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) (Silicon Dioxide (SiO2)) — mineral

Chalcedony (Agate)

Silicon Dioxide (SiO2)

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

Red Jasper

Silicon Dioxide with Iron Oxide inclusions (SiO2 + Fe2O3)

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

Tumbled brown chalcedony/jasper

Microcrystalline quartz (SiO₂), likely iron-stained chalcedony or jasper

Tumbled Yellow Chalcedony / Iron-Stained Quartz (Silicon Dioxide (SiO2)) — mineral

Tumbled Yellow Chalcedony / Iron-Stained Quartz

Silicon Dioxide (SiO2)

Red jasper (likely tumbled) (Jasper, microcrystalline quartz/chalcedony (SiO₂), colored mainly by iron oxides) — mineral

Red jasper (likely tumbled)

Jasper, microcrystalline quartz/chalcedony (SiO₂), colored mainly by iron oxides

Yellow Jasper (Silicon dioxide (SiO2)) — mineral

Yellow Jasper

Silicon dioxide (SiO2)

Tumbled amber-colored quartz/chalcedony (likely carnelian or honey agate) (Microcrystalline quartz, SiO₂; coloration may derive from iron oxides) — mineral

Tumbled amber-colored quartz/chalcedony (likely carnelian or honey agate)

Microcrystalline quartz, SiO₂; coloration may derive from iron oxides

Jasper (Silicon Dioxide (SiO2)) — mineral

Jasper

Silicon Dioxide (SiO2)

Chalcedony (Silicon Dioxide (SiO2)) — mineral

Chalcedony

Silicon Dioxide (SiO2)

Agate (SiO2) — mineral

Agate

SiO2

Jasper (SiO2) — Mineral

Jasper

SiO2

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

Carnelian

Carnelian (Silicon Dioxide - SiO2)

Jasper with Quartz (Silicon dioxide (SiO2)) — mineral

Jasper with Quartz

Silicon dioxide (SiO2)

Jasper (Silicon dioxide (SiO2)) — mineral

Jasper

Silicon dioxide (SiO2)

Tumbled chalcedony or quartz fragment (Microcrystalline quartz, SiO₂ (probable chalcedony)) — mineral

Tumbled chalcedony or quartz fragment

Microcrystalline quartz, SiO₂ (probable chalcedony)

Agate (or Quartz with Agate banding) (Silicon dioxide (SiO2)) — Mineral

Agate (or Quartz with Agate banding)

Silicon dioxide (SiO2)

Agate (SiO2) — Mineral

Agate

SiO2

Yellow Jasper (Silicon dioxide, SiO2) — mineral

Yellow Jasper

Silicon dioxide, SiO2

Plume Agate or Moss Agate (Agate (SiO2)) — mineral

Plume Agate or Moss Agate

Agate (SiO2)

Jasper (Chalcedony (SiO2)) — mineral

Jasper

Chalcedony (SiO2)

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

Tiger's Eye

Pseudomorph of Quartz after Crocidolite (SiO2)

Tumbled jasper, likely picture jasper or brecciated jasper (Microcrystalline quartz (SiO₂), chiefly chalcedony with iron-oxide pigments) — mineral

Tumbled jasper, likely picture jasper or brecciated jasper

Microcrystalline quartz (SiO₂), chiefly chalcedony with iron-oxide pigments

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

Yellow Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

Ocean Jasper (Orbicular Jasper) (Silicon Dioxide (SiO2) with various inclusions) — mineral

Ocean Jasper (Orbicular Jasper)

Silicon Dioxide (SiO2) with various inclusions

Chalcedony (Silicon dioxide (SiO2) - Microcrystalline quartz) — mineral

Chalcedony

Silicon dioxide (SiO2) - Microcrystalline quartz

Tumbled orange carnelian (likely) (Chalcedony, microcrystalline quartz (SiO₂)) — gemstone

Tumbled orange carnelian (likely)

Chalcedony, microcrystalline quartz (SiO₂)

Polished jasper pebble (Microcrystalline quartz (chalcedony), SiO₂, with iron-oxide inclusions) — mineral

Polished jasper pebble

Microcrystalline quartz (chalcedony), SiO₂, with iron-oxide inclusions

Tumbled jasper (Microcrystalline quartz (chalcedony), chiefly SiO₂, colored by iron oxides and other impurities) — mineral

Tumbled jasper

Microcrystalline quartz (chalcedony), chiefly SiO₂, colored by iron oxides and other impurities

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

Chalcedony (Agate/Carnelian)

Cryptocrystalline Silicon Dioxide (SiO2)

Tumbled jasper (likely brecciated or mahogany jasper) (Microcrystalline quartz/chalcedony, SiO₂, with iron-oxide inclusions) — mineral

Tumbled jasper (likely brecciated or mahogany jasper)

Microcrystalline quartz/chalcedony, SiO₂, with iron-oxide inclusions

Polished jasper pebble (Jasper, microcrystalline quartz (SiO₂) with iron-oxide inclusions) — mineral

Polished jasper pebble

Jasper, microcrystalline quartz (SiO₂) with iron-oxide inclusions

Blue Lace Agate (Chalcedony (SiO2)) — mineral

Blue Lace Agate

Chalcedony (SiO2)

Chalcedony (Silicon Dioxide (SiO2)) — mineral

Chalcedony

Silicon Dioxide (SiO2)

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

Chalcedony (Agate/Chert variety)

Silicon Dioxide (SiO2)

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

Tumbled brown jasper or chalcedony

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

Brecciated jasper (Jasper (microcrystalline quartz, SiO₂), likely iron-oxide-rich breccia) — sedimentary

Brecciated jasper

Jasper (microcrystalline quartz, SiO₂), likely iron-oxide-rich breccia

Yellow-orange chalcedony (possibly carnelian) (Microcrystalline quartz, SiO₂; orange coloration commonly from iron oxides) — mineral

Yellow-orange chalcedony (possibly carnelian)

Microcrystalline quartz, SiO₂; orange coloration commonly from iron oxides

Tumbled amber-colored agate or chalcedony (Microcrystalline quartz (SiO₂), likely iron-stained chalcedony/agate) — mineral

Tumbled amber-colored agate or chalcedony

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

Tumbled gray-blue agate/chalcedony (Microcrystalline quartz (SiO₂), likely banded chalcedony or agate) — mineral

Tumbled gray-blue agate/chalcedony

Microcrystalline quartz (SiO₂), likely banded chalcedony or agate

Tumbled carnelian/chalcedony (Chalcedony (microcrystalline quartz), SiO₂; reddish color from iron oxides) — mineral

Tumbled carnelian/chalcedony

Chalcedony (microcrystalline quartz), SiO₂; reddish color from iron oxides

Polished agate slab (likely moss or plume agate) (Microcrystalline quartz, SiO₂; chalcedony with possible iron-oxide inclusions) — mineral

Polished agate slab (likely moss or plume agate)

Microcrystalline quartz, SiO₂; chalcedony with possible iron-oxide inclusions

Tumbled blue chalcedony (Chalcedony, microcrystalline quartz (SiO₂)) — mineral

Tumbled blue chalcedony

Chalcedony, microcrystalline quartz (SiO₂)