All Crystals & Minerals

Explore crystals and minerals identified by our AI-powered system

Sandstone - Sedimentary Rock / Quartz Arenite

Sandstone (Mineral Specimen / Sedimentary Rock)

Quartz Pebble - Quartz var. Common Quartz

Quartz Pebble (Mineral Specimen)

Flint - Quartz var. Flint

Flint (Mineral Specimen)

Flint - Quartz var. Flint

Flint (Mineral Specimen and Historical Tool Material)

Flint - Quartz var. Flint

Flint (Mineral Specimen and Historical Tool Material)

Unidentified Rock or Mineral Fragment - Indeterminate geological specimen

Unidentified Rock or Mineral Fragment (Mineral Specimen)

Unidentified Mineral Specimen (Out of Focus) - Unknown Mineral Species

Unidentified Mineral Specimen (Out of Focus) (Mineral Specimen)

Sandstone or Weathered Silicate Fragment - Quartz Sandstone

Sandstone or Weathered Silicate Fragment (Mineral Specimen)

Basalt Fragment - Extrusive Igneous Rock / Basalt

Basalt Fragment (Mineral Specimen)

Chalcedony - Quartz var. Chalcedony

Chalcedony (Semi-Precious Gemstone and Decorative Stone)

Rainbow Moonstone - Feldspar Group - Orthoclase/Albite Intergrowth (Commercial name: Rainbow Moonstone, technically White Labradorite)

Rainbow Moonstone (Semi-Precious Gemstone)

Lavender Chalcedony - Quartz var. Chalcedony

Lavender Chalcedony (Semi-Precious Gemstone and Decorative Stone)

Citrine and Pearl - Quartz var. Citrine (and Organic Pearly Nacre)

Citrine and Pearl (Semi-Precious Gemstone and Organic Gem)

Green Chalcedony - Quartz var. Chalcedony

Green Chalcedony (Semi-Precious Gemstone and Decorative Stone.)

Quartz Vein in Basalt or Slate - Quartz Vein in Metamorphic/Igneous Host Rock

Quartz Vein in Basalt or Slate (Mineral Specimen / Geological Specimen)

Blue Chalcedony - Quartz var. Chalcedony

Blue Chalcedony (Semi-Precious Gemstone)

Rainbow Moonstone - Feldspar group, Plagioclase series (specifically Anorthite-rich variety, commercially called Rainbow Moonstone)

Rainbow Moonstone (Semi-Precious Gemstone and Decorative Stone)

Amethyst - Quartz var. Amethyst

Amethyst (Semi-Precious Gemstone and Mineral Specimen)

Labradorite - Feldspar group, Plagioclase series (Labradorite variety)

Labradorite (Semi-Precious Gemstone and Decorative Stone)

Dalmatian Jasper (left) and Smoky Quartz (right) - Quartz var. Smoky Quartz and Microcrystalline Quartz var. Jasper

Dalmatian Jasper (left) and Smoky Quartz (right) (Semi-Precious Gemstone / Ornamental Stone)

Common Quartz Pebble - Quartz (Silicon Dioxide)

Common Quartz Pebble (Mineral Specimen)

Granite Cobble - Granite Igneous Rock

Granite Cobble (Building Stone and Geological Specimen)

Quartz Vein in Basalt or Slate - Quartz-veined Metamorphic/Igneous Rock

Quartz Vein in Basalt or Slate (Mineral Specimen)

Blue Kyanite Specimen on Crystal Obelisk - Kyanite (also known as Disthene)

Blue Kyanite Specimen on Crystal Obelisk (Mineral Specimen / Decorative Stone)

Clear Quartz - Quartz var. Rock Crystal

Clear Quartz (Semi-Precious Gemstone / Mineral Specimen)

Aquamarine - Beryl var. Aquamarine

Aquamarine (Precious Gemstone)

Aquamarine - Beryl var. Aquamarine

Aquamarine (Precious Gemstone)

Aquamarine - Beryl var. Aquamarine

Aquamarine (Semi-Precious Gemstone)

Apatite - Fluorapatite

Apatite (Mineral Specimen and Semi-Precious Gemstone.)

Clear Quartz - Quartz var. Clear Quartz

Clear Quartz (Semi-Precious Gemstone and Mineral Specimen)

Bituminous Coal - Carbon var. Coal / Organic Sedimentary Rock

Bituminous Coal (Organic Mineraloid / Energy Mineral)

Lichen-Covered Basalt Boulder - Basalt with Epilithic Crustose Lichen

Lichen-Covered Basalt Boulder (Mineral Specimen / Geologic Formation)

White Quartz - Quartz var. Milky Quartz

White Quartz (Mineral Specimen)

Quartz with Iron Oxide and Sulfide Matrix - Quartz var. Milky Quartz with Pyrite/Limonite

Quartz with Iron Oxide and Sulfide Matrix (Mineral Specimen)

Milky Quartz with Iron Oxide and Sulfide Inclusions - Quartz var. Milky Quartz

Milky Quartz with Iron Oxide and Sulfide Inclusions (Mineral Specimen)

Granite / Feldspar with Quartz and Tourmaline - Igneous Rock / Pegmatite Specimen

Granite / Feldspar with Quartz and Tourmaline (Mineral Specimen / Rock)

Granite - Igneous Rock (Granitic composition)

Granite (Mineral Specimen / Igneous Rock)

Green Fluorite - Fluorite

Green Fluorite (Semi-Precious Gemstone / Mineral Specimen)

Quartz - Quartz (Silicon Dioxide)

Quartz (Mineral Specimen)

Lapis Lazuli - Lapis Lazuli (Rock, primarily composed of Lazurite, Calcite, and Pyrite)

Lapis Lazuli (Semi-Precious Gemstone and Decorative Stone)

Green Aventurine - Quartz var. Aventurine

Green Aventurine (Semi-Precious Gemstone and Decorative Stone)

Green Aventurine - Quartz var. Aventurine

Green Aventurine (Semi-Precious Gemstone)