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

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

Chalcedony (Agate/Chert variety)

Silicon Dioxide (SiO2)

Jasper (Silicon dioxide (SiO2)) — mineral

Jasper

Silicon dioxide (SiO2)

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

Red Jasper

Silicon Dioxide (SiO2) with Iron Oxide inclusions

Jasper (Silicon dioxide, SiO2) — Mineral

Jasper

Silicon dioxide, SiO2

Fancy Jasper (Silicon Dioxide (SiO2)) — mineral

Fancy Jasper

Silicon Dioxide (SiO2)

Blue Chalcedony (Silicon Dioxide (SiO2)) — mineral

Blue Chalcedony

Silicon Dioxide (SiO2)

Bloodstone (Heliotrope) (Cryptocrystalline Quartz (SiO2) with inclusions of Hematite or Chlorite) — mineral

Bloodstone (Heliotrope)

Cryptocrystalline Quartz (SiO2) with inclusions of Hematite or Chlorite

Red Chalcedony (likely dyed) (Chalcedony (a variety of Quartz), SiO2) — Mineral (Cryptocrystalline Quartz)

Red Chalcedony (likely dyed)

Chalcedony (a variety of Quartz), SiO2

Mineral (Cryptocrystalline Quartz)

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

Ocean Jasper

Silicon dioxide with impurities (SiO2 + impurities)

Yellow Agate (Silicon Dioxide (SiO2)) — mineral

Yellow Agate

Silicon Dioxide (SiO2)

Jasper (Green Jasper/Heliotrope variety) (Silicon Dioxide (SiO2)) — sedimentary

Jasper (Green Jasper/Heliotrope variety)

Silicon Dioxide (SiO2)

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

Red Jasper

Silicon Dioxide (SiO2) with Iron Oxide inclusions

Carnelian (Carnelian (Silicon Dioxide, SiO2)) — mineral

Carnelian

Carnelian (Silicon Dioxide, SiO2)

Carnelian Agate (Carnelian (Silicon Dioxide: SiO2)) — mineral

Carnelian Agate

Carnelian (Silicon Dioxide: SiO2)

Tiger's Eye (Pseudomorph of Quartz after Crocidolite (SiO2)) — mineral

Tiger's Eye

Pseudomorph of Quartz after Crocidolite (SiO2)

Green Jasper / Chalcedony (Silicon Dioxide (SiO2)) — sedimentary

Green Jasper / Chalcedony

Silicon Dioxide (SiO2)

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

Red Jasper

Silicon Dioxide (SiO2) with Iron inclusions

Bloodstone (Heliotrope) — Mineral

Bloodstone

Heliotrope

Chrysoprase (Chalcedony (cryptocrystalline silica containing nickel); Chemical Formula: SiO2 with Ni impurities) — mineral

Chrysoprase

Chalcedony (cryptocrystalline silica containing nickel); Chemical Formula: SiO2 with Ni impurities

Tumbled agate or chalcedony (Microcrystalline quartz (SiO₂), likely brown/orange chalcedony or agate) — mineral

Tumbled agate or chalcedony

Microcrystalline quartz (SiO₂), likely brown/orange chalcedony or agate

Chrysoprase (Silicon dioxide with nickel impurities (SiO2 + Ni)) — mineral

Chrysoprase

Silicon dioxide with nickel impurities (SiO2 + Ni)

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

Agate (Carnelian / Chalcedony)

Silicon Dioxide (SiO2)

Chalcedony Geode Fragment (Silicon Dioxide (SiO2)) — mineral

Chalcedony Geode Fragment

Silicon Dioxide (SiO2)

Polished brecciated jasper (likely septarian or iron-rich jasper) (Microcrystalline quartz (chalcedony), SiO₂, with iron oxides and possibly calcite or other rock fragments) — sedimentary

Polished brecciated jasper (likely septarian or iron-rich jasper)

Microcrystalline quartz (chalcedony), SiO₂, with iron oxides and possibly calcite or other rock fragments

Jasper (Silicon dioxide (SiO2)) — sedimentary

Jasper

Silicon dioxide (SiO2)

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

Agate

Silicon Dioxide (Chalcedony), SiO2

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

Jasper

Jasper (Silicon Dioxide, SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Flower Agate (Silicon Dioxide (SiO2) with Chalcedony inclusions) — mineral

Flower Agate

Silicon Dioxide (SiO2) with Chalcedony inclusions

Honey/brown agate (chalcedony) (Microcrystalline quartz, SiO₂; likely translucent agate or chalcedony) — mineral

Honey/brown agate (chalcedony)

Microcrystalline quartz, SiO₂; likely translucent agate or chalcedony

Chalcedony (Silicon Dioxide (SiO2)) — mineral

Chalcedony

Silicon Dioxide (SiO2)

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

Quartz (Chalcedony/Agate)

Silicon Dioxide (SiO2)

Tumbled carnelian (likely) (Orange-red chalcedony, microcrystalline quartz (SiO₂)) — mineral

Tumbled carnelian (likely)

Orange-red chalcedony, microcrystalline quartz (SiO₂)

Polished orange agate or chalcedony (Microcrystalline quartz (SiO₂), likely iron-stained chalcedony/agate) — mineral

Polished orange agate or chalcedony

Microcrystalline quartz (SiO₂), likely iron-stained chalcedony/agate

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

Yellow Chalcedony (Agate/Carnelian)

Silicon Dioxide (SiO2)

Agate (SiO2) — mineral

Agate

SiO2

Gray Agate (Cryptocrystalline Quartz (SiO2)) — mineral

Gray Agate

Cryptocrystalline Quartz (SiO2)

Ocean Jasper (Spherulitic Chalcedony (SiO2)) — mineral

Ocean Jasper

Spherulitic Chalcedony (SiO2)

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

Yellow Jasper

Tectosilicates (SiO2) with Goethite/Iron oxide inclusions

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

Yellow Jasper

Jasper (Silicon Dioxide, SiO2)

Tumbled jasper or jasper-rich chert (Microcrystalline quartz (SiO₂) with iron-oxide impurities) — mineral

Tumbled jasper or jasper-rich chert

Microcrystalline quartz (SiO₂) with iron-oxide impurities

Red Jasper (Silicon Dioxide (SiO2) with iron oxide inclusions) — mineral

Red Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions