Rock Identifier

Category

Mineralological Variety

Browse mineralological variety specimens identified by the Rock Identifier community.

Learn about Mineralological Variety in the encyclopedia

Albite

Flame Obsidian

Lace Obsidian

Oligoclase

Brookite

Sodalite

Syenite

Microcline

Leopard Obsidian

Orthoclase

Starry Night Obsidian

Pumpkin Obsidian

Pumpkin Obsidian

Milky Quartz (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

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

Agate (Chalcedony)

Silicon Dioxide (SiO2)

Milky Quartz (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Green Jasper (Silicon Dioxide (SiO2) with iron silicate inclusions) — sedimentary

Green Jasper

Silicon Dioxide (SiO2) with iron silicate inclusions

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

Red Jasper (possibly Orbicular)

Silicon Dioxide (SiO2) with iron oxide inclusions

Chert / Flint (Chert (SiO2)) — sedimentary

Chert / Flint

Chert (SiO2)

Chert (or Flint) (Chert (SiO2)) — sedimentary

Chert (or Flint)

Chert (SiO2)

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

Banded Agate (Chert/Chalcedony)

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

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

Yellow Jasper

Silicon Dioxide (SiO2) with iron hydroxides

Smoky Quartz (Smoky Quartz (Silicon Dioxide, SiO2)) — mineral

Smoky Quartz

Smoky Quartz (Silicon Dioxide, SiO2)

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

Jasper

Silicon dioxide (SiO2) with impurities

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

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

Yellow Jasper

Jasper (Silicon Dioxide, SiO2)

Amethyst quartz cluster (Quartz, SiO₂; purple color caused mainly by iron-related defects and irradiation) — mineral

Amethyst quartz cluster

Quartz, SiO₂; purple color caused mainly by iron-related defects and irradiation

Tumbled carnelian (likely) (Orange-red chalcedony, microcrystalline quartz (SiO₂)) — mineral

Tumbled carnelian (likely)

Orange-red chalcedony, microcrystalline quartz (SiO₂)

Polished orange agate or chalcedony (Microcrystalline quartz (SiO₂), likely iron-stained chalcedony/agate) — mineral

Polished orange agate or chalcedony

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

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

Agate

Silicon Dioxide (Chalcedony), SiO2

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

Banded Jasper

Silicon Dioxide with Iron Oxide impurities (SiO2)

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

Jasper River Stone

Silicon Dioxide (SiO2) with iron oxide inclusions

Magnetite (Magnetite (Fe3O4)) — mineral

Magnetite

Magnetite (Fe3O4)

Chert (River Pebble) (Microcrystalline silica (SiO2)) — sedimentary

Chert (River Pebble)

Microcrystalline silica (SiO2)

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

Yellow Jasper

Silicon Dioxide (SiO2) with Goethite inclusions

Fuchsite (Chrome Mica) (K(Al,Cr)2(AlSi3O10)(OH)2) — metamorphic

Fuchsite (Chrome Mica)

K(Al,Cr)2(AlSi3O10)(OH)2

Green Jasper (Silicon Dioxide (SiO2) with iron silicate inclusions) — sedimentary

Green Jasper

Silicon Dioxide (SiO2) with iron silicate inclusions

Chert (Chert (SiO2)) — sedimentary

Chert

Chert (SiO2)

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

Chert (Jasper)

Silicon Dioxide (SiO2)

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz (Silicon dioxide (SiO2)) — mineral

Milky Quartz

Silicon dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

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

Jasper River Stone

Silicon Dioxide (SiO2) with iron oxide inclusions

Yellow Jasper (Silicon Dioxide with Limonite (SiO2 + FeO(OH)·nH2O)) — sedimentary

Yellow Jasper

Silicon Dioxide with Limonite (SiO2 + FeO(OH)·nH2O)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

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

Yellow Chalcedony (Agate/Carnelian)

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

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

Red Jasper

Jasper (Silicon Dioxide, SiO2)

Cloudy Quartz (or Milky Quartz) (Silicon Dioxide (SiO2)) — mineral

Cloudy Quartz (or Milky Quartz)

Silicon Dioxide (SiO2)

Garnet (Almandine) (Almandine, Fe3Al2Si3O12) — mineral

Garnet (Almandine)

Almandine, Fe3Al2Si3O12

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

Red Jasper

Silicon Dioxide (SiO2) with Iron Oxide inclusions