Limestone
Sedimentary Calcium Carbonate (CaCO3)
Category
Browse sedimentary (chemical) specimens identified by the Rock Identifier community.
Limestone
Sedimentary Calcium Carbonate (CaCO3)
Chert (Flint)
Microcrystalline quartz (SiO2)
Agate (Common Chalcedony)
Silicon Dioxide (SiO2)
Orange Calcite
Calcite (Calcium Carbonate - CaCO3)
Chert Pebble Map
Microcrystalline Quartz (SiO2)
Chert (White Variety)
Microcrystalline Quartz (SiO2)
Dragons Blood Jasper
Cryptocrystalline Quartz (SiO2/Epidote/Piemontite)
Limestone
Calcium Carbonate (CaCO3)
Limestone
Calcium Carbonate (CaCO3)
Yellow Quartz (Chalcedony)
Silicon Dioxide (SiO2)
Limestone
Sedimentary Calcium Carbonate (CaCO3)
Chert (specifically Flint or Jasper variant)
Microcrystalline quartz (SiO2)
Banded Sandstone
Arenite with Liesegang banding
Coquina Limestone (Fossiliferous Limestone)
Calcareous bioclastic sedimentary rock (CaCO3)
Chert (Flint Gravel)
Silicon Dioxide (SiO2)
Chert (Jasper/Flint variety)
Silicon dioxide (SiO2)
Chert (River Cobble)
Chert (Cryptocrystalline Quartz, SiO2)
Chert (Tan/Yellow variety)
Microcrystalline or cryptocrystalline Quartz (SiO2)
Fossiliferous Limestone (with Oyster Fossils)
Fossiliferous Calcarenite / Bivalve Mollusk Fossil
Chert (Commonly known as Flint or Jasper when pigmented)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Banded Chert
Cryptocrystalline Quartz (SiO2)
Chert (Flint)
Microcrystalline or cryptocrystalline Quartz (SiO2)
Chert (specifically Flint or Dark Chalcedony)
Silicon Dioxide (SiO2)
Chert (Jasper variety)
Microcrystalline quartz (SiO2)
Chert (Nodule)
Chert (mainly Microcrystalline or Cryptocrystalline Quartz, SiO2)
Chert (specifically Pink/Tan Chert)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (specifically Gray/Blue Chert)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Jasper
Silicon dioxide (SiO2) with impurities
Chert (varieties include Flint and Jasper)
Silicon Dioxide (SiO2)
Limestone
Sedimentary Calcium Carbonate (CaCO3)
Limestone
Calcareous sedimentary rock (CaCO3)
Chert (Yellow Jasper)
Microcrystalline Quartz (SiO2)
Banded Chert (or Banded Jasper)
Microcrystalline Quartz (SiO2)
Chert (Quartzite-rich River Pebble)
Silicon Dioxide (SiO2)
Chert (often called Flint or River Pebble)
Chert (Microcrystalline Quartz, SiO2)
Chert (Chalcedony/Agate)
Microcrystalline Quartz (SiO2)
Banded Chert
Silicon dioxide (SiO2)
Chert (often referred to as Flint or Jasper when pigmented)
Microcrystalline or cryptocrystalline Quartz (SiO2)
Chert (Jasper)
Microcrystalline Quartz (SiO2)
Chert (Nodule)
Silicon Dioxide (SiO2)
Geodal Limestone / Calcite Druze
Calcium Carbonate (CaCO3)
Chert (often called Flint in archaeological contexts)
Silicon Dioxide (SiO2)