper (Silicon Dioxide (SiO2) with Hematite inclusions) — sedimentary

Red Jasper

Silicon Dioxide (SiO2) with Hematite inclusions

Chert (Common Opal/Jasper variety) (Microcrystalline Quartz (SiO2) with hydration) — sedimentary

Chert (Common Opal/Jasper variety)

Microcrystalline Quartz (SiO2) with hydration

Chert (specifically Flint or Jasper variant) (Microcrystalline quartz (SiO2)) — sedimentary

Chert (specifically Flint or Jasper variant)

Microcrystalline quartz (SiO2)

Chert (specifically Jasper or Flint type) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (specifically Jasper or Flint type)

Microcrystalline Quartz (SiO2)

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

Chert (Jasper variation)

Chert (SiO2)

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

Chert (Flint Nodules)

Chert (Microcrystalline Quartz, SiO2)

Chert (specifically Flint or Common Chert) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (specifically Flint or Common Chert)

Microcrystalline Quartz (SiO2)