Chert / Quartz Pebble
Silicon Dioxide (SiO2)
Category
Browse sedimentary rock (specifically a chemical sedimentary rock, or a chert if considered purely mineral aggregate) specimens identified by the Rock Identifier community.
Chert / Quartz Pebble
Silicon Dioxide (SiO2)
Chert Pebble with Quartz Veins
Microcrystalline Quartz (SiO2)
Chert (Chert Nodule in Limestone)
Microcrystalline Quartz (SiO2)
Chert (Jasper)
Sedimentary Cryptocrystalline Quartz (SiO2)
Chert (Jaspery variety)
Microcrystalline Quartz (SiO2)
Limestone ( weathered ) / Chert Nodular Rock
Sedimentary rock (primarily Calcium Carbonate, CaCO3, with Microcrystalline Quartz, SiO2)
Chert / Flint Nodule
Microcrystalline quartz (SiO2)
Chert (with Limestone matrix)
Chert (Silica: SiO2)
Flint
Microcrystalline quartz (SiO2)
Conglomerate (Puddingstone)
Conglomerate (specifically, clastic sedimentary rock)
Ironstone Concretion
Ferruginous Sandstone / Hematite-rich Concretion
Chert (specifically Flint or Common Chert node)
Silicon Dioxide (SiO2)
Chert (or Flint)
SiO2 (Microcrystalline Quartz)
Sandstone with Manganese Dendrites
Clastic Sedimentary Rock (SiO2 based with MnO2 inclusions)
Sandstone (Greywacke/Siltstone variant)
Clastic Sedimentary Rock (Lithic Wacke)
Ferruginous Sandstone (Ironstone)
Clastic Sedimentary Rock (composed of SiO2 with Fe2O3/FeO(OH) cement)
Chert (Nodule)
Chert (composition: SiO2)
Chert (Black Chert/Flint)
Chert (Silicon Dioxide, SiO2)
Chert
Microcrystalline Quartz (SiO2)
Chert (and Jasper)
Microcrystalline Quartz (SiO2)
Dalmatian Stone (Dalmation Jasper)
Aplite with Arfvedsonite inclusions
Chert (Jasper)
Silicon Dioxide (SiO2)
Concrete fragment with Aggregate
Anthropogenic Concrete with Calcarious and Siliceous Aggregate
Chert (specifically Cryptocrystalline Quartz)
Silicon dioxide (SiO2)
Flint Pebble
Sedimentary cryptocrystalline quartz (SiO2)
Chert (Flint)
Microcrystalline Quartz (SiO2)
Chert
Silicon dioxide (SiO2)
Chert (specifically Flint or Gray Chert)
Silicon Dioxide (SiO2)
Chert (Flint)
Microcrystalline Quartz (SiO2)
Chert (Field Pebble)
Microcrystalline / Cryptocrystalline Quartz (SiO2)
Chalcedony (Common Agate)
Cryptocrystalline Quartz (SiO2)
Limestone
Calcium Carbonate (CaCO3)
Basalt with Quartz Vein and Weathering Crust
Amygdaloidal or Porphyritic Basalt
Chert (Jasper variety)
Silicon Dioxide (SiO2)
Chert (Flint)
Silicon Dioxide (SiO2)
Banded Chert
Silicon Dioxide (SiO2)
Yellow Chert (Cherty Pebble)
Silicon Dioxide (SiO2)
Black Chert
Carbonaceous Chert (Silicon dioxide, SiO2)
Chert (Nodule)
Chert (Silicon Dioxide, SiO2)
Chert (specifically Tan/Gray Chert)
Microcrystalline quartz (SiO2)
Chert (Common Opal/Agate variety)
Microcrystalline Quartz (SiO2)
Chert / Flint
Chert (Microcrystalline Quartz, SiO2)