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

Red Jasper (Silicon Dioxide (SiO2) with Hematite (Fe2O3) impurities) — sedimentary

Red Jasper

Silicon Dioxide (SiO2) with Hematite (Fe2O3) impurities

Yellow Jasper (Chalcedony (Silicon Dioxide, SiO2)) — sedimentary (microcrystalline quartz)

Yellow Jasper

Chalcedony (Silicon Dioxide, SiO2)

sedimentary (microcrystalline quartz)

Brown Jasper (Silicon Dioxide (SiO2) with iron oxide impurities) — sedimentary

Brown Jasper

Silicon Dioxide (SiO2) with iron oxide impurities

Jasper (Jasper (Silicon Dioxide, SiO2)) — sedimentary

Jasper

Jasper (Silicon Dioxide, SiO2)

Red Jasper (possibly with Quartz or Hematite) (Silicon Dioxide (SiO2) with iron oxide impurities) — sedimentary or metamorphic

Red Jasper (possibly with Quartz or Hematite)

Silicon Dioxide (SiO2) with iron oxide impurities

sedimentary or metamorphic

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

Red Jasper

Silicon Dioxide (SiO2) with Hematite inclusions

Yellow Jasper (Silica (Silicon Dioxide, SiO2) with iron inclusions) — sedimentary

Yellow Jasper

Silica (Silicon Dioxide, SiO2) with iron inclusions

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

Yellow Jasper

Silicon Dioxide (SiO2) with iron oxide impurities

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

Jasper

Silicon dioxide (SiO2) with impurities

Jasper (Jasper (Silicon Dioxide, SiO2)) — sedimentary

Jasper

Jasper (Silicon Dioxide, SiO2)

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

White Agate (Chalcedony)

Agate (Silicon Dioxide - SiO2)

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

Yellow Agate / Chalcedony

Silicon Dioxide (SiO2)

Yellow Jasper (Silicon Dioxide (SiO2) with hydrated iron oxide impurities (Goethite)) — Mineral-based Sedimentary/Silica

Yellow Jasper

Silicon Dioxide (SiO2) with hydrated iron oxide impurities (Goethite)

Mineral-based Sedimentary/Silica

Polychrome Jasper (Silicon Dioxide (SiO2) - Impure Variety of Chalcedony) — sedimentary

Polychrome Jasper

Silicon Dioxide (SiO2) - Impure Variety of Chalcedony

Fancy Jasper (Bloodstone variety) (Silicon Dioxide (SiO2) with iron oxide inclusions) — sedimentary

Fancy Jasper (Bloodstone variety)

Silicon Dioxide (SiO2) with iron oxide inclusions

Jasper with Agate Inclusions (Silicon Dioxide (SiO2) - variety of Quartz/Chert) — sedimentary

Jasper with Agate Inclusions

Silicon Dioxide (SiO2) - variety of Quartz/Chert

Heliotrope (Bloodstone) (Chalcedony quartz variety (SiO2) with hematite or jasper inclusions) — mineral

Heliotrope (Bloodstone)

Chalcedony quartz variety (SiO2) with hematite or jasper inclusions

Yellow Jasper (Silicon Dioxide (SiO2) with Goethite/Iron oxide inclusions) — sedimentary

Yellow Jasper

Silicon Dioxide (SiO2) with Goethite/Iron oxide inclusions

Red Jasper (with Quartz inclusions) (Silicon Dioxide (SiO2)) — sedimentary (physico-chemical)

Red Jasper (with Quartz inclusions)

Silicon Dioxide (SiO2)

sedimentary (physico-chemical)

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

Yellow Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

Banded Jasper (Silicon Dioxide (SiO2) with iron oxide inclusions) — sedimentary

Banded Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

Jasper (Silicon Dioxide (SiO2)) — sedimentary

Jasper

Silicon Dioxide (SiO2)

Brown Jasper (Silicon Dioxide (SiO2)) — sedimentary

Brown Jasper

Silicon Dioxide (SiO2)

Nephrite Jade (Nephrite) — Mineral/Rock

Nephrite Jade

Nephrite

Chalcedony (specifically Agate or Carnelian variety) (Cryptocrystalline Silica (SiO2)) — mineral

Chalcedony (specifically Agate or Carnelian variety)

Cryptocrystalline Silica (SiO2)

Tumbled jasper, likely picture or brecciated jasper (Microcrystalline quartz (SiO₂) with iron-oxide and other mineral impurities) — gemstone

Tumbled jasper, likely picture or brecciated jasper

Microcrystalline quartz (SiO₂) with iron-oxide and other mineral impurities

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

White Agate (Chalcedony)

Silicon Dioxide (SiO2)

Banded Calcite (often sold as 'Mexican Onyx' or 'Green Onyx') (Calcite (CaCO3)) — sedimentary

Banded Calcite (often sold as 'Mexican Onyx' or 'Green Onyx')

Calcite (CaCO3)

Moss Agate (Silicon Dioxide (SiO2) with inclusions) — mineral

Moss Agate

Silicon Dioxide (SiO2) with inclusions

Jasper (Red/Brown Variety) (Jasper (Silicon Dioxide, SiO2 plus Iron Oxide impurities)) — sedimentary

Jasper (Red/Brown Variety)

Jasper (Silicon Dioxide, SiO2 plus Iron Oxide impurities)

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

Quartz (Agate/Chalcedony)

Silicon Dioxide (SiO2)

Green polished gemstone (likely chrysoprase or aventurine) (Chrysoprase: microcrystalline quartz, SiO₂, colored by nickel; possible aventurine quartz: SiO₂ with fuchsite mica) — gemstone

Green polished gemstone (likely chrysoprase or aventurine)

Chrysoprase: microcrystalline quartz, SiO₂, colored by nickel; possible aventurine quartz: SiO₂ with fuchsite mica

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

Blue Chalcedony (Blue Lace Agate variety)

Silicon Dioxide (SiO₂)

Chalcedony (Pink/Gray variety) (Silicon Dioxide (SiO2)) — mineral

Chalcedony (Pink/Gray variety)

Silicon Dioxide (SiO2)

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

Chalcedony (Agate/Chert variety)

Silicon Dioxide (SiO₂)

Pink chalcedony (likely rough agate/chalcedony) (Microcrystalline quartz, SiO₂; chalcedony variety, possibly iron-bearing) — mineral

Pink chalcedony (likely rough agate/chalcedony)

Microcrystalline quartz, SiO₂; chalcedony variety, possibly iron-bearing

Jasper (with Manganese or Iron inclusions) (Silicon Dioxide (SiO2)) — sedimentary

Jasper (with Manganese or Iron inclusions)

Silicon Dioxide (SiO2)

Quartz (Quartz (SiO2)) — Mineral

Quartz

Quartz (SiO2)

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

Quartz (Chert/Chalcedony Variety)

Silicon Dioxide (SiO2)

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

Red Jasper

Quartz (SiO2) with iron oxide inclusions

Red Jasper (Red Jasper (SiO2 with Hematite inclusions)) — mineral

Red Jasper

Red Jasper (SiO2 with Hematite inclusions)

Carnelian (Silicon dioxide (SiO2) with Iron Oxide impurities (Fe2O3)) — mineral

Carnelian

Silicon dioxide (SiO2) with Iron Oxide impurities (Fe2O3)