Rock Identifier

Category

Mineral (Variety Of Chalcedony)

Browse mineral (variety of chalcedony) specimens identified by the Rock Identifier community.

Learn about Mineral (Variety Of Chalcedony) in the encyclopedia

Blue Chalcedony

Blue Chalcedony

Brookite

Agate

Prase

Chrysoprase

Sard

Blue Lace Agate

Blue Lace Agate

Carnelian

Blue Jasper

Jasper

Plume Agate

Sagenite Agate

Ocean Jasper (Orbicular Jasper (Silicon Dioxide with impurities, SiO2)) — sedimentary

Ocean Jasper

Orbicular Jasper (Silicon Dioxide with impurities, SiO2)

Banded Jasper (Silicon Dioxide (SiO2) with iron oxide and clay impurities) — sedimentary

Banded Jasper

Silicon Dioxide (SiO2) with iron oxide and clay impurities

Jasper (Jasper (Silicate - SiO2)) — sedimentary

Jasper

Jasper (Silicate - SiO2)

Jasper (Willow Creek/Desert style) (Silicon Dioxide (SiO2) with iron and clay impurities) — sedimentary

Jasper (Willow Creek/Desert style)

Silicon Dioxide (SiO2) with iron and clay impurities

Amber-colored Jasper (Silicon Dioxide (SiO2)) — sedimentary

Amber-colored Jasper

Silicon Dioxide (SiO2)

Jasper (Silicon dioxide (SiO2) with impurities) — sedimentary

Jasper

Silicon dioxide (SiO2) with impurities

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

Chalcedony (Agate / Quartz Pebble)

Silicon Dioxide (SiO2)

Chalcedony (River Stone) (Silicon Dioxide (SiO2)) — mineral

Chalcedony (River Stone)

Silicon Dioxide (SiO2)

Blue Lace Agate (Chert/Chalcedony) (Silicon dioxide (SiO2)) — mineral

Blue Lace Agate (Chert/Chalcedony)

Silicon dioxide (SiO2)

Dyed Agate Slice (Silicon Dioxide (SiO2)) — mineral

Dyed Agate Slice

Silicon Dioxide (SiO2)

Jasper (Silicon Dioxide (SiO2)) — mineral

Jasper

Silicon Dioxide (SiO2)

Picture Jasper (Silicon Dioxide (SiO2)) — sedimentary

Picture Jasper

Silicon Dioxide (SiO2)

Red Jasper (Silicon dioxide / Quartz (SiO2 (+Fe2O3))) — sedimentary

Red Jasper

Silicon dioxide / Quartz (SiO2 (+Fe2O3))

Dyed Blue Agate Slice (Silicon Dioxide (SiO2)) — mineral

Dyed Blue Agate Slice

Silicon Dioxide (SiO2)

Red Tiger's Eye beads (Tiger's Eye (variety of Chalcedony, SiO2)) — Mineral / Gemstone (variety of Quartz)

Red Tiger's Eye beads

Tiger's Eye (variety of Chalcedony, SiO2)

Mineral / Gemstone (variety of Quartz)

Agate Geode (Silicon Dioxide (SiO2) - Chalcedony / Quartz Variety) — Mineral

Agate Geode

Silicon Dioxide (SiO2) - Chalcedony / Quartz Variety

Chalcedony (Agate/Chert variety) (Silicon Dioxide (SiO2)) — mineral

Chalcedony (Agate/Chert variety)

Silicon Dioxide (SiO2)

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

Quartz (Agate/Chalcedony variety)

Silicon Dioxide (SiO2)

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

Quartz (Agate/Chalcedony)

Silicon Dioxide (SiO2)

Orange chalcedony (likely carnelian), polished shard (Microcrystalline quartz, SiO₂; chalcedony variety, orange iron-oxide coloration) — gemstone

Orange chalcedony (likely carnelian), polished shard

Microcrystalline quartz, SiO₂; chalcedony variety, orange iron-oxide coloration

Banded Jasper (Chert) (Silicon Dioxide (SiO2) - variety of Chalcedony) — Sedimentary Rock

Banded Jasper (Chert)

