Rock Identifier

Category

Mineral (Cryptocrystalline Quartz)

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

Learn about Mineral (Cryptocrystalline Quartz) in the encyclopedia

Lithium Quartz

Dumortierite Quartz

Dumortierite Quartz

Garden Quartz

Blue Quartz

Phantom Quartz

Chalcedony

Black Onyx

Super Seven

Aventurine

Landscape Agate

Landscape Agate

Tube Agate

Prase

Blue Lace Agate (Cryptocrystalline variety of Quartz (SiO2)) — mineral

Blue Lace Agate

Cryptocrystalline variety of Quartz (SiO2)

Banded Agate (Polished Slice) (Chalcedony (cryptocrystalline Quartz), SiO2) — mineral

Banded Agate (Polished Slice)

Chalcedony (cryptocrystalline Quartz), SiO2

Chert (Flint) Nodule (Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (Flint) Nodule

Cryptocrystalline Quartz (SiO2)

Jasper (Silicon dioxide (SiO2)) — Mineral / Sedimentary

Jasper

Silicon dioxide (SiO2)

Mineral / Sedimentary

Tumbled jasper (likely brecciated or red jasper) (Jasper, microcrystalline quartz (SiO₂) with iron-oxide inclusions) — mineral

Tumbled jasper (likely brecciated or red jasper)

Jasper, microcrystalline quartz (SiO₂) with iron-oxide inclusions

Petrified Wood (Silicified Wood (SiO2)) — sedimentary

Petrified Wood

Silicified Wood (SiO2)

Tumbled brecciated jasper (likely ocean or mahogany jasper) (Jasper—microcrystalline quartz/chalcedony, SiO₂, with iron-oxide inclusions) — mineral

Tumbled brecciated jasper (likely ocean or mahogany jasper)

Jasper—microcrystalline quartz/chalcedony, SiO₂, with iron-oxide inclusions

Carved Stone Turtle (Carved Soapstone and Quartz) — mineral

Carved Stone Turtle

Carved Soapstone and Quartz

Quartz-veined Limestone (Sedimentary limestone with quartz/calcite veinlets) — sedimentary

Quartz-veined Limestone

Sedimentary limestone with quartz/calcite veinlets

Tumbled pink chalcedony (likely rose quartz or pink agate) (Chalcedony, microcrystalline quartz (SiO₂); exact variety is uncertain from the image) — mineral

Tumbled pink chalcedony (likely rose quartz or pink agate)

Chalcedony, microcrystalline quartz (SiO₂); exact variety is uncertain from the image

Black Onyx (Cryptocrystalline Quartz (SiO2) with impurities) — mineral

Black Onyx

Cryptocrystalline Quartz (SiO2) with impurities

Carnelian (Carnelian (Cryptocrystalline Quartz, SiO2)) — mineral

Carnelian

Carnelian (Cryptocrystalline Quartz, SiO2)

Carnelian (Carnelian (Cryptocrystalline Quartz, SiO2)) — mineral

Carnelian

Carnelian (Cryptocrystalline Quartz, SiO2)

Carnelian (Carnelian (Cryptocrystalline Quartz, SiO2)) — mineral

Carnelian

Carnelian (Cryptocrystalline Quartz, SiO2)

Carnelian (Carnelian (Cryptocrystalline Quartz, SiO2)) — mineral

Carnelian

Carnelian (Cryptocrystalline Quartz, SiO2)

Carnelian (Carnelian (Cryptocrystalline Quartz, SiO2)) — mineral

Carnelian

Carnelian (Cryptocrystalline Quartz, SiO2)

Red Jasper (Beach Pebble) (Jasper (Cryptocrystalline Quartz, SiO2)) — mineral

Red Jasper (Beach Pebble)

Jasper (Cryptocrystalline Quartz, SiO2)

Carnelian (Carnelian (Cryptocrystalline Quartz, SiO2)) — mineral

Carnelian

Carnelian (Cryptocrystalline Quartz, SiO2)

Banded Agate (Agate (Cryptocrystalline Quartz, SiO2)) — mineral

Banded Agate

Agate (Cryptocrystalline Quartz, SiO2)

Banded Agate (Cryptocrystalline variety of Quartz (SiO2)) — mineral

Banded Agate

Cryptocrystalline variety of Quartz (SiO2)

