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

Banded Agate (Chalcedony (Silicon Dioxide, SiO2)) — sedimentary

Banded Agate

Chalcedony (Silicon Dioxide, SiO2)

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

Carnelian

Chalcedony (cryptocrystalline quartz), SiO2

Quartz (Variety: Agate / Chalcedony) (Silicon Dioxide (SiO2)) — sedimentary

Quartz (Variety: Agate / Chalcedony)

Silicon Dioxide (SiO2)

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

White Agate (Chalcedony)

Silicon Dioxide (SiO2)

Tumbled carnelian (Carnelian, a red-orange variety of chalcedony (microcrystalline quartz, SiO₂)) — gemstone

Tumbled carnelian

Carnelian, a red-orange variety of chalcedony (microcrystalline quartz, SiO₂)

Ocean Jasper (Spherulitic Chalcedony (SiO2)) — sedimentary

Ocean Jasper

Spherulitic Chalcedony (SiO2)

Granite (Phaneritic Igneous Rock (Granite)) — igneous

Granite

Phaneritic Igneous Rock (Granite)

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

Yellow Jasper

Silicon Dioxide (SiO2) with iron impurities

Banded Calcite Spheres (Honey Onyx) (Calcite (CaCO3)) — sedimentary

Banded Calcite Spheres (Honey Onyx)

Calcite (CaCO3)

Agate (translucent water-worn pebble) (Cryptocrystalline Quartz (SiO2)) — sedimentary

Agate (translucent water-worn pebble)

Cryptocrystalline Quartz (SiO2)

Red Jasper (Silicon Dioxide (SiO2) with Iron Oxide inclusions) — sedimentary

Red Jasper

Silicon Dioxide (SiO2) with Iron Oxide inclusions

Pink Tumbled Agate (Microcrystalline Quartz (SiO2)) — sedimentary

Pink Tumbled Agate

Microcrystalline Quartz (SiO2)

Red Jasper (Silicon Dioxide with Iron Oxide inclusions (SiO2 + Fe2O3)) — sedimentary

Red Jasper

Silicon Dioxide with Iron Oxide inclusions (SiO2 + Fe2O3)

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

Red Jasper

Silicon Dioxide (SiO2) with Hematite (Fe2O3) inclusions

Jasper (Silicon dioxide (SiO2)) — sedimentary

Jasper

Silicon dioxide (SiO2)

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

Red Jasper

Silicon Dioxide (SiO2) with Hematite inclusions

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

Jasper

Jasper (Silicon Dioxide) - SiO2

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

Jasper

Jasper (Silicon Dioxide, SiO2)

Red Jasper (Chalcedony (SiO2 with iron oxide impurities)) — sedimentary

Red Jasper

Chalcedony (SiO2 with iron oxide impurities)

Yellow Jasper (Silicon Dioxide (SiO2) with hydrated iron oxide impurities (Goethite or Limonite)) — sedimentary

Yellow Jasper

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

Jasper (Silicon dioxide (SiO2)) — sedimentary

Jasper

Silicon dioxide (SiO2)

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

Yellow Jasper

Silicon Dioxide with iron inclusions (SiO2)

Yellow Jasper / Chert (Jasper (Silica/Quartz) - SiO2) — sedimentary

Yellow Jasper / Chert

Jasper (Silica/Quartz) - SiO2

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

Yellow Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

Chert (Jasper variety) (Silicon Dioxide (SiO2) - Microcrystalline Quartz) — sedimentary

Chert (Jasper variety)

Silicon Dioxide (SiO2) - Microcrystalline Quartz

Jasper (Jasper (SiO2)) — sedimentary

Jasper

Jasper (SiO2)

Banded Calcite (Cave Onyx) (Calcium Carbonate (CaCO3)) — sedimentary

Banded Calcite (Cave Onyx)

Calcium Carbonate (CaCO3)

Jasper (Tiger Eye variety transition) (Silicon Dioxide (SiO2) with iron oxide inclusions) — sedimentary

Jasper (Tiger Eye variety transition)

Silicon Dioxide (SiO2) with iron oxide inclusions

Red Jasper (River Polished) (Silicon Dioxide (SiO2) with Hematite impurities) — sedimentary/mineral

Red Jasper (River Polished)

Silicon Dioxide (SiO2) with Hematite impurities

sedimentary/mineral

Amethyst Sage Agate (Silicon Dioxide (SiO2) with trace minerals (Manganese/Iron oxides)) — mineral

Amethyst Sage Agate

Silicon Dioxide (SiO2) with trace minerals (Manganese/Iron oxides)

Banded Calcite (Mexican Onyx) (Calcite (Calcium Carbonate, CaCO3)) — mineral

Banded Calcite (Mexican Onyx)

Calcite (Calcium Carbonate, CaCO3)

Red Jasper (Silicon Dioxide (SiO2)) — sedimentary

Red Jasper

Silicon Dioxide (SiO2)

Amethyst Lace Agate / Banded Amethyst (Silicon Dioxide (SiO2) with Fe3+ impurities) — mineral

Amethyst Lace Agate / Banded Amethyst

Silicon Dioxide (SiO2) with Fe3+ impurities

Aventurine (Silicon Dioxide (SiO2) with Fuchsite inclusions) — mineral

Aventurine

Silicon Dioxide (SiO2) with Fuchsite inclusions

Yellow Jasper (Silicon Dioxide (SiO2)) — sedimentary

Yellow Jasper

Silicon Dioxide (SiO2)

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

Jasper

Jasper (Silicon Dioxide, SiO2)

Agate (specifically, multi-colored or pastel-dyed agate) (Silicon dioxide (SiO2) - specifically, a cryptocrystalline variety of quartz known as Chalcedony, with banding classified as Agate. (If it were Fluorite, the chemical formula would be Calcium Fluoride - CaF2).) — Mineral

Agate (specifically, multi-colored or pastel-dyed agate)

Silicon dioxide (SiO2) - specifically, a cryptocrystalline variety of quartz known as Chalcedony, with banding classified as Agate. (If it were Fluorite, the chemical formula would be Calcium Fluoride - CaF2).

River Jasper (Green Jasper) (Silicon Dioxide (SiO2) with impurities) — sedimentary

River Jasper (Green Jasper)

Silicon Dioxide (SiO2) with impurities

Blue Diamond (Carbon (C) with trace Boron) — mineral

Blue Diamond

Carbon (C) with trace Boron

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

Agate (Common Chalcedony)

Silicon Dioxide (SiO2)

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

Chalcedony (River Pebble)

Silicon Dioxide (SiO2)

Chalcedony (Botryoidal or Agate nodule) (Silicon Dioxide (SiO2)) — mineral

Chalcedony (Botryoidal or Agate nodule)

Silicon Dioxide (SiO2)