Chert (Flint)
Silicon Dioxide (SiO2)
Category
Browse sedimentary (chemical) specimens identified by the Rock Identifier community.
Chert (Flint)
Silicon Dioxide (SiO2)
Chert (Jasper/Flint variety)
Silicon Dioxide (SiO2)
Limestone
Limestone (Calcium Carbonate - CaCO3)
Coarse Sand and River Gravel
Siliciclastic Sediment (primarily Quartz and Feldspar)
Chert (Chalcedony / Gray Flint)
Silicon Dioxide (SiO2)
Chert (River Pebble)
Silicon Dioxide (SiO2)
Chert (Beach Pebble)
Silicon Dioxide (SiO2)
Chert (Flint)
Microcrystalline Quartz (SiO2)
Limestone
Calcium Carbonate (CaCO3)
Chert (often called Jasper in this color)
Microcrystalline quartz (SiO2)
Chert (Flint)
Microcrystalline Quartz (SiO2)
Limestone (specifically Dolomitic Limestone)
Calcium Magnesium Carbonate (CaMg(CO3)2)
Chert (Flint)
Microcrystalline Quartz or Cryptocrystalline Silica (SiO2)
Chert (White Chert/Flint)
Silicon Dioxide (SiO2)
Chert (Flint)
Silicon Dioxide (SiO2)
Chert (Siliceous Mudstone variant)
Microcrystalline quartz (SiO2)
Chert (Smoky variety)
Microcrystalline Quartz (SiO2)
Chert (Nodule)
Silicon Dioxide (SiO2)
Chert (often called Flint for dark varieties)
Chert (SiO2)
Chert (Flint)
Microcrystalline Quartz (SiO2)
Gray Chert (River Pebble)
Microcrystalline Quartz (SiO2)
Chert (often called Flint or Jasper when red)
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Chert (and Flint)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Jasper/Flint variety)
Microcrystalline Quartz (SiO2)
Chert (Flint)
Chert (SiO2)
Chert (Flint nodules in limestone)
Silicon Dioxide (SiO2)
Chert (Jasper)
Microcrystalline Quartz (SiO2)
Chert (Flint)
Chert (Cryptocrystalline silicon dioxide, SiO2)
Chert (Flint)
Microcrystalline Quartz (SiO2)
Chert (specifically Gray Chert)
Silicon Dioxide (SiO2)
Chert / Flint
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Chert (and Flint nodule)
Silicon Dioxide (SiO2)
Chert (Jasper variety)
Silicon Dioxide (SiO2) with iron oxide impurities
Chert (Flint)
Silicon Dioxide (SiO2)
Chert (Flint)
Microcrystalline Quartz (SiO2)
Chert with Limestone matrix
Microcrystalline silica (SiO2) in Calcite (CaCO3) matrix
Chert (Pink Jasper)
Microcrystalline Quartz (SiO2)
Chert (Field Stone)
Chert (SiO2)
Jasper
Jasper (Silicon Dioxide, SiO2)
Chert (Nodule)
Microcrystalline Silica (SiO2)
Chert (Tan/Brown)
Silicon Dioxide (SiO2) - Cryptocrystalline Quartz
Chert (specifically Flint)
Microcrystalline Quartz (SiO2)