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

View all →
Lithium Quartz

Lithium Quartz

Dumortierite Quartz

Dumortierite Quartz

Garden Quartz

Garden Quartz

Blue Quartz

Blue Quartz

Phantom Quartz

Phantom Quartz

Chalcedony

Chalcedony

Black Onyx

Super Seven

Aventurine

Aventurine

Landscape Agate

Landscape Agate

Tube Agate

Tube Agate

Prase

Agate (Cryptocrystalline Quartz (SiO2)) — mineral

Agate

Cryptocrystalline Quartz (SiO2)

mineral
Blue Chalcedony (Cryptocrystalline Quartz (SiO2)) — mineral

Blue Chalcedony

Cryptocrystalline Quartz (SiO2)

mineral
Lake Superior Agate (Cryptocrystalline Quartz (SiO2)) — mineral

Lake Superior Agate

Cryptocrystalline Quartz (SiO2)

mineral
Blue Agate Geode (Dyed) (Cryptocrystalline Quartz (SiO2)) — mineral

Blue Agate Geode (Dyed)

Cryptocrystalline Quartz (SiO2)

mineral
Agate (Geode nodule) (Cryptocrystalline Quartz (SiO2)) — mineral

Agate (Geode nodule)

Cryptocrystalline Quartz (SiO2)

mineral
Dyed Blue Agate (Cryptocrystalline Quartz (SiO2)) — mineral

Dyed Blue Agate

Cryptocrystalline Quartz (SiO2)

mineral
Chalcedony (Yellow Agate) (Cryptocrystalline Quartz (SiO2)) — mineral

Chalcedony (Yellow Agate)

Cryptocrystalline Quartz (SiO2)

mineral
Chalcedony (Agate/Carnelian) (Cryptocrystalline Quartz (SiO2)) — mineral

Chalcedony (Agate/Carnelian)

Cryptocrystalline Quartz (SiO2)

mineral
Yellow Chalcedony (Cryptocrystalline Quartz (SiO2)) — mineral

Yellow Chalcedony

Cryptocrystalline Quartz (SiO2)

mineral
Leopard Skin Jasper (Chalcedony (cryptocrystalline Quartz)) — Mineral

Leopard Skin Jasper

Chalcedony (cryptocrystalline Quartz)

Mineral
Agate (specifically a Thunderegg/Agate Nodule) (Cryptocrystalline Quartz (SiO2)) — mineral

Agate (specifically a Thunderegg/Agate Nodule)

Cryptocrystalline Quartz (SiO2)

mineral
Onyx (beads) (SiO2 (Cryptocrystalline Quartz)) — Mineral

Onyx (beads)

SiO2 (Cryptocrystalline Quartz)

Mineral
Chalcedony (Cryptocrystalline Quartz (SiO2)) — Mineral

Chalcedony

Cryptocrystalline Quartz (SiO2)

Mineral
Black Onyx (Cryptocrystalline Quartz (SiO2)) — mineral

Black Onyx

Cryptocrystalline Quartz (SiO2)

mineral
Agate (Chalcedony (cryptocrystalline quartz)) — Mineral

Agate

Chalcedony (cryptocrystalline quartz)

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

Banded Agate

Cryptocrystalline Quartz (SiO2)

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

Banded Agate

Cryptocrystalline Quartz (SiO2)

mineral
Banded Agate (specifically Carnelian Agate) (Cryptocrystalline Quartz (SiO2)) — mineral

Banded Agate (specifically Carnelian Agate)

Cryptocrystalline Quartz (SiO2)

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

Agate (Chalcedony)

Cryptocrystalline Quartz (SiO2)

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

Banded Agate

Cryptocrystalline Quartz (SiO2)

mineral
Chalcedony (Quartz Pebble) (Cryptocrystalline Quartz (SiO2)) — mineral

Chalcedony (Quartz Pebble)

Cryptocrystalline Quartz (SiO2)

mineral
Agate (Cryptocrystalline quartz (SiO2)) — Mineral

Agate

Cryptocrystalline quartz (SiO2)

Mineral
Quartz (Chalcedony/Agate) (Silicon Dioxide (SiO2)) — mineral

Quartz (Chalcedony/Agate)

Silicon Dioxide (SiO2)

mineral
Tumbled Agate (Cryptocrystalline Quartz (SiO2)) — sedimentary

Tumbled Agate

Cryptocrystalline Quartz (SiO2)

sedimentary
Banded Agate (Cryptocrystalline Quartz (SiO2)) — sedimentary

Banded Agate

Cryptocrystalline Quartz (SiO2)

sedimentary
Yellow Quartz River Pebble (Silicon Dioxide (SiO2)) — mineral

Yellow Quartz River Pebble

Silicon Dioxide (SiO2)

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

Banded Agate

Cryptocrystalline Quartz (SiO2)

mineral
Agate Geode with Quartz Druzy (Cryptocrystalline Quartz (SiO2)) — sedimentary

Agate Geode with Quartz Druzy

Cryptocrystalline Quartz (SiO2)

sedimentary
Tumbled brown chalcedony (likely jasper or agate) (Microcrystalline quartz, SiO₂; chalcedony with iron-oxide staining) — mineral

Tumbled brown chalcedony (likely jasper or agate)

Microcrystalline quartz, SiO₂; chalcedony with iron-oxide staining

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

Banded Agate

Cryptocrystalline Quartz (SiO2)

mineral
Chalcedony (Chalcedony (SiO2)) — mineral

Chalcedony

Chalcedony (SiO2)

mineral
Chalcedony Pebble (Cryptocrystalline Quartz (SiO2)) — mineral

Chalcedony Pebble

Cryptocrystalline Quartz (SiO2)

mineral
Brown Agate (Cryptocrystalline Quartz (SiO2)) — mineral

Brown Agate

Cryptocrystalline Quartz (SiO2)

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

Black Onyx

Cryptocrystalline Quartz (SiO2)

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

Banded Agate / Chalcedony

Cryptocrystalline Quartz (SiO2)

mineral
Blue Chalcedony (Cryptocrystalline Quartz (SiO2)) — mineral

Blue Chalcedony

Cryptocrystalline Quartz (SiO2)

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

Banded Agate

Cryptocrystalline Quartz (SiO2)

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

Banded Agate

Cryptocrystalline Quartz (SiO2)

mineral
Agate (Cryptocrystalline quartz, SiO2) — mineral

Agate

Cryptocrystalline quartz, SiO2

mineral
Blue Chalcedony (Cryptocrystalline Quartz (SiO2)) — mineral

Blue Chalcedony

Cryptocrystalline Quartz (SiO2)

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

Banded Chalcedony (Agate)

Cryptocrystalline Quartz (SiO2)

mineral
Chalcedony Pebble (Cryptocrystalline Quartz (SiO2)) — mineral

Chalcedony Pebble

Cryptocrystalline Quartz (SiO2)

mineral