Rock Identifier

Category

Igneous And Mineral

Browse igneous and mineral specimens identified by the Rock Identifier community.

Learn about Igneous And Mineral in the encyclopedia

Carbonatite

Glauconite

Hutcheonite

Halite

Sperrylite

Baddeleyite

Anatase

Brookite

Talc

Euxenite

Eltyubyuite

Buergerite

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Magnetite-rich Iron Ore (Magnetite (Fe3O4)) — mineral

Magnetite-rich Iron Ore

Magnetite (Fe3O4)

Fluorite (Calcium Fluoride (CaF2)) — mineral

Fluorite

Calcium Fluoride (CaF2)

Carnelian Agate (Carnelian (Silicon Dioxide - SiO2)) — mineral

Carnelian Agate

Carnelian (Silicon Dioxide - SiO2)

Clear Quartz (Silicon Dioxide (SiO2)) — mineral

Clear Quartz

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Sodalite (Sodium Aluminum Silicate Chloride (Na8(Al6Si6O24)Cl2)) — mineral

Sodalite

Sodium Aluminum Silicate Chloride (Na8(Al6Si6O24)Cl2)

Moonstone (Adularia) (Potassium aluminum silicate (KAlSi3O8)) — mineral

Moonstone (Adularia)

Potassium aluminum silicate (KAlSi3O8)

Chalcedony (Agate/Carnelian) (Cryptocrystalline Quartz (SiO2)) — mineral

Chalcedony (Agate/Carnelian)

Cryptocrystalline Quartz (SiO2)

Native Gold (in Jewelry) (Gold (Au)) — mineral

Native Gold (in Jewelry)

Gold (Au)

Sodalite (Sodium Aluminum Silicate Chloride (Na8(Al6Si6O24)Cl2)) — mineral

Sodalite

Sodium Aluminum Silicate Chloride (Na8(Al6Si6O24)Cl2)

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

Milky Quartz

Quartz (Silicon Dioxide - SiO2)

Quartz (Smoky/Grey variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Smoky/Grey variety)

Silicon Dioxide (SiO2)

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

Labradorite

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

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

Smoky Quartz

Smoky Quartz (Silicon Dioxide, SiO2)

Carnelian Agate (Silicon Dioxide (SiO2) with iron oxide impurities) — mineral

Carnelian Agate

Silicon Dioxide (SiO2) with iron oxide impurities

Carnelian (Red Chalcedony) (SiO2 (Silicon Dioxide) with Iron Oxide impurities) — mineral

Carnelian (Red Chalcedony)

SiO2 (Silicon Dioxide) with Iron Oxide impurities

Rose Quartz (Silicon Dioxide (SiO2)) — mineral

Rose Quartz

Silicon Dioxide (SiO2)

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

Quartz (Milky or White Quartz)

Silicon Dioxide (SiO2)

Banded Agate (specifically Black Sardonyx/Onyx variety) (Silicon Dioxide (SiO2) - Cryptocrystalline Quartz) — mineral

Banded Agate (specifically Black Sardonyx/Onyx variety)

Silicon Dioxide (SiO2) - Cryptocrystalline Quartz

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

Pegmatite (Granitic) with Tourmaline

Granitic Pegmatite (containing Schorl and Quartz)

Basalt with Quartz/Feldspar Vein (Amygdaloidal Basalt with Plutonic intrusion (SiO2/KAlSi3O8)) — igneous

Basalt with Quartz/Feldspar Vein

Amygdaloidal Basalt with Plutonic intrusion (SiO2/KAlSi3O8)

Amazonite (K(AlSi3O8) - Lead-bearing Microcline (Tectosilicate)) — mineral

Amazonite

K(AlSi3O8) - Lead-bearing Microcline (Tectosilicate)

Rough Ruby (Corundum (Al2O3 with Chromium impurities)) — mineral

Rough Ruby

Corundum (Al2O3 with Chromium impurities)

Gneiss (Gneiss (High-Grade Metamorphic Rock)) — metamorphic

Gneiss

Gneiss (High-Grade Metamorphic Rock)

Rough Diamond (or Herkimer Diamond Quartz) (Diamond (C) or Quartz (SiO2)) — mineral

Rough Diamond (or Herkimer Diamond Quartz)

Diamond (C) or Quartz (SiO2)

Amethyst (Silicon dioxide (SiO2) with iron impurities) — mineral

Amethyst

Silicon dioxide (SiO2) with iron impurities

Citrine Quartz (Silicon Dioxide (SiO2) with iron impurities) — mineral

Citrine Quartz

Silicon Dioxide (SiO2) with iron impurities

Clear Quartz (Rock Crystal) (Silicon Dioxide (SiO2)) — Mineral

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Greenstone (Diabase or Metabasalt) (Metamorphosed Mafic Igneous Rock) — metamorphic

Greenstone (Diabase or Metabasalt)

Metamorphosed Mafic Igneous Rock

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Granite (Granite (Phaneritic igneous rock)) — igneous

Granite

Granite (Phaneritic igneous rock)

Yooperlite (Fluorescent Sodalite-bearing Syenite) (Sodalite-rich Syenite) — igneous

Yooperlite (Fluorescent Sodalite-bearing Syenite)

Sodalite-rich Syenite

Wonderstone (Banded Rhyolite) (Rhyolite (Silicon Dioxide with Iron Oxide impurities)) — igneous

Wonderstone (Banded Rhyolite)

Rhyolite (Silicon Dioxide with Iron Oxide impurities)

Black Tourmaline in Quartz (Schorl (NaFe3Al6(BO3)3Si6O18(OH)4) in Silicon Dioxide (SiO2)) — igneous

Black Tourmaline in Quartz

Schorl (NaFe3Al6(BO3)3Si6O18(OH)4) in Silicon Dioxide (SiO2)

Pink Granite (Water-worn pebble) (Phaneritic Felsic Igneous Rock) — igneous

Pink Granite (Water-worn pebble)

Phaneritic Felsic Igneous Rock

Basalt (Extrusive mafic igneous rock) — igneous

Basalt

Extrusive mafic igneous rock

Granite (Phaneritic Igneous Rock (Granite)) — igneous

Granite

Phaneritic Igneous Rock (Granite)

Labradorite (Labradorite (a calcium-enriched feldspar mineral), (Ca, Na)(Al, Si)4O8) — mineral

Labradorite

Labradorite (a calcium-enriched feldspar mineral), (Ca, Na)(Al, Si)4O8

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Amethyst Quartz (Silicon Dioxide (SiO2) with iron impurities) — mineral

Amethyst Quartz

Silicon Dioxide (SiO2) with iron impurities

Basalt with minor mineral crusting (Sideromelane / Extrusive Igneous Rock) — igneous

Basalt with minor mineral crusting

Sideromelane / Extrusive Igneous Rock