Chert (Yellow Jasper varieties)
Microcrystalline Quartz (SiO2)
Category
Browse sedimentary (chemical) specimens identified by the Rock Identifier community.
Chert (Yellow Jasper varieties)
Microcrystalline Quartz (SiO2)
Red Ochre (Hematite-rich Clay)
Limonitic/Hematitic Claystone (Fe2O3 with clay minerals)
Chert (Flint/Chalcedony)
Microcrystalline Quartz (SiO2)
Chert (specifically Jasper/Brown Chert)
Silicon Dioxide (SiO2)
Chert (variations include Flint)
Microcrystalline or cryptocrystalline Quartz (SiO2)
Ironstone (with possible Hematite/Limonite coating)
Ironstone (Fe-rich sedimentary rock)
Chert / Flint
Chert (Cryptocrystalline Quartz, SiO2)
Chert (variations include Flint/Jasper)
Chert (Silicon Dioxide, SiO2)
Chert (Flint)
Microcrystalline Quartz (SiO2)
Chert (Jasper/Agate variety)
Microcrystalline quartz (SiO2)
Banded Iron Formation
Banded Iron Formation (BIF)
Chert (Jasper/Flint variety)
Microcrystalline Quartz (SiO2)
Chert (Iron-stained)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Yellow Jasper)
Microcrystalline Quartz (SiO2)
Chert (Flint)
Microcrystalline Quartz (SiO2)
Jasper (Iron-rich)
Silicon Dioxide (SiO2) with Hematite (Fe2O3) impurities
Chert (Flint Nobule)
Silicon Dioxide (SiO2)
Chert (Agate/Flint variant)
Microcrystalline Quartz (SiO2)
Chert (and Flint)
Silicon Dioxide (SiO2)
Chert / Flint (River Pebble)
Cryptocrystalline Quartz (SiO2)
Chert (Flint/Jasper)
Silicon dioxide (SiO2) - Microcrystalline quartz
Chert (Jasper/Flint variety)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Jasper and Chalcedony)
Silicon Dioxide (SiO2)
Banded Chert
Microcrystalline Quartz (SiO2)
Chert (Flint variety)
Chert (SiO2)
Chert (also known as Flint)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Yellow Jasper variant)
Microcrystalline Quartz (SiO2)
Limestone
Sedimentary rock composed of Calcium Carbonate (CaCO3)
Chert
Cryptocrystalline Quartz (SiO2)
Chert (and Limestone Pebbles)
Silicon Dioxide (SiO2) / Sedimentary Microcrystalline Quartz
Limestone
Calcium Carbonate (CaCO3)
Quartz
Silicon Dioxide (SiO2)
Limestone
Calcium Carbonate (CaCO3)
Brecciated Chert
Silicon Dioxide (SiO2)
Limestone
Calcium carbonate (CaCO3)
Limestone
Calcium Carbonate (CaCO3)
Limestone
Calcium Carbonate (CaCO3)
Aragonite Star Cluster
Aragonite (CaCO3)
Dolomite or Limestone (Carbonate Rock)
CaMg(CO3)2 (Dolomite) or CaCO3 (Limestone / Calcite)
Dyed Agate Slice
Silicon Dioxide (SiO2) with artificial dyes
Chert (Jasper/Flint variety)
Microcrystalline Quartz (SiO2)
Chert (Jasper-like Silicate)
Microcrystalline quartz (SiO2)