Rock Identifier

Category

Mineralish (Variety Of Chalcedony)

Browse mineralish (variety of chalcedony) specimens identified by the Rock Identifier community.

Learn about Mineralish (Variety Of Chalcedony) in the encyclopedia

Blue Chalcedony

Blue Chalcedony

Agate

Chrysoprase

Sard

Blue Lace Agate

Blue Lace Agate

Carnelian

Jasper

Black Onyx

Prase

Black Jasper

Blue Jasper

Green Jasper

Carnelian (Cryptocrystalline Quartz (SiO2 with Hematite impurities)) — mineralish (variety of chalcedony)

Carnelian

Cryptocrystalline Quartz (SiO2 with Hematite impurities)

mineralish (variety of chalcedony)

Jasper (Silicon dioxide (SiO2)) — sedimentary

Jasper

Silicon dioxide (SiO2)

Red Jasper or Iron-stained Quartz (SiO2 with Fe impurities) — mineral

Red Jasper or Iron-stained Quartz

SiO2 with Fe impurities

Red jasper (likely) (Microcrystalline quartz, SiO₂, colored red by iron oxides) — mineral

Red jasper (likely)

Microcrystalline quartz, SiO₂, colored red by iron oxides

Agate (SiO2) — mineral

Agate

SiO2

Polished yellow-orange stone pendant, possibly carnelian or yellow chalcedony (Chalcedony, microcrystalline quartz (SiO₂); identification from the photo is uncertain) — gemstone

Polished yellow-orange stone pendant, possibly carnelian or yellow chalcedony

Chalcedony, microcrystalline quartz (SiO₂); identification from the photo is uncertain

Jasper (Microcrystalline Quartz (SiO2)) — Sedimentary/Mineral

Jasper

Microcrystalline Quartz (SiO2)

Sedimentary/Mineral

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

Chalcedony (Agate / Chert)

Silicon Dioxide (SiO2)

Tumbled chalcedony (possibly agate) (Microcrystalline quartz, SiO₂ (chalcedony); banding is not clearly visible to confirm agate) — mineral

Tumbled chalcedony (possibly agate)

Microcrystalline quartz, SiO₂ (chalcedony); banding is not clearly visible to confirm agate

Jasper (SiO2) — mineral

Jasper

SiO2

Polished yellow chalcedony pendant (possibly yellow agate) (Microcrystalline quartz, SiO₂; chalcedony variety) — gemstone

Polished yellow chalcedony pendant (possibly yellow agate)

Microcrystalline quartz, SiO₂; chalcedony variety

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

Green Jasper / Chalcedony

Silicon Dioxide (SiO2)

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

Chalcedony (Agate) (Chalcedony (Cryptocrystalline Quartz, SiO2)) — mineral

Chalcedony (Agate)

Chalcedony (Cryptocrystalline Quartz, SiO2)

Brown chalcedony (likely carnelian/agate) (Microcrystalline quartz, SiO₂; chalcedony variety) — mineral

Brown chalcedony (likely carnelian/agate)

Microcrystalline quartz, SiO₂; chalcedony variety

Orange-pink chalcedony (likely carnelian/chalcedony rough) (Microcrystalline quartz, SiO₂; iron-oxide-bearing chalcedony) — mineral

Orange-pink chalcedony (likely carnelian/chalcedony rough)

Microcrystalline quartz, SiO₂; iron-oxide-bearing chalcedony

Jasper (Chalcedony (SiO2)) — mineral

Jasper

Chalcedony (SiO2)

Green chalcedony (likely dyed or treated) (Chalcedony, microcrystalline quartz (SiO₂)) — gemstone

Green chalcedony (likely dyed or treated)

Chalcedony, microcrystalline quartz (SiO₂)

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

Agate

Silicon Dioxide (Chalcedony), SiO2

Tumbled brown agate (likely carnelian/chalcedony) (Microcrystalline quartz, SiO₂; chalcedony, possibly iron-stained) — mineral

Tumbled brown agate (likely carnelian/chalcedony)