Carnelian (Carnelian (Cryptocrystalline Quartz, SiO2)) — mineral

Carnelian

Carnelian (Cryptocrystalline Quartz, SiO2)

Carnelian (Carnelian (Cryptocrystalline Quartz, SiO2)) — mineral

Carnelian

Carnelian (Cryptocrystalline Quartz, SiO2)

Banded Agate (specifically Lake Superior Agate style) (Agate (Cryptocrystalline Quartz), SiO2) — mineral

Banded Agate (specifically Lake Superior Agate style)

Agate (Cryptocrystalline Quartz), SiO2

Snakeskin Agate (Agate (Cryptocrystalline Quartz, SiO2)) — mineral

Snakeskin Agate

Agate (Cryptocrystalline Quartz, SiO2)

Bloodstone (Heliotrope (Cryptocrystalline Quartz, SiO2)) — mineral

Bloodstone

Heliotrope (Cryptocrystalline Quartz, SiO2)

Banded Agate (Agate (Cryptocrystalline Quartz, SiO2)) — mineral

Banded Agate

Agate (Cryptocrystalline Quartz, SiO2)

Carnelian (Carnelian (Cryptocrystalline Quartz, SiO2)) — mineral

Carnelian

Carnelian (Cryptocrystalline Quartz, SiO2)

Carnelian (Carnelian (Cryptocrystalline Quartz, SiO2)) — mineral

Carnelian

Carnelian (Cryptocrystalline Quartz, SiO2)

Banded Agate (Yellow/Honey Agate) (Agate (Cryptocrystalline Quartz, SiO2)) — mineral

Banded Agate (Yellow/Honey Agate)

Agate (Cryptocrystalline Quartz, SiO2)

Dyed Agate (Agate (Cryptocrystalline Quartz), SiO2) — Mineral

Dyed Agate

Agate (Cryptocrystalline Quartz), SiO2

Leopard Skin Jasper (Chalcedony (cryptocrystalline quartz) with inclusions) — Mineral

Leopard Skin Jasper

Chalcedony (cryptocrystalline quartz) with inclusions

Banded Chalcedony (Agate) (Chalcedony (SiO2) - Cryptocrystalline Quartz) — mineral

Banded Chalcedony (Agate)

Chalcedony (SiO2) - Cryptocrystalline Quartz

Crazy Lace Agate (Agate (Cryptocrystalline Quartz), SiO2) — Mineral

Crazy Lace Agate

Agate (Cryptocrystalline Quartz), SiO2

Carnelian (Chalcedony (cryptocrystalline quartz), SiO2) — Mineral

Carnelian

Chalcedony (cryptocrystalline quartz), SiO2

Banded Agate (Sedimentary Cryptocrystalline Quartz (SiO2)) — mineral

Banded Agate

Sedimentary Cryptocrystalline Quartz (SiO2)

Fancy Jasper (Chalcedony (cryptocrystalline quartz) with inclusions) — Mineral

Fancy Jasper

Chalcedony (cryptocrystalline quartz) with inclusions

Carnelian (Carnelian (Cryptocrystalline Quartz, SiO2)) — mineral

Carnelian

Carnelian (Cryptocrystalline Quartz, SiO2)

Carnelian (Carnelian (Cryptocrystalline Quartz, SiO2)) — mineral

Carnelian

Carnelian (Cryptocrystalline Quartz, SiO2)

Chalcedony (Agate/Jasper mix) (Cryptocrystalline Sillimanite (Quartz) - SiO2) — mineral

Chalcedony (Agate/Jasper mix)

Cryptocrystalline Sillimanite (Quartz) - SiO2

Fancy Jasper (Jasper (Cryptocrystalline Quartz, SiO2)) — sedimentary

Fancy Jasper

Jasper (Cryptocrystalline Quartz, SiO2)

Narmada Lingam (Shiva Lingam) (Cryptocrystalline Quartz (Jasperiod / Chalcedony)) — sedimentary

Narmada Lingam (Shiva Lingam)

Cryptocrystalline Quartz (Jasperiod / Chalcedony)

Quartz-veined Basalt or Diabase Pebble (Igneous rock with hydrothermal quartz vein) — igneous

Quartz-veined Basalt or Diabase Pebble

Igneous rock with hydrothermal quartz vein