Chert with Asphaltum (or Tar)
Silica (SiO2) with natural Bitumen/Asphaltum
Category
Browse sedimentary (chemical) specimens identified by the Rock Identifier community.
Chert with Asphaltum (or Tar)
Silica (SiO2) with natural Bitumen/Asphaltum
Chert (Flint)
Chert (Silica, SiO2)
Chert (Jasper/Agate variety)
Microcrystalline Quartz (SiO2)
Chert (and Flint)
Silicon Dioxide (SiO2)
Chert (Green)
Silicon Dioxide (SiO2)
Chert (Jasper/Flint variant)
Silicon Dioxide (SiO2)
Chert (Yellow Jasper)
Cryptocrystalline Quartz (SiO2)
Desert Rose Fragment (Atypical) / Weathered Chert
Silicon Dioxide (SiO2) or Barium Sulfate (BaSO4) depending on exact mineralogy
Chert (Nodular Chert)
Silicon Dioxide (SiO2)
Limestone
Calcium Carbonate (CaCO3)
Chert (Flint Nodules)
Microcrystalline Quartz (SiO2)
Banded Chert
Microcrystalline Quartz (SiO2)
Chert (Jasper variation)
Microcrystalline Quartz (SiO2)
Chert
Chert (SiO2)
Jasper or Chert
Silicon Dioxide (SiO2)
Chert (varieties include Flint and Jasper)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert / Flint
Silicon dioxide (SiO2)
Chert (Flint)
Silicon Dioxide (SiO2)
Chert
Microcrystalline Quartz (SiO2)
Chert (and Flint)
Silicon Dioxide (SiO2)
Chert (Nodule)
Chert (Silicon Dioxide, SiO2)
Chert (Limestone-based)
Silicon Dioxide (SiO2) within Carbonate host
Chert
Microcrystalline Quartz (SiO2)
Chert
SiO2 (Microcrystalline Quartz)
Gray Limestone
Calcium Carbonate (CaCO3)
Chert (Flint)
Chert (Microcrystalline Quartz, SiO2)
Bog Iron (Limonite)
Limonite (Hydrated iron(III) oxide-hydroxide, FeO(OH)·nH2O)
Chert (Flint)
Chert (SiO2)
Limestone with Calcite Veins
Calcium Carbonate (CaCO3)
Laterite
Lateritic Soil/Rock (rich in Fe2O3 and Al2O3)
Chert (Jasper)
Microcrystalline Quartz (SiO2)
Chert (Nodule)
Microcrystalline Quartz (SiO2)
Chert (Dark Variety / Flint)
Silicon Dioxide (SiO2)
Chert (Flint variety)
Microcrystalline context of Quartz (SiO2)
Chert (specifically Jasper or Flint variant)
Cryptocrystalline Quartz (SiO2)
Chert (Jasper variation)
Microcrystalline Quartz (SiO2)
Chert (Jasper/Flint variety)
Silicon Dioxide (SiO2)
Chert (Flint) Pebble
Microcrystalline Quartz (SiO2)
Chert
Chert (Microcrystalline Quartz, SiO2)
Chert with Quartz Veins
Microcrystalline Quartz (SiO2)
Chert (Flint)
Silicon Dioxide (SiO2)
Chert (specifically Iron-stained or Jasperoid Chert)
Microcrystalline Quartz (SiO2)