Chert (often called Flint in archaeological contexts)
Silicon Dioxide (SiO2)
Category
Browse sedimentary (primary) with artificial modification specimens identified by the Rock Identifier community.
Chert (often called Flint in archaeological contexts)
Silicon Dioxide (SiO2)
Chert (Flint)
Chert (Silicon Dioxide, SiO2)
Chert (often called Flint)
Microcrystalline or cryptocrystalline Quartz (SiO2)
Limestone
Calcium Carbonate (CaCO3)
Chert (Flint)
Microcrystalline Quartz (SiO2)
Limestone
Calcium Carbonate (CaCO3)
Chert (Honey Chert / Flint)
Silicon Dioxide (SiO2) - Cryptocrystalline Quartz
Chert
Microcrystalline Quartz (SiO2)
Chert / Flint
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Flint)
Microcrystalline Quartz (SiO2)
Chert (White Variety)
Microcrystalline Quartz (SiO2)
Chert (Polished River Pebble)
Chert (SiO2)
Chert (and Flint)
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Chert (Flint)
Chert (SiO2)
Chert (Flint)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Flinty variety)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (specifically Yellow/Honey Jasper variety)
Cryptocrystalline Quartz (SiO2)
Chert (Jasper variety)
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Chert (often called Flint or Jasper)
Silicon Dioxide (SiO2)
Chert (variously known as Flint or River Pebble)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (specifically Tan Chert or Flint)
Silicon Dioxide (SiO2)
Limestone
Sedimentary Calcium Carbonate (CaCO3)
Limestone
Calcareous sedimentary rock (CaCO3)
Pyrite (on Shale/Matrix)
Iron Disulfide (FeS2)
Sandstone (likely Ferruginous)
Arenite (SiO2 based with Fe2O3/FeO(OH) cement)
Chert (Jasper/Flint)
Microcrystalline Quartz (SiO2)
Limonite Concretion (Ironstone)
Limonite (Hydrated Iron(III) Oxide-Hydroxide, FeO(OH)·nH2O)
Quartz chunk
Silicon dioxide (SiO2)
Aragonite Star Cluster
Aragonite (Calcium Carbonate, CaCO3)
Calcite (Optical Grade/Iceland Spar)
Calcium Carbonate (CaCO3)
Gold Nugget
Native Gold (Au)
Blue Apatite
Apatite (Calcium Phosphate) - Ca5(PO4)3(F,Cl,OH)
Quartz Vein with Host Rock (Greywacke/Siltstone)
Silicon Dioxide (SiO2) within Clastic Sedimentary/Metamorphic Matrix
Chert
Microcrystalline Quartz (SiO2)
Chert (Flint Nodules)
Cryptocrystalline Quartz (SiO2)
Chert (and Flint)
Silicon Dioxide (SiO2)
Chert / Flint
Chert (SiO2)
Sandstone
Arenite (SiO2 based)
Red Sandstone
Arenite (Ferruginous Sandstone)
Chert (Flint)
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Red Sandstone
Arenite (with Iron Oxide / Hematite cementation)
Chert Pebble
Microcrystalline silica (SiO2)