Microcrystalline quartz, SiO₂; chalcedony, possibly iron-stained

Yellow jasper carving (Jasper, an opaque microcrystalline variety of quartz (SiO₂), shaped as a butterfly) — gemstone

Yellow jasper carving

Jasper, an opaque microcrystalline variety of quartz (SiO₂), shaped as a butterfly

Polished orange agate (likely carnelian) (Chalcedony, microcrystalline quartz (SiO₂); orange-red variety commonly called carnelian) — mineral

Polished orange agate (likely carnelian)

Chalcedony, microcrystalline quartz (SiO₂); orange-red variety commonly called carnelian

Jasper (SiO2 (Cryptocrystalline quartz)) — mineral

Jasper

SiO2 (Cryptocrystalline quartz)

Agate (Silicon dioxide (SiO2)) — gemstone

Agate

Silicon dioxide (SiO2)

Blue Lace Agate (or similar Chalcedony) (SiO2 (Silicon Dioxide)) — mineral

Blue Lace Agate (or similar Chalcedony)

SiO2 (Silicon Dioxide)

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

Polished brown agate (likely carnelian/chalcedony)

Microcrystalline quartz, SiO₂; chalcedony with iron-oxide coloration

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

Chalcedony (Agate/Carnelian)

Silicon Dioxide (SiO2)

Tumbled agate or chalcedony (probable) (Microcrystalline quartz, SiO₂) — gemstone

Tumbled agate or chalcedony (probable)

Microcrystalline quartz, SiO₂

Tumbled chalcedony (likely orange agate/carnelian) (Microcrystalline quartz, SiO₂; chalcedony with iron-oxide coloration) — mineral

Tumbled chalcedony (likely orange agate/carnelian)

Microcrystalline quartz, SiO₂; chalcedony with iron-oxide coloration

Polished honey/brown agate (likely carnelian chalcedony) (Microcrystalline quartz, SiO₂; chalcedony with iron-oxide coloration) — mineral

Polished honey/brown agate (likely carnelian chalcedony)

Microcrystalline quartz, SiO₂; chalcedony with iron-oxide coloration

Jasper (Chalcedony (SiO2)) — mineral

Jasper

Chalcedony (SiO2)

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

Chalcedony (Agate/Chert variety)

Silicon Dioxide (SiO2)

Jasper and Agate (Polished Pebble) (Chalcedony (SiO2 with impurities)) — Sedimentary

Jasper and Agate (Polished Pebble)

Chalcedony (SiO2 with impurities)

Brecciated Jasper (Silicon Dioxide (SiO2) with Hematite impurities) — sedimentary

Brecciated Jasper

Silicon Dioxide (SiO2) with Hematite impurities

Tumbled pink chalcedony (likely pink agate) (Chalcedony, microcrystalline SiO₂; variety of quartz) — mineral

Tumbled pink chalcedony (likely pink agate)

Chalcedony, microcrystalline SiO₂; variety of quartz

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

Tumbled orange chalcedony

Chalcedony (microcrystalline quartz, SiO₂), likely orange carnelian

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

Tumbled pale agate or chalcedony

Microcrystalline quartz (SiO₂), likely agate/chalcedony

Agate (Cryptocrystalline quartz (SiO2)) — Mineral

Agate

Cryptocrystalline quartz (SiO2)

Brown chalcedony (possibly carnelian) (Microcrystalline quartz, SiO₂; carnelian is orange-red chalcedony) — mineral

Brown chalcedony (possibly carnelian)

Microcrystalline quartz, SiO₂; carnelian is orange-red chalcedony

Polished carnelian agate (Chalcedony (microcrystalline quartz), SiO₂, iron-oxide colored) — gemstone

Polished carnelian agate

Chalcedony (microcrystalline quartz), SiO₂, iron-oxide colored

Tumbled yellow-orange chalcedony (likely carnelian or honey agate) (Microcrystalline quartz, SiO₂; orange coloration commonly from iron oxides) — mineral

Tumbled yellow-orange chalcedony (likely carnelian or honey agate)

Microcrystalline quartz, SiO₂; orange coloration commonly from iron oxides

Jasper (Silicon dioxide, SiO2) — Mineral

Jasper

Silicon dioxide, SiO2