Pink Granite
Phaneritic Felsic Igneous Rock (Granite)
igneous
Category
Igneous And Sedimentary
Browse igneous and sedimentary specimens identified by the Rock Identifier community.
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Basalt Pebble
Basalt (Mafic Extrusive Igneous Rock)
igneous
Basalt (River Stone)
Basalt (Mafic Extrusive Igneous Rock)
igneous
Diorite
Diorite (an intermediate intrusive igneous rock)
igneous
Granodiorite Pebble
Granodiorite (Intermediate intrusive igneous rock)
igneous
Diorite
Phaneritic intermediate intrusive igneous rock
igneous
Basalt
Basalt (Mafic Extrusive Igneous Rock)
igneous
Granite
Phaneritic Felsic Igneous Rock (Granite)
igneous
Milky Quartz (Water-worn pebble/nodule)
Quartz (Silicon Dioxide - SiO2)
mineral
Peridot (Olivine)
Olivine (Magnesium Iron Silicate), (Mg,Fe)2SiO4
mineral
Arsenopyrite in Quartz/Host Rock
Arsenopyrite (FeAsS)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Jasper with Hematite Inclusions
Silicon Dioxide (SiO2) with Ferric Oxide (Fe2O3)
sedimentary
Limonite (Ironstone Concretion)
Hydrated iron(III) oxide-hydroxide (FeO(OH)·nH2O)
mineral
Amethyst
Silicon Dioxide (SiO2) with iron impurities
gemstone
Milky Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
mineral
Mixed Mineral Collection (with Titanium Aura Quartz)
Silicon Dioxide (SiO2) with metallic coatings and various silicates
mineral
Carnelian Agate
Silicon Dioxide (SiO2)
mineral
Black Tourmaline in Quartz Matrix
Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
mineral
Labradorite
Labradorite (Ca, Na)(Al, Si)4O8
mineral
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Citrine Quartz
Silicon Dioxide (SiO2) with iron impurities
mineral
Citrine Quartz
Silicon Dioxide (SiO2)
mineral
Citrine Quartz
Silicon Dioxide (SiO2)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Chalcopyrite
Chalcopyrite (CuFeS2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Sodalite
Sodium Aluminum Silicate Chloride (Na8(Al6Si6O24)Cl2)
mineral
Hypersthene
Enstatite (Hypersthene variety), (Mg,Fe)SiO3
mineral
Milky Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
mineral
Muscovite Mica
Muscovite (KAl2(AlSi3O10)(F,OH)2)
mineral
Milky Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Sodalite
Sodalite Na8(Al6Si6O24)Cl2
mineral
Quartz (Small Fragment)
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Corundum (Sapphire and Ruby)
Aluminum Oxide (Al2O3)
mineral
Rose Quartz
Quartz (Silicon Dioxide, SiO2) with trace amounts of titanium, iron, or manganese
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Smoky Quartz
Silicon Dioxide (SiO₂)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral