Rock Identifier

Category

Mineral (Cryptocrystalline Quartz)

Browse mineral (cryptocrystalline quartz) specimens identified by the Rock Identifier community.

Milky Quartz (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Bull Quartz (Milky Quartz) (Quartz (Silicon Dioxide - SiO2)) — mineral

Bull Quartz (Milky Quartz)

Quartz (Silicon Dioxide - SiO2)

Milky Quartz (Quartz (Silica - SiO2)) — mineral

Milky Quartz

Quartz (Silica - SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Chert (River Pebble) (Microcrystalline silicon dioxide (SiO2)) — sedimentary

Chert (River Pebble)

Microcrystalline silicon dioxide (SiO2)

Zebra Jasper (Silicon dioxide (SiO2) with various impurities) — Sedimentary

Zebra Jasper

Silicon dioxide (SiO2) with various impurities

Chert (Chert / Flint) (Silicon dioxide (SiO2) - Microcrystalline quartz) — sedimentary

Chert (Chert / Flint)

Silicon dioxide (SiO2) - Microcrystalline quartz

Quartz Vein in Pelite (Metamorphic Rock) (Hydrothermal Quartz Veining in Metasedimentary Rock (SiO2)) — metamorphic

Quartz Vein in Pelite (Metamorphic Rock)

Hydrothermal Quartz Veining in Metasedimentary Rock (SiO2)

Rutilated Quartz (Quartz (SiO2) with Rutile (TiO2) inclusions) — Mineral

Rutilated Quartz

Quartz (SiO2) with Rutile (TiO2) inclusions

Red Jasper (Silicon Dioxide (SiO2) with Hematite impurities) — sedimentary

Red Jasper

Silicon Dioxide (SiO2) with Hematite impurities

Quartz (in a rock matrix) (Quartz (SiO2)) — mineral

Quartz (in a rock matrix)

Quartz (SiO2)

Chert (Common Opal/Jasper variety) (Microcrystalline Quartz (SiO2) with hydration) — sedimentary

Chert (Common Opal/Jasper variety)

Microcrystalline Quartz (SiO2) with hydration

Garden Quartz (Lodalite) (Silicon Dioxide (SiO2) with mineral inclusions) — mineral

Garden Quartz (Lodalite)

Silicon Dioxide (SiO2) with mineral inclusions

Ferruginous Quartz (Iron-stained Quartz) (Silicon Dioxide (SiO2) with Hematite/Limonite impurities) — mineral

Ferruginous Quartz (Iron-stained Quartz)

Silicon Dioxide (SiO2) with Hematite/Limonite impurities

Yellow Jasper (Silicon Dioxide (SiO2) with iron impurities) — sedimentary

Yellow Jasper

Silicon Dioxide (SiO2) with iron impurities

Chert (White Flint) (Silicon Dioxide (SiO2)) — sedimentary

Chert (White Flint)

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz Vein with Iron Staining (Silicon Dioxide (SiO2)) — mineral

Milky Quartz Vein with Iron Staining

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Ferruginous Quartz (Silicon Dioxide (SiO2) with Iron Oxide (Fe2O3) inclusions) — mineral

Ferruginous Quartz

Silicon Dioxide (SiO2) with Iron Oxide (Fe2O3) inclusions

Milky Quartz (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz (Quartz (Silicon Dioxide - SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide - SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Ferruginous Quartz (Silicon Dioxide (SiO2) with Iron Oxide inclusions) — mineral

Ferruginous Quartz

Silicon Dioxide (SiO2) with Iron Oxide inclusions

Rutilated Quartz (SiO2 with TiO2 inclusions (Rutile)) — Mineral

Rutilated Quartz

SiO2 with TiO2 inclusions (Rutile)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz (Tumbled) (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz (Tumbled)

Quartz (Silicon Dioxide, SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Gold in Quartz (Hydrothermal Quartz with Native Gold (SiO2 with Au)) — mineral

Gold in Quartz

Hydrothermal Quartz with Native Gold (SiO2 with Au)

Ruby Fuchsite / Ruby in Fuchsite (Ruby (Al2O3 variety corundum) and Fuchsite (K(Al,Cr)2AlSi3O10(OH)2 - a chromium-rich variety of muscovite mica) in Quartz matrix) — Mineral

Ruby Fuchsite / Ruby in Fuchsite

Ruby (Al2O3 variety corundum) and Fuchsite (K(Al,Cr)2AlSi3O10(OH)2 - a chromium-rich variety of muscovite mica) in Quartz matrix

Chert (Nodular Chert) (Microcrystalline or Cryptocrystalline Silicon Dioxide (SiO2)) — sedimentary

Chert (Nodular Chert)

Microcrystalline or Cryptocrystalline Silicon Dioxide (SiO2)

Dragon Blood Jasper (Epidote with Red Piedmontite (Chalcedony/Quartz variant)) — sedimentary

Dragon Blood Jasper

Epidote with Red Piedmontite (Chalcedony/Quartz variant)

Chert (Flint) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Flint)

Silicon Dioxide (SiO2)

Chert Pebble (with Quartz Vein) (Chert (Cryptocrystalline Silica - SiO2)) — sedimentary

Chert Pebble (with Quartz Vein)

Chert (Cryptocrystalline Silica - SiO2)

Chert (often called Flint or Jasper when red) (Silicon Dioxide (SiO2) - Microcrystalline Quartz) — sedimentary

Chert (often called Flint or Jasper when red)

Silicon Dioxide (SiO2) - Microcrystalline Quartz

Chert (Nodule) (Chert (primarily Microcrystalline Quartz - SiO2)) — sedimentary

Chert (Nodule)

Chert (primarily Microcrystalline Quartz - SiO2)

Chert (specifically Flint Arrowhead) (Silicon dioxide (SiO2) - Microcrystalline Quartz) — sedimentary

Chert (specifically Flint Arrowhead)

Silicon dioxide (SiO2) - Microcrystalline Quartz

Bloodstone (Heliotrope (cryptocrystalline Quartz, SiO2 with inclusions of Hematite)) — sedimentary

Bloodstone

Heliotrope (cryptocrystalline Quartz, SiO2 with inclusions of Hematite)

Red Chert (Jasper) (Cryptocrystalline Quartz (SiO2) with iron oxide inclusions) — sedimentary

Red Chert (Jasper)

Cryptocrystalline Quartz (SiO2) with iron oxide inclusions

Yellow Jasper (Silicon Dioxide (SiO2) - Impure Cryptocrystalline Quartz) — sedimentary

Yellow Jasper

Silicon Dioxide (SiO2) - Impure Cryptocrystalline Quartz