Rock Identifier

Category

Metamorphic

Browse metamorphic specimens identified by the Rock Identifier community.

Learn about Metamorphic in the encyclopedia

Adinole

Amphibolite

Anthracite

Biotite Schist

Blueschist

Calc-Silicate Rock

Calc-Silicate Rock

Calc-schist

Cataclasite

Chlorite Schist

Chlorite Schist

Cipollino Marble

Cipollino Marble

Cordierite Hornfels

Cordierite Hornfels

Eclogite

Clear Quartz Crystal (Quartz (Silicon Dioxide - SiO2)) — mineral

Clear Quartz Crystal

Quartz (Silicon Dioxide - SiO2)

Quartzite (Quartzite (primarily SiO2)) — Metamorphic

Quartzite

Quartzite (primarily SiO2)

Quartz and Quartzite (Silicon Dioxide (SiO2)) — mineral

Quartz and Quartzite

Silicon Dioxide (SiO2)

Garnet (Garnet group [X3Y2(SiO4)3]) — mineral

Garnet

Garnet group [X3Y2(SiO4)3]

Muscovite Mica (Granitic Pegmatite) (Muscovite - KAl2(AlSi3O10)(OH)2) — mineral

Muscovite Mica (Granitic Pegmatite)

Muscovite - KAl2(AlSi3O10)(OH)2

Corundum (Ruby variety) (Aluminium oxide (Al2O3)) — mineral

Corundum (Ruby variety)

Aluminium oxide (Al2O3)

Blue Kyanite (Kyanite (Al2SiO5)) — mineral

Blue Kyanite

Kyanite (Al2SiO5)

Magnetite or Magnetic Iron Ore (Magnetite (Fe3O4)) — mineral

Magnetite or Magnetic Iron Ore

Magnetite (Fe3O4)

Graphite (Graphite (Native Carbon, C)) — Mineral

Graphite

Graphite (Native Carbon, C)

Rough Ruby (Corundum) in Zoisite Matrix (Al2O3 (Aluminum Oxide) with Ca2Al3(SiO4)3(OH)) — mineral

Rough Ruby (Corundum) in Zoisite Matrix

Al2O3 (Aluminum Oxide) with Ca2Al3(SiO4)3(OH)

Serpentinite (Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)3(Si, Al, Fe)2O5(OH)4) — metamorphic

Serpentinite

Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)3(Si, Al, Fe)2O5(OH)4

Clear Quartz (Silicon Dioxide (SiO2)) — mineral

Clear Quartz

Silicon Dioxide (SiO2)

Quartz (Milky/Clear Variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky/Clear Variety)

Silicon Dioxide (SiO2)

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

Yellow Quartz (Citrine Quartz)

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

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

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Ruby (or potential synthetic/imitation) (Corundum (Al2O3)) — gemstone

Ruby (or potential synthetic/imitation)

Corundum (Al2O3)

Dyed Agate (Microcrystalline Quartz (SiO2) with artificial pigment) — sedimentary

Dyed Agate

Microcrystalline Quartz (