Chert (Yellow/Tan Variety)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Category
Browse sedimentary rock (technically chert, a microcrystalline quartz) specimens identified by the Rock Identifier community.
Chert (Yellow/Tan Variety)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (variations include Flint or Jasper)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (often called Flint when dark)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Yellow or Tan variety)
Microcrystalline or cryptocrystalline Quartz (SiO2)
Chert (Flint variety)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (often called Flint when dark)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Iron-stained)
Microcrystalline or cryptocrystalline Quartz (SiO2)
Chert (variant Flint)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (with Iron Staining)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (specifically Flint)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chalcedony
Silicon Dioxide (SiO2)
Petoskey Stone
Hexagonaria percarinata
Banded Chert
Silicon dioxide (SiO2) - Microcrystalline Quartz
Chert (often called Flint)
Chert (Microcrystalline or Cryptocrystalline Quartz, SiO2)
Quartzite and Chert
Silicon Dioxide (SiO2)
Chert (Iron-stained)
Microcrystalline silica (SiO2) with Hematite/Limonite
Chert (specifically Flint)
Chert (Microcrystalline or Cryptocrystalline Quartz, SiO2)
Chert (variously Flint)
Chert (Microcrystalline or cryptocrystalline Quartz, SiO₂)
Chert (often called Flint or Jasper locally)
Chert (Microcrystalline Quartz, Formula: SiO2)
Banded Chert (Jasper/Agate)
Microcrystalline Quartz (SiO2)
Chert Arrowhead
Cryptocrystalline Quartz (SiO2)
Jasper (Ferruginous Quartz)
Silicon Dioxide (SiO2) with iron oxide inclusions
Chert (Flint)
Silicon Dioxide (SiO2)
Chert (Flint variety)
Chert (SiO2)
Jasper with Quartz Druzy
Silicon Dioxide (SiO2)
Chert (with Desert Varnish/Iron Stain)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Jasper/Flint variety)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Flint) Nodule
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Iron-stained)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Flint Pebbles)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (often called Flint or Jasper based on color)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Iron-stained)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Chert (Jasper/Flint variety)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Geode (unopened)
Chert / Chalcedony Geode (SiO2)
Kambaba Jasper
Rhyolite (with Stromatolite fossil inclusions)
Chert (Flint Nodules)
Silicon Dioxide (SiO2)
Chert (Flint)
Cryptocrystalline Quartz (SiO2)
Tree Agate (Dendritic Agate)
Silicon Dioxide (SiO2) with Manganese/Iron inclusions
Ocean Jasper
Orbicular Jasper (Silicon Dioxide, SiO2)
Chert (and Flint)
Silicon dioxide (SiO2) - Microcrystalline quartz
Chert (Flint)
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Chert (specifically Green Chert/Jasper)
Silicon Dioxide (SiO2) - Microcrystalline Quartz