Chert (Iron-stained)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Category
Browse sedimentary (microcrystalline quartz) specimens identified by the Rock Identifier community.
Chert (Iron-stained)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Iron-stained)
Microcrystalline or cryptocrystalline Quartz (SiO2)
Chert (variant Flint)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Flint nodule)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (with Iron Staining)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (specifically Blue Chert/Flint)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (often called Flint or River Rock)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Flint variety)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Iron-stained)
Chert (Microcrystalline Quartz, SiO2)
Chert (often called Flint when dark)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Chalky/Gray Variety)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Flint)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (specifically Flint)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Red Chert (Jasper)
Chert / Microcrystalline Quartz (SiO2)
Red Jasper
Jasper (Silicon Dioxide, SiO2 with Iron Oxide impurities)
Jasper with Agate and Quartz Inclusions
Silicon Dioxide (SiO2) - Chalcedony / Quartz aggregate
Jasper (Red and Tan Jasper)
Microcrystalline Quartz (SiO2) with iron oxide inclusions
Yellow Jasper (Chert)
Silicon Dioxide (SiO2) with iron inclusions
Chalcedony (Botryoidal)
Silicon Dioxide (SiO2)
Chert / River Pebble
Silicon Dioxide (SiO2)
Yellow Jasper
Cryptocrystalline quartz (SiO2) with iron inclusions
Red Jasper (Polished)
Jasper (Iron-rich Microcrystalline Quartz, SiO2)
Chert (specifically Flint or Jasper variant)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (variations include Flint/Jasper)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (often called Flint or Jasper)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Chert / Flint Variety)
Microcrystalline / Cryptocrystalline Quartz (SiO2)
Yellow Jasper
Jasper (Silicon Dioxide, SiO2)
Jasper
Silicon dioxide (SiO2)
Yellow Chalcedony or River Jasper
Silicon Dioxide (SiO2)
Quartzite with Sandstone/Iron staining
Metamorphic Quartzite (SiO2)
Chert (Field-collected variety)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Smooth River Pebble)
Microcrystalline or cryptocrystalline Quartz (SiO2)
Chert (Smooth River Pebble)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Flint)
Microcrystalline or cryptocrystalline Quartz (SiO2)
Green Aventurine (Green Quartzite)
Silicon Dioxide (SiO2) with inclusions of Fuchsite mica
Chert Pebble
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (White Chert / Flint)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (specifically Flint or Dark Chert)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert Breccia
Brecciated Microcrystalline Quartz (SiO2)
Jasper (Iron-rich)
Silicon Dioxide (SiO2) with Fe2O3 (Hematite) inclusions
Kambaba Jasper
Stromatolite (Fossilized Algae)
Chert (Iron-stained)
Microcrystalline or Cryptocrystalline Quartz (SiO2)