Rock Identifier

Category

Mineral, Variety Of Quartz

Browse mineral, variety of quartz specimens identified by the Rock Identifier community.

Black Tourmaline (Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)) — mineral

Black Tourmaline

Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)

White Quartz (Tumbled) (Quartz (Silicon Dioxide, SiO2)) — mineral

White Quartz (Tumbled)

Quartz (Silicon Dioxide, SiO2)

Quartz Pebble (Silicon Dioxide (SiO2)) — sedimentary

Quartz Pebble

Silicon Dioxide (SiO2)

Sandstone (likely Ferruginous) (Arenite (SiO2 with iron oxide impurities)) — sedimentary

Sandstone (likely Ferruginous)

Arenite (SiO2 with iron oxide impurities)

Rainbow Moonstone (White Labradorite (formula: (Na,Ca)(Al,Si)4O8)) — mineral

Rainbow Moonstone

White Labradorite (formula: (Na,Ca)(Al,Si)4O8)

Jasper (Silicon dioxide (SiO2)) — sedimentary

Jasper

Silicon dioxide (SiO2)

Jasper (River pebble) (Jasper / Silicon Dioxide (SiO2)) — sedimentary

Jasper (River pebble)

Jasper / Silicon Dioxide (SiO2)

Gneiss (Metamorphic Rock) (Gneiss) — metamorphic

Gneiss (Metamorphic Rock)

Gneiss

Gneiss (Gneiss (High-grade regional metamorphic rock)) — metamorphic

Gneiss

Gneiss (High-grade regional metamorphic rock)

Sunstone (Feldspar variety) (Oligoclase or Andesine (Na,Ca)(Al,Si)4O8) — mineral

Sunstone (Feldspar variety)

Oligoclase or Andesine (Na,Ca)(Al,Si)4O8

Blue Lace Agate (Silicon dioxide (SiO2) - Chalcedony variety) — mineral

Blue Lace Agate

Silicon dioxide (SiO2) - Chalcedony variety

Tree Agate (Dendritic Agate (Silicon Dioxide, SiO2 + Manganese/Iron oxides)) — mineral

Tree Agate

Dendritic Agate (Silicon Dioxide, SiO2 + Manganese/Iron oxides)

Yellow Jasper (Silicon Dioxide (SiO2) with iron impurities) — mineral

Yellow Jasper

Silicon Dioxide (SiO2) with iron impurities

Banded Calcite (often sold as Caribbean Calcite or Honey Calcite) (Calcium Carbonate (CaCO3)) — mineral

Banded Calcite (often sold as Caribbean Calcite or Honey Calcite)

Calcium Carbonate (CaCO3)

Granitic Pegmatite (Coarse-grained Granite (KAlSi3O8 + SiO2)) — igneous

Granitic Pegmatite

Coarse-grained Granite (KAlSi3O8 + SiO2)

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

Red Jasper

Silicon Dioxide (SiO2) with Hematite (Fe2O3) inclusions

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Pegmatite (Granitic) with Tourmaline (Granitic Pegmatite (containing Schorl and Quartz)) — igneous

Pegmatite (Granitic) with Tourmaline

Granitic Pegmatite (containing Schorl and Quartz)

Quartz Geode (Silicon Dioxide (SiO2)) — mineral

Quartz Geode

Silicon Dioxide (SiO2)

Pink Granite (Felsic intrusive igneous rock) — igneous

Pink Granite

Felsic intrusive igneous rock

Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss

Granitic Gneiss (Gneiss (High-grade regional metamorphic rock)) — metamorphic

Granitic Gneiss

Gneiss (High-grade regional metamorphic rock)

Gneiss (Gneiss (High-grade metamorphic rock)) — metamorphic

Gneiss

Gneiss (High-grade metamorphic rock)

Quartz Geode (Cracked) (Quartz (Silicon Dioxide, SiO2)) — sedimentary

Quartz Geode (Cracked)

Quartz (Silicon Dioxide, SiO2)

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Quartz (River Pebble) (Silicon Dioxide (SiO2)) — mineral

Quartz (River Pebble)

Silicon Dioxide (SiO2)

Sodalite (Na8(Al6Si6O24)Cl2) — mineral

Sodalite

Na8(Al6Si6O24)Cl2

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Quartz pebble (Silicon Dioxide (SiO2)) — mineral

Quartz pebble

Silicon Dioxide (SiO2)

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

Quartz Pebble

Quartz (Silicon Dioxide, SiO2)

Granitic Pegmatite (Granite (with coarse-grained Quartz, Feldspar, and Mica components)) — igneous

Granitic Pegmatite

Granite (with coarse-grained Quartz, Feldspar, and Mica components)

Druzy Quartz on Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Druzy Quartz on Milky Quartz

Silicon Dioxide (SiO2)

Selenite (Gypsum (CaSO4·2H2O), specifically the crystalline variety Selenite) — Mineral

Selenite

Gypsum (CaSO4·2H2O), specifically the crystalline variety Selenite

Ferruginous Quartz (Silicon Dioxide (SiO2) with Iron Oxide (Hematite/Limonite) inclusions) — mineral

Ferruginous Quartz

Silicon Dioxide (SiO2) with Iron Oxide (Hematite/Limonite) inclusions

Quartz / Citrine Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz / Citrine Quartz

Silicon Dioxide (SiO2)

Ocean Jasper (Spherulitic Chalcedony (SiO2)) — mineral

Ocean Jasper

Spherulitic Chalcedony (SiO2)

Opalite (Synthetic Glass (SiO2 + impurities)) — mineral

Opalite

Synthetic Glass (SiO2 + impurities)

Blue Lace Agate (Variety of Chalcedony) (Silicon Dioxide (SiO2)) — mineral

Blue Lace Agate (Variety of Chalcedony)

Silicon Dioxide (SiO2)

Quartzite (Quartzite (Primary mineral: SiO2)) — metamorphic

Quartzite

Quartzite (Primary mineral: SiO2)

Green Aventurine (Silicon dioxide with Fuscite inclusions (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)) — mineral

Green Aventurine

Silicon dioxide with Fuscite inclusions (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)

Shale or Slate with Quartz Veins (Shale (fine-grained clastic sedimentary rock) or Slate (low-grade metamorphic rock formed from shale) with Quartz (SiO2) veins) — Metamorphic, likely Sedimentary with Quartz veins

Shale or Slate with Quartz Veins

Shale (fine-grained clastic sedimentary rock) or Slate (low-grade metamorphic rock formed from shale) with Quartz (SiO2) veins

Metamorphic, likely Sedimentary with Quartz veins

Chert Nodule (River Cobble) (Microcrystalline or Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert Nodule (River Cobble)

Microcrystalline or Cryptocrystalline Quartz (SiO2)