Chert (specifically Brown Chert or Flint)
Cryptocrystalline Quartz (SiO2)
sedimentary
Category
Quartz
Browse quartz specimens identified by the Rock Identifier community.
Chert (varietal: Flint/River Pebble)
Cryptocrystalline Quartz (SiO2)
sedimentary
Banded Agate
Cryptocrystalline Quartz (SiO2)
mineral
Chert (Chalcedony/Agate)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (Siliceous Mudstone variant)
Microcrystalline quartz (SiO2)
sedimentary
Chert (Yellow Jasper/River Pebble)
Microcrystalline Quartz (SiO2)
sedimentary
Chalcedony (Agate)
Cryptocrystalline Quartz (SiO2)
mineral
Chert (Jasper/Agate variety)
Cryptocrystalline Quartz (SiO2)
sedimentary
Chert (Jasper variation)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (Jasper/Agate variety)
Microcrystalline quartz (SiO2)
sedimentary
Chert (Commonly known as Flint or River Pebble)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (Jasper variation)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (Flint)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (specifically Jasper or Flint variant)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (specifically Red Chert or Jasper)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (Jasper/Flint variety)
Microcrystalline quartz (SiO2)
sedimentary
Chert (Jasper variety)
Microcrystalline quartz (SiO2)
sedimentary
Yellow Quartzite (River Pebble)
Crystalline Quartz (SiO2)
metamorphic
Chert Pebble
Microcrystalline Quartz (SiO2)
sedimentary
Chert (Jasper variation)
Microcrystalline Quartz (SiO2)
sedimentary
Chert Arrowhead (Projectile Point)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (Smoky variety)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (often called Jasper in this color)
Microcrystalline quartz (SiO2)
sedimentary
Chert (Jasper/Common Opal mix)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (Yellow Jasper variant)
Microcrystalline Quartz (SiO2)
sedimentary
Chert
Microcrystalline Quartz (SiO2)
sedimentary
Chert Pebble
Microcrystalline Quartz (SiO2)
sedimentary
Chert (Jasper variety)
Microcrystalline Quartz (SiO2)
sedimentary
Chert / Flint
Cryptocrystalline Quartz (SiO2)
sedimentary
Chert (or Chalcedony)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (Flint)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (with Limestone/Dolomite host)
Microcrystalline Quartz (SiO2)
sedimentary
Blue Tiger's Eye
Crocidolite in Quartz (altered)
Mineral
Chert (River Pebble)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (Nodule)
Microcrystalline quartz (SiO2)
sedimentary
Chert (Honey Chert or Chalcedony Pebble)
Cryptocrystalline Quartz (SiO2)
sedimentary
Chert (Tan/Buff Chert)
Microcrystalline Quartz (SiO2)
sedimentary
Chert (Agatized/Chalcedony variety)
Microcrystalline Quartz (SiO2)
sedimentary
Chert
Microcrystalline Quartz (SiO2)
sedimentary
Chert (containing a small fossil)
Microcrystalline Quartz (SiO2)
sedimentary
Chert and Chalcedony
Cryptocrystalline Quartz (SiO2)
sedimentary
Glauconitic Sandstone
Glauconitic Quartz Arenite
sedimentary