Chert (specifically Flint or Jasper variant)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Category
Browse organic (if resin) or synthetic (if glass); simulating sedimentary or metamorphic (for natural stones) specimens identified by the Rock Identifier community.
Chert (specifically Flint or Jasper variant)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (and/or Chalcedony)
Microcrystalline Silica (SiO2)
Pyrite
Iron Disulfide (FeS2)
Chert (and associated river cobbles)
Silicon dioxide (SiO2)
Chert (and Flint)
Microcrystalline Silica (SiO2)
Banded Chert
Silicon Dioxide (SiO2)
Chert Pebble (Jasper variant)
Microcrystalline Quartz (SiO2)
Chert (Jasper variety)
Chert (SiO2)
Chert (Iron-stained)
Microcrystalline Quartz (SiO2)
Almandine Garnet
Almandine (Fe3Al2(SiO4)3)
Green Chert (Jasper)
Silicon Dioxide (SiO2)
Chert (Chert / Flint)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (and Jasper/Flint variant)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (often called Flint or Jasper)
Microcrystalline or cryptocrystalline Quartz (SiO2)
Sandstone
Arenite
Chert (Flint)
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Chert (often called Flint or Jasper)
Silicon Dioxide (SiO2)
Pyrite
Pyrite (FeS2)
Chert (Flint)
Silicon Dioxide (SiO2)
Chert (with Quartz Veining)
Chert (formula: SiO2)
Jasper
Silicon dioxide / Chalcedony (SiO2)
Chert (specifically Flint or Jasper variant)
Microcrystalline or Cryptocrystalline Silicon Dioxide (SiO2)
Chert (Brecciated River Cobble)
Silicon Dioxide (SiO2)
Chert (specifically Banded Chert)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert
Microcrystalline Quartz (SiO2)
Chert (Arrowhead Fragment)
Microcrystalline Quartz (SiO2)
Green Druzy Quartz (Prasiolite)
Silicon Dioxide (SiO2) with inclusions (typically Chlorite or Actinolite)
Chert (Iron-stained)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Jasper/Flint variety)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (and Flint)
Silicon Dioxide (SiO2)
Chert (specifically Flint or Jasper variant)
Cryptocrystalline Quartz (SiO2)
Chert (specifically Banded Chert)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Quartz Variety)
Chert (mostly SiO2 / Silicon Dioxide)
Chert (specifically a nodule with Chalcendony/Agate banding)
Microcrystalline Quartz (SiO2)
Chert (Flint variety)
Microcrystalline or cryptocrystalline Quartz (SiO2)
Chert (specifically Jasper or Flint)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Jasper variety)
Silicon Dioxide (SiO2)
Chert (specifically Chalcedony or Flint variation)
Microcrystalline Quartz (SiO2)
Chert (Iron-stained River Cobble)
Microcrystalline Quartz (SiO2)
Chert (specifically Jasper or Flint variant)
Microcrystalline Quartz (SiO2)
Chert (often colloquially referred to as Flint)
Chert (Cryptocrystalline Quartz, SiO2)
Chert (Jasper/Flint variant)
Microcrystalline or Cryptocrystalline Quartz (SiO2)