Silicon Dioxide (SiO2) - variety of Chalcedony

Sedimentary Rock

Jasper (specifically Polychrome or Desert Jasper) (Silicon Dioxide (SiO2) with iron oxide and other mineral impurities) — sedimentary (chemical/biological origin)

Jasper (specifically Polychrome or Desert Jasper)

Silicon Dioxide (SiO2) with iron oxide and other mineral impurities

sedimentary (chemical/biological origin)

Quartz (Chert/Chalcedony variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Chert/Chalcedony variety)

Silicon Dioxide (SiO2)

Banded Agate (Dyed) (SiO2 (Silicon Dioxide / Microcrystalline Quartz)) — mineral

Banded Agate (Dyed)

SiO2 (Silicon Dioxide / Microcrystalline Quartz)

Blue Lace Agate (Silicon Dioxide (SiO2)) — mineral

Blue Lace Agate

Silicon Dioxide (SiO2)

Fire Agate (Agate (Variety of Chalcedony), SiO2 (Silicon Dioxide)) — mineral

Fire Agate

Agate (Variety of Chalcedony), SiO2 (Silicon Dioxide)

Tumbled chalcedony (likely brown agate/jasper) (Microcrystalline quartz, SiO₂; potentially iron-stained chalcedony or jasper) — mineral

Tumbled chalcedony (likely brown agate/jasper)

Microcrystalline quartz, SiO₂; potentially iron-stained chalcedony or jasper

Banded Onyx (Mexican Onyx / Travertine) (Calcite (CaCO3) - Banded Travertine) — sedimentary

Banded Onyx (Mexican Onyx / Travertine)

Calcite (CaCO3) - Banded Travertine

Polished white chalcedony or milky quartz pebble (Chalcedony, microcrystalline quartz (SiO₂), possibly with iron-oxide staining or a minor mineral inclusion) — mineral

Polished white chalcedony or milky quartz pebble

Chalcedony, microcrystalline quartz (SiO₂), possibly with iron-oxide staining or a minor mineral inclusion

Ocean Jasper (Orbicular Jasper (variety of Chalcedony/Quartz, SiO2)) — sedimentary

Ocean Jasper

Orbicular Jasper (variety of Chalcedony/Quartz, SiO2)

Jasper (Jasper (Cryptocrystalline variety of Quartz, SiO2)) — sedimentary

Jasper

Jasper (Cryptocrystalline variety of Quartz, SiO2)

Quartz (Chert/Chalcedony variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Chert/Chalcedony variety)

Silicon Dioxide (SiO2)

Jasper (Silicon dioxide (SiO2)) — sedimentary

Jasper

Silicon dioxide (SiO2)

Yellow Jasper (Silicon Dioxide (SiO2) with goethite or iron oxide inclusions) — sedimentary

Yellow Jasper

Silicon Dioxide (SiO2) with goethite or iron oxide inclusions

Chert and Chalcedony (Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert and Chalcedony

Cryptocrystalline Quartz (SiO2)

Jasper (likely Lake Superior Jasper) (Silicon Dioxide (SiO2) with iron oxide inclusions) — sedimentary (silica-rich mineral variety)

Jasper (likely Lake Superior Jasper)

Silicon Dioxide (SiO2) with iron oxide inclusions

sedimentary (silica-rich mineral variety)

Chalcedony (Agate) (Silicon Dioxide (SiO2)) — mineral

Chalcedony (Agate)

Silicon Dioxide (SiO2)

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

Red Jasper

Silicon Dioxide (SiO2) with Hematite inclusions

Yellow Jasper (Microcrystalline Quartz with Iron Oxide (SiO2)) — sedimentary

Yellow Jasper

Microcrystalline Quartz with Iron Oxide (SiO2)

Carnelian (Quartz (Variety: Chalcedony, SiO2)) — gemstone

Carnelian

Quartz (Variety: Chalcedony, SiO2)

Carnelian (SiO2 (Variety of Chalcedony/Quartz)) — gemstone

Carnelian

SiO2 (Variety of Chalcedony/Quartz)

Red Jasper (Jasper (variety of Chalcedony), SiO2) — sedimentary

Red Jasper

Jasper (variety of Chalcedony), SiO2