Rock Identifier

Category

Mineralish (Variety Of Chalcedony)

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

Banded Onyx (Cave Calcite) (Calcite (CaCO3), often called Mexican Onyx or Travertine) — sedimentary

Banded Onyx (Cave Calcite)

Calcite (CaCO3), often called Mexican Onyx or Travertine

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

Yellow Jasper

Silicon Dioxide (SiO2) with iron inclusions

Jasper (Yellow/Brown variety) (Silicon Dioxide (SiO2) - Microcrystalline Quartz) — sedimentary

Jasper (Yellow/Brown variety)

Silicon Dioxide (SiO2) - Microcrystalline Quartz

Jasper (Silicon dioxide (SiO2)) — sedimentary

Jasper

Silicon dioxide (SiO2)

Jasper (Jasper (Cryptocrystalline variety of Quartz, SiO2)) — sedimentary

Jasper

Jasper (Cryptocrystalline variety of Quartz, SiO2)

Agate (specifically Chalcedony/Banded Agate) (Silicon Dioxide (SiO2)) — sedimentary

Agate (specifically Chalcedony/Banded Agate)

Silicon Dioxide (SiO2)

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

Red Jasper (Chert)

Silicon Dioxide (SiO2) with iron oxide inclusions

Dalmatian Stone (Peralkaline Quartz-Feldspar Rock) — igneous

Dalmatian Stone

Peralkaline Quartz-Feldspar Rock

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

Yellow Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

Jasper with Hematite Inclusions (Silicon Dioxide (SiO2) with Ferric Oxide (Fe2O3)) — sedimentary

Jasper with Hematite Inclusions

Silicon Dioxide (SiO2) with Ferric Oxide (Fe2O3)

Jasper Pebble (Tumbled Jasper (Microcrystalline Quartz, SiO2)) — sedimentary

Jasper Pebble

Tumbled Jasper (Microcrystalline Quartz, SiO2)

Red Jasper (possibly Petrified Wood) (Silicon Dioxide (SiO2) with Hematite inclusions) — sedimentary (secondary formation)

Red Jasper (possibly Petrified Wood)

Silicon Dioxide (SiO2) with Hematite inclusions

sedimentary (secondary formation)

Yellow Jasper (Chalcedony (SiO2 with iron impurities)) — sedimentary

Yellow Jasper

Chalcedony (SiO2 with iron impurities)

Ocean Jasper (Spherulitic Chalcedony (SiO2)) — mineral

Ocean Jasper

Spherulitic Chalcedony (SiO2)

Ocean Jasper (Spherulitic Chalcedony (SiO2)) — mineral

Ocean Jasper

Spherulitic Chalcedony (SiO2)

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

Jasper

Jasper (Silicon Dioxide, SiO2)

Chalcedony Geode (Chalcedony (SiO2) within a geode structure) — Mineral Geode/Sedimentary or Volcanic related

Chalcedony Geode

Chalcedony (SiO2) within a geode structure

Mineral Geode/Sedimentary or Volcanic related

Ocean Jasper (SiO2, highly silicified rhyolite or spherulitic chalcedony) — mineral

Ocean Jasper

SiO2, highly silicified rhyolite or spherulitic chalcedony

Ocean Jasper (Orbicular Jasper) (Spherulitic Chalcedony (SiO2)) — sedimentary

Ocean Jasper (Orbicular Jasper)

Spherulitic Chalcedony (SiO2)

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

Jasper with Chalcedony

Silicon Dioxide (SiO2)

Yellow Jasper (Silicon Dioxide (SiO2) with impurities of Iron or Goethite) — sedimentary

Yellow Jasper

Silicon Dioxide (SiO2) with impurities of Iron or Goethite

Botryoidal Chalcedony (Chalcedony (SiO2)) — Mineral

Botryoidal Chalcedony

Chalcedony (SiO2)

Banded Chert (Jasper) River Pebble (Microcrystalline Quartz (SiO2)) — sedimentary

Banded Chert (Jasper) River Pebble

Microcrystalline Quartz (SiO2)

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

Yellow Jasper (Chert)

Silicon Dioxide (SiO2)

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

Red Jasper (Jasper)

Silicon Dioxide (SiO2) with iron oxide inclusions

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

Red Jasper

Silicon Dioxide (SiO2) with Iron Oxide (Fe2O3) inclusions

Yellow Jasper (Chalcedony (SiO2 with iron oxide inclusions)) — sedimentary

Yellow Jasper

Chalcedony (SiO2 with iron oxide inclusions)

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

Jasper

Jasper (Silicon Dioxide, SiO2)

Jasper (Mookaite variety likely) (Silicon Dioxide (SiO2) with iron oxide inclusions) — sedimentary

Jasper (Mookaite variety likely)

Silicon Dioxide (SiO2) with iron oxide inclusions

Jasper (Silicon dioxide (SiO2)) — mineral

Jasper

Silicon dioxide (SiO2)

Red Jasper (SiO2 (Silicon Dioxide with Iron Oxide impurities)) — sedimentary

Red Jasper

SiO2 (Silicon Dioxide with Iron Oxide impurities)

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

Jasper

Jasper (Silicon Dioxide, SiO2)

Jasper (Mookaite style) (Silicon Dioxide (SiO2) with iron and manganese inclusions) — sedimentary

Jasper (Mookaite style)

Silicon Dioxide (SiO2) with iron and manganese inclusions

Fancy Jasper (Silicon Dioxide (SiO2) with iron and organic inclusions) — sedimentary

Fancy Jasper

Silicon Dioxide (SiO2) with iron and organic inclusions

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

Jasper

Silicon dioxide (SiO2) with impurities

Fancy Jasper (Ocean Jasper or River Jasper variant) (Silicon Dioxide with inclusions (SiO2)) — sedimentary

Fancy Jasper (Ocean Jasper or River Jasper variant)

Silicon Dioxide with inclusions (SiO2)

Jasper Geode (Silicon Dioxide (SiO2) with impurities) — sedimentary

Jasper Geode

Silicon Dioxide (SiO2) with impurities

Yellow Jasper (Silicon Dioxide (SiO2) with iron hydroxides) — sedimentary

Yellow Jasper

Silicon Dioxide (SiO2) with iron hydroxides

Brown Jasper (Chert) (Silicon Dioxide (SiO2)) — sedimentary

Brown Jasper (Chert)

Silicon Dioxide (SiO2)

Banded Jasper (Carnelian Jasper) (Silicon Dioxide (SiO2) with Iron Oxide inclusions) — sedimentary

Banded Jasper (Carnelian Jasper)

Silicon Dioxide (SiO2) with Iron Oxide inclusions

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

Yellow Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

Yellow Jasper (within host rock) (Silicon Dioxide (SiO2) with iron hydroxides (Goethite)) — sedimentary

Yellow Jasper (within host rock)

Silicon Dioxide (SiO2) with iron hydroxides (Goethite)