Rock Identifier

Category

Mineral Variant

Browse mineral variant specimens identified by the Rock Identifier community.

Learn about Mineral Variant in the encyclopedia

Talc-carbonate Rock

Talc-carbonate Rock

Glauconite

Hutcheonite

Halite

Sperrylite

Baddeleyite

Anatase

Brookite

Talc

Euxenite

Eltyubyuite

Buergerite

Granite Pebble (Granite (Phaneritic intrusive igneous rock)) — igneous

Granite Pebble

Granite (Phaneritic intrusive igneous rock)

Granite (Phaneritic Igneous Rock (primarily Quartz, Feldspar, and Mica)) — igneous

Granite

Phaneritic Igneous Rock (primarily Quartz, Feldspar, and Mica)

Botryoidal Chalcedony (Desert Rose / Agate) (Silicon Dioxide (SiO₂)) — Mineral variant

Botryoidal Chalcedony (Desert Rose / Agate)

Silicon Dioxide (SiO₂)

Mineral variant

Tree Agate (Silicon Dioxide (SiO2) with Chlorite inclusions) — Mineral variant

Tree Agate

Silicon Dioxide (SiO2) with Chlorite inclusions

Mineral variant

Yellow Aventurine (Yellow Quartz) (Silicon Dioxide (SiO2) with inclusions of Muscovite or Mica) — Mineral (variant of Quartz)

Yellow Aventurine (Yellow Quartz)

Silicon Dioxide (SiO2) with inclusions of Muscovite or Mica

Mineral (variant of Quartz)

Larimar (Pectolite (NaCa2Si3O8(OH))) — Mineral variant / Gemstone

Larimar

Pectolite (NaCa2Si3O8(OH))

Mineral variant / Gemstone

Desert Rose (Gypsum (CaSO4·2H2O) or Barite (BaSO4) inclusions in sand) — mineral

Desert Rose

Gypsum (CaSO4·2H2O) or Barite (BaSO4) inclusions in sand

Carnelian (Carnelian (SiO2 variant)) — mineral

Carnelian

Carnelian (SiO2 variant)

Amazonite (Microcline (KAlSi3O8 variant)) — mineral

Amazonite

Microcline (KAlSi3O8 variant)

Dalmatian Jasper (Microcrystalline Quartz with Arfvedsonite and Tourmaline inclusions) — igneous

Dalmatian Jasper

Microcrystalline Quartz with Arfvedsonite and Tourmaline inclusions

Amazonite (Microcline (KAlSi3O8 variant)) — mineral

Amazonite

Microcline (KAlSi3O8 variant)

Amazonite (Microcline (KAlSi3O8 variant)) — mineral

Amazonite

Microcline (KAlSi3O8 variant)

Amazonite (K(AlSi3O8) - Microcline variant) — mineral

Amazonite

K(AlSi3O8) - Microcline variant

Labradorite ((Ca,Na)(Al,Si)4O8) — mineral

Labradorite

(Ca,Na)(Al,Si)4O8

Potassium Feldspar (Orthoclase (KAlSi3O8)) — mineral

Potassium Feldspar

Orthoclase (KAlSi3O8)

Amazonite (Amazonite (Microcline variant: KAlSi3O8)) — mineral

Amazonite

Amazonite (Microcline variant: KAlSi3O8)

Quartz Pebble (Silicon Dioxide (SiO2)) — sedimentary

Quartz Pebble

Silicon Dioxide (SiO2)

Amazonite (K(AlSi3O8) - Microcline variant) — mineral

Amazonite

K(AlSi3O8) - Microcline variant

Potassium Feldspar (Orthoclase) (Orthoclase (KAlSi3O8)) — mineral

Potassium Feldspar (Orthoclase)

Orthoclase (KAlSi3O8)

Opalite (Synthetic glass / Opalized glass) — gemstone

Opalite

Synthetic glass / Opalized glass

Vesicular Basalt / Scoria (Basalt (vesicular variant)) — igneous

Vesicular Basalt / Scoria

Basalt (vesicular variant)

Potassium Feldspar (K-Feldspar (KAlSi3O8)) — mineral

Potassium Feldspar

K-Feldspar (KAlSi3O8)

Pink Chalcedony (Silicon Dioxide (SiO2)) — mineral

Pink Chalcedony

Silicon Dioxide (SiO2)

Green Aventurine (Quartz variant (SiO2) with Fuchsite inclusions) — mineral

Green Aventurine

Quartz variant (SiO2) with Fuchsite inclusions

Green Slate or Metamorphic Rock with Moss/Lichen (Metamorphic rock / Phyllite or Slate variant) — metamorphic

Green Slate or Metamorphic Rock with Moss/Lichen

Metamorphic rock / Phyllite or Slate variant

Coquina (Coquina (Limestone variant)) — sedimentary

Coquina

Coquina (Limestone variant)

Chert (or possibly Flint) (Chert (variant: Flint)) — Sedimentary

Chert (or possibly Flint)

Chert (variant: Flint)

Pink Feldspar (Orthoclase) (Orthoclase Feldspar (KAlSi3O8)) — mineral

Pink Feldspar (Orthoclase)

Orthoclase Feldspar (KAlSi3O8)

Potassium Feldspar (Orthoclase (KAlSi3O8)) — mineral

Potassium Feldspar

Orthoclase (KAlSi3O8)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Granite (Dioritic variant) (Phaneritic Felsic Igneous Rock (primarily Quartz, Feldspar, and Mica)) — igneous

Granite (Dioritic variant)

Phaneritic Felsic Igneous Rock (primarily Quartz, Feldspar, and Mica)

Black Onyx (Silicon Dioxide (SiO2) - Chalcedony variant) — mineral

Black Onyx

Silicon Dioxide (SiO2) - Chalcedony variant

Feldspar (Orthoclase) (Potassium Feldspar (KAlSi3O8)) — mineral

Feldspar (Orthoclase)

Potassium Feldspar (KAlSi3O8)

Granite (Granite (Phaneritic igneous rock)) — igneous

Granite

Granite (Phaneritic igneous rock)

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

Carnelian

SiO2 (Silicon Dioxide - Chalcedony variant)

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

Agate

Silicon Dioxide (SiO2) - Chalcedony variant

Corundum (Sapphire variant) (Aluminum Oxide (Al2O3)) — mineral

Corundum (Sapphire variant)

Aluminum Oxide (Al2O3)

Carnelian Agate (SiO2 (Silicon Dioxide - Chalcedony variant)) — gemstone

Carnelian Agate

SiO2 (Silicon Dioxide - Chalcedony variant)

Asphalt (Bituminous Concrete) (Composite material (bitumen binder with mineral aggregate)) — man-made rock (technosol)

Asphalt (Bituminous Concrete)

Composite material (bitumen binder with mineral aggregate)

man-made rock (technosol)

Labradorite ((Ca, Na)(Al, Si)4O8) — mineral

Labradorite

(Ca, Na)(Al, Si)4O8

Sandstone and Quartzite Specimens (SiO2 with varying mineral/clastic inclusions) — sedimentary/metamorphic

Sandstone and Quartzite Specimens

SiO2 with varying mineral/clastic inclusions

sedimentary/metamorphic

Banded Iron Formation (BIF) (Banded Iron Formation) — sedimentary

Banded Iron Formation (BIF)

Banded Iron Formation