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

Carnelian (Carnelian (a variety of Chalcedony, SiO2)) — Mineral

Carnelian

Carnelian (a variety of Chalcedony, SiO2)

Onyx (Onyx (a variety of Chalcedony, SiO₂)) — Mineral

Onyx

Onyx (a variety of Chalcedony, SiO₂)

Carnelian (Carnelian (a variety of Chalcedony, SiO2)) — Mineral

Carnelian

Carnelian (a variety of Chalcedony, SiO2)

Jasper (Jasper (a variety of Chalcedony, SiO2)) — Mineral

Jasper

Jasper (a variety of Chalcedony, SiO2)

Chrysoprase (Chrysoprase (a variety of Chalcedony, SiO₂)) — Mineral

Chrysoprase

Chrysoprase (a variety of Chalcedony, SiO₂)

Carnelian (Carnelian (a variety of Chalcedony, SiO2)) — Mineral

Carnelian

Carnelian (a variety of Chalcedony, SiO2)

Red Jasper (possibly) (Jasper (a variety of Chalcedony, SiO2)) — Mineral

Red Jasper (possibly)

Jasper (a variety of Chalcedony, SiO2)

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

Jasper

Jasper (Silicon Dioxide, SiO2)

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

Jasper (likely brecciated jasper)

Microcrystalline quartz/chalcedony, SiO₂, colored by iron oxides

Polished chalcedony (likely moss or dendritic agate) (Microcrystalline quartz, SiO₂, with iron/manganese oxide inclusions) — mineral

Polished chalcedony (likely moss or dendritic agate)

Microcrystalline quartz, SiO₂, with iron/manganese oxide inclusions

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

Red jasper

Microcrystalline quartz (chalcedony), SiO₂, colored mainly by iron oxides

Polished carnelian (likely brecciated agate) heart (Microcrystalline quartz, SiO₂; chalcedony with iron-oxide coloration) — gemstone

Polished carnelian (likely brecciated agate) heart

Microcrystalline quartz, SiO₂; chalcedony with iron-oxide coloration

Polished jasper (likely brecciated or red jasper) (Microcrystalline quartz (chalcedony), SiO₂, with iron-oxide pigments and possible breccia fragments) — mineral

Polished jasper (likely brecciated or red jasper)

Microcrystalline quartz (chalcedony), SiO₂, with iron-oxide pigments and possible breccia fragments

Red jasper (likely iron-rich chert) (Microcrystalline quartz, SiO₂, colored mainly by hematite/goethite) — sedimentary

Red jasper (likely iron-rich chert)

Microcrystalline quartz, SiO₂, colored mainly by hematite/goethite

Red jasper (probable) (Microcrystalline quartz/chalcedony (SiO₂) colored by iron oxides) — metamorphic

Red jasper (probable)

Microcrystalline quartz/chalcedony (SiO₂) colored by iron oxides

Tumbled jasper or iron-rich chert (Microcrystalline quartz (SiO₂), likely colored by iron oxides) — mineral

Tumbled jasper or iron-rich chert

Microcrystalline quartz (SiO₂), likely colored by iron oxides

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)

Tumbled carnelian (likely) (Cryptocrystalline quartz, SiO₂; reddish chalcedony colored mainly by iron oxides) — gemstone

Tumbled carnelian (likely)

Cryptocrystalline quartz, SiO₂; reddish chalcedony colored mainly by iron oxides

Tumbled brown agate (probable) (Microcrystalline quartz, SiO₂ (chalcedony/agate)) — mineral

Tumbled brown agate (probable)

Microcrystalline quartz, SiO₂ (chalcedony/agate)

Tumbled orange chalcedony (probable carnelian) (Cryptocrystalline quartz, SiO₂; reddish-orange variety commonly called carnelian) — gemstone

Tumbled orange chalcedony (probable carnelian)

Cryptocrystalline quartz, SiO₂; reddish-orange variety commonly called carnelian

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

Tumbled red jasper (likely)

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

Tumbled jasper (Microcrystalline quartz (SiO₂), commonly iron-oxide-bearing chalcedony) — mineral

Tumbled jasper

Microcrystalline quartz (SiO₂), commonly iron-oxide-bearing chalcedony

Polished agate/geode fragment (Microcrystalline quartz (chalcedony), SiO₂, with possible calcite or quartz cavity lining) — mineral

Polished agate/geode fragment

Microcrystalline quartz (chalcedony), SiO₂, with possible calcite or quartz cavity lining

Chalcedony (Silicon Dioxide (SiO2)) — mineral

Chalcedony

Silicon Dioxide (SiO2)

Chalcedony (Chalcedony (SiO2)) — mineral

Chalcedony

Chalcedony (SiO2)

Tumbled chalcedony (likely moss or plume variety) (Microcrystalline quartz, SiO₂) — mineral

Tumbled chalcedony (likely moss or plume variety)

Microcrystalline quartz, SiO₂

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

Green Jasper / Chalcedony

Silicon Dioxide (SiO2)

Ocean Jasper (Spherulitic Chalcedony (SiO2)) — mineral

Ocean Jasper

Spherulitic Chalcedony (SiO2)

Polished ocean jasper (orbicular jasper), likely a small tumbled stone (Microcrystalline quartz/chalcedony, SiO₂, with iron-oxide and other mineral inclusions) — mineral

Polished ocean jasper (orbicular jasper), likely a small tumbled stone

Microcrystalline quartz/chalcedony, SiO₂, with iron-oxide and other mineral inclusions

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

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

Tumbled brown agate/chalcedony (probable)

Microcrystalline quartz, SiO₂; likely iron-stained agate or jasper

Blue Chalcedony (Cryptocrystalline Quartz (SiO2)) — mineral

Blue Chalcedony

Cryptocrystalline Quartz (SiO2)

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

Red Jasper

Silicon Dioxide (SiO2) with Hematite inclusions

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

Tumbled jasper (likely picture/brecciated jasper)

Microcrystalline quartz (chalcedony), SiO₂, colored by iron oxides

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

Flower Agate

Silicon Dioxide (SiO2) with Chalcedony inclusions

Chalcedony with Quartz (Silicon Dioxide (SiO2)) — mineral

Chalcedony with Quartz

Silicon Dioxide (SiO2)

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

Agate (Chalcedony)

Silicon Dioxide (SiO2)

Jasper (Chalcedony (SiO2)) — mineral

Jasper

Chalcedony (SiO2)

Tumbled brown jasper (Microcrystalline quartz (chalcedony), chiefly SiO₂, with iron-oxide impurities) — mineral

Tumbled brown jasper

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

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

Polished jasper pebble

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

Polished jasper pebble (Microcrystalline quartz (chalcedony), usually with iron-oxide impurities) — mineral

Polished jasper pebble

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