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

Black Onyx (Silicon Dioxide (SiO2)) — mineral

Black Onyx

Silicon Dioxide (SiO2)

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

Agate (Chalcedony)

Silicon Dioxide (SiO2)

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

Carnelian (Chalcedony)

Silicon Dioxide (SiO2)

Jasper (SiO2) — mineral

Jasper

SiO2

Banded Agate (Silicon dioxide (SiO2) - variety of Chalcedony) — sedimentary

Banded Agate

Silicon dioxide (SiO2) - variety of Chalcedony

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

Banded Agate

Agate (Silicon Dioxide, SiO2)

Yellow-brown jasper (likely iron-stained chert) (Microcrystalline quartz (SiO₂), varieties of chalcedony/chert colored by iron oxides) — mineral

Yellow-brown jasper (likely iron-stained chert)

Microcrystalline quartz (SiO₂), varieties of chalcedony/chert colored by iron oxides

Red-and-blue jasper (likely ocean jasper or dyed/polished jasper) (Microcrystalline quartz, chiefly SiO₂; jasper is an opaque chalcedony variety colored by iron oxides and other impurities) — mineral

Red-and-blue jasper (likely ocean jasper or dyed/polished jasper)

Microcrystalline quartz, chiefly SiO₂; jasper is an opaque chalcedony variety colored by iron oxides and other impurities

Chert Pebble (Jasper variety) (Silicon Dioxide (SiO2)) — sedimentary

Chert Pebble (Jasper variety)

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

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

Polished brecciated jasper pebble

Microcrystalline quartz (SiO₂), with iron-oxide inclusions

Yellow Jasper (Cryptocrystalline Quartz (SiO2 with Iron Hydroxide inclusions)) — sedimentary

Yellow Jasper

Cryptocrystalline Quartz (SiO2 with Iron Hydroxide inclusions)

Tumbled pale-yellow chalcedony (possibly yellow jasper) (Microcrystalline quartz, SiO₂; chalcedony/jasper varieties) — mineral

Tumbled pale-yellow chalcedony (possibly yellow jasper)

Microcrystalline quartz, SiO₂; chalcedony/jasper varieties

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

Tumbled jasper, likely brecciated or brown-green jasper

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

Mixed Chalcedony and Jasper Bracelet (possibly 'Ocean Jasper' or similar banded variety for brown beads, and blue/grey Chalcedony for the translucent beads) (Chalcedony (SiO2), Jasper (SiO2 with impurities)) — Mineral (specifically a cryptocrystalline variety of Quartz)

Mixed Chalcedony and Jasper Bracelet (possibly 'Ocean Jasper' or similar banded variety for brown beads, and blue/grey Chalcedony for the translucent beads)

Chalcedony (SiO2), Jasper (SiO2 with impurities)

Mineral (specifically a cryptocrystalline variety of Quartz)

Tumbled honey-brown chalcedony (likely common quartz) (Microcrystalline quartz, SiO₂; possibly iron-stained chalcedony or low-grade agate) — mineral

Tumbled honey-brown chalcedony (likely common quartz)

Microcrystalline quartz, SiO₂; possibly iron-stained chalcedony or low-grade agate

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

Polished agate/jasper pebble

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

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

Polished brown-and-cream jasper

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

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

Chalcedony (Agate/Chert variety)

Silicon Dioxide (SiO2)

Tumbled orange-and-white chalcedony (Chalcedony, microcrystalline quartz (SiO₂), likely orange carnelian/white agate variety) — mineral

Tumbled orange-and-white chalcedony

Chalcedony, microcrystalline quartz (SiO₂), likely orange carnelian/white agate variety

Agate (Chalcedony (Microcrystalline Quartz) - SiO2) — Mineral

Agate

Chalcedony (Microcrystalline Quartz) - SiO2

Tumbled chalcedony (likely agate or jasper) (Microcrystalline quartz, SiO₂ (chalcedony)) — mineral

Tumbled chalcedony (likely agate or jasper)

Microcrystalline quartz, SiO₂ (chalcedony)

Agate (Carnelian-like) (Chalcedony (Silicon Dioxide, SiO2)) — mineral

Agate (Carnelian-like)

Chalcedony (Silicon Dioxide, SiO2)

Blue Chalcedony (Silicon Dioxide (SiO2)) — mineral

Blue Chalcedony

Silicon Dioxide (SiO2)

Red jasper (likely brecciated jasper) (Microcrystalline quartz/chalcedony, SiO₂, colored mainly by iron oxides) — mineral

Red jasper (likely brecciated jasper)

Microcrystalline quartz/chalcedony, SiO₂, colored mainly by iron oxides

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

Yellow Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

Tumbled yellow jasper (probable) (Microcrystalline quartz/chalcedony, SiO₂, colored by iron oxides) — mineral

Tumbled yellow jasper (probable)

Microcrystalline quartz/chalcedony, SiO₂, colored by iron oxides

Tumbled jasper (likely red/brown jasper) (Microcrystalline quartz/chalcedony, SiO₂, colored by iron oxides) — mineral

Tumbled jasper (likely red/brown jasper)

Microcrystalline quartz/chalcedony, SiO₂, colored by iron oxides

Yellow Jasper (Silicon dioxide (SiO2)) — sedimentary

Yellow Jasper

Silicon dioxide (SiO2)

Chalcedony on Matrix (Silicon Dioxide (SiO2)) — mineral

Chalcedony on Matrix

Silicon Dioxide (SiO2)

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

Blue Lace Agate

Chalcedony (Silicon Dioxide, SiO2)

Chalcedony (Silicon Dioxide (SiO2)) — mineral

Chalcedony

Silicon Dioxide (SiO2)

Tumbled agate (likely moss or scenic agate) (Microcrystalline quartz, primarily chalcedony (SiO₂), with iron-oxide and possible mineral inclusions) — gemstone

Tumbled agate (likely moss or scenic agate)

Microcrystalline quartz, primarily chalcedony (SiO₂), with iron-oxide and possible mineral inclusions

Polished agate/jasper nodule (Microcrystalline quartz (chalcedony), SiO₂, with iron-oxide impurities) — mineral

Polished agate/jasper nodule

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

Dyed Dragon Vein Agate (Silicon Dioxide (SiO2) with artificial pigment) — mineral

Dyed Dragon Vein Agate

Silicon Dioxide (SiO2) with artificial pigment

Eye Agate (Sulemani Agate) (Banded Chalcedony (SiO2)) — mineral

Eye Agate (Sulemani Agate)

Banded Chalcedony (SiO2)

Tumbled banded jasper, likely brecciated jasper (Microcrystalline quartz (SiO₂) with iron-oxide and clay inclusions) — mineral

Tumbled banded jasper, likely brecciated jasper

Microcrystalline quartz (SiO₂) with iron-oxide and clay inclusions

Tumbled chalcedony (likely agate or jasper) (Microcrystalline quartz, SiO₂ (chalcedony)) — mineral

Tumbled chalcedony (likely agate or jasper)

Microcrystalline quartz, SiO₂ (chalcedony)

Blue Chalcedony (Silicon Dioxide (SiO2)) — mineral

Blue Chalcedony

Silicon Dioxide (SiO2)

Chalcedony Pebble (Cryptocrystalline Quartz (SiO2)) — mineral

Chalcedony Pebble

Cryptocrystalline Quartz (SiO2)

Polished agate pebble (Banded chalcedony, a microcrystalline variety of quartz (SiO₂)) — mineral

Polished agate pebble

Banded chalcedony, a microcrystalline variety of quartz (SiO₂)

Blue Lace Agate (Cryptocrystalline Quartz (SiO2) with trace minerals) — sedimentary

Blue Lace Agate

Cryptocrystalline Quartz (SiO2) with trace minerals