Diorite
Intermediate plutonic igneous rock
Category
Browse igneous and sedimentary specimens identified by the Rock Identifier community.
Diorite
Intermediate plutonic igneous rock
Basalt
Extrusive Mafic Igneous Rock
Pink Granite
Phaneritic Felsic Igneous Rock
Basalt
Extrusive mafic igneous rock
Basalt
Aphanitic Mafic Igneous Rock
Basalt
Basalt (extrusive igneous rock)
Diorite (River Pebble)
Intermediate plutonic igneous rock
Granite
Felsic Intrusive Igneous Rock
Granite
Phaneritic intrusive igneous rock
Diorite
Diorite (plutonic igneous rock)
Basalt
Extrusive mafic igneous rock
Basalt with Epidote Veins
Mafic Igneous Rock (Basalt)
Basalt (River Pebble)
Extrusive mafic igneous rock
Basalt
Extrusive mafic igneous rock
Diorite
Intermediate plutonic igneous rock
Pink Granite
Granite (Phaneritic igneous rock)
Granite Cobble
Granite (Phaneritic Igneous Rock)
Limonite (Iron Stone Concretion)
Limonite (Hydrous Iron Oxide) - FeO(OH)·nH2O
Quartzite
Quartzite (primarily composed of SiO O₂)
Blue Quartz (potentially Dumortierite-included)
Silicon Dioxide (SiO2) with inclusions
Milky Quartz
Silicon Dioxide (SiO2)
Rhodonite
Manganese Inosilicate (Mn,Fe,Mg,Ca)SiO3
Amazonite
K(AlSi3O8) - Potassium Aluminum Silicate (Microcline)
Unakite
Epidotized Granite
Blue Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
Peacock Ore (Bornite/Chalcopyrite)
Bornite (Cu5FeS4) or Chalcopyrite (CuFeS2)
Sodalite
Sodalite (Na8Al6Si6O24Cl2)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Quartz / Citrine Quartz
Silicon Dioxide (SiO2)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Yellow Quartz
Silicon Dioxide (SiO2)
Labradorite
(Ca, Na)(Al, Si)4O8
Beryl (Aquamarine)
Beryllium Aluminum Cyclosilicate (Be3Al2Si6O18)
Sodalite
Chloric sodium aluminum silicate (Na8(Al6Si6O24)Cl2)
Sodalite
Na8(Al6Si6O24)Cl2
Biotite Schist
Biotite Schist (predominantly K(Mg,Fe)3AlSi3O10(OH,F)2)
Anyolite (Ruby in Zoisite)
Zoisite with inclusions of Hornblende and Ruby (Ca2Al3(SiO4)3(OH))
Black Tourmaline
Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
Muscovite Mica
KAl2(AlSi3O10)(F,OH)2
Pink Lepidolite
Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)
Bronzite
Enstatite (var. Bronzite), (Mg,Fe)SiO3
Diorite (River Cobble)
Phaneritic Intermediate Plutonic Rock