Limestone with Calcite
Sedimentary Calcium Carbonate (CaCO3)
Category
Browse sedimentary (chemical) specimens identified by the Rock Identifier community.
Limestone with Calcite
Sedimentary Calcium Carbonate (CaCO3)
Chert (Commonly called Jasper or Flint)
Chert (SiO2)
Chert
Microcrystalline Quartz (SiO2)
Chert (Polished/Tumbled)
Silicon Dioxide (SiO2)
Chert / River Cobble
Microcrystalline Quartz (SiO2)
Gossan (with Limonite/Hematite coating)
Ferruginous Gossan (Fe2O3·nH2O / Fe2O3)
Banded Chert
Silicon Dioxide (SiO2)
Chert (variously known as Flint)
Microcrystalline quartz (SiO2)
Chert
Chert (SiO2)
Chert (Quartz Variety)
Silicon Dioxide (SiO2)
Chert (Flint)
Silicon Dioxide (SiO2)
Chert (Nodule)
Microcrystalline Quartz (SiO2)
Chert (Flint)
Chert (SiO2)
Chert (Flint)
Silicon Dioxide (SiO2)
Chert (Flint variety)
Microcrystalline Quartz (SiO2)
Banded Calcite (often sold as 'Mexican Onyx' or 'Calcite Onyx')
Calcite (Calcium Carbonate, CaCO3)
Chert (Beach Pebble)
Microcrystalline Quartz (SiO2)
Chert Pebble
Chert (Silicon Dioxide, SiO2)
Chert (variations include Flint/Jasper)
Chert (SiO2)
Chert
Microcrystalline Quartz (SiO2)
Chert / Jasper
Silicon Dioxide (SiO2)
Chert (Green variety)
Silicon Dioxide (SiO2)
Granite Sand (Decomposed Granite)
Grus / Quartz-Feldspar Detritus
Micro-crystalline Quartz Pebble (Chert)
Silicon dioxide (SiO2)
Chert (Flint)
Cryptocrystalline Silica (SiO2)
Chert (Jasper variation)
Chert (Cryptocrystalline microcrystalline Silicon Dioxide, SiO2)
Chert (Flinty variety)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Jasper variation)
Silicon Dioxide (SiO2)
Chert (Flint)
Chert (SiO2)
Chert (Jasper)
Microcrystalline Quartz (SiO2)
Chert (Flint)
Chert (SiO2)
Chert (often called Flint)
Microcrystalline Quartz (SiO2)
Chert (often called Flint or Jasper)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Jasper/Flint variety)
Silicon Dioxide (SiO2)
Chert (Arrowheads)
Microcrystalline Quartz (SiO2)
Chert (Arrowhead Fragment)
Microcrystalline Quartz (SiO2)
Ironstone (Limonitic/Hematitic Sandstone)
Ferruginous sandstone (predominantly Fe2O3 and FeO(OH))
Chert (Jasper)
Microcrystalline Quartz (SiO2)
Chert (Yellow Jasper)
Cryptocrystalline Quartz (SiO2)
Chert (Jasper)
Silicon Dioxide (SiO2)
Chert (Jasper variety)
Silicon Dioxide (SiO2)
Chert (often called Jasper in this color variety)
Microcrystalline Quartz (SiO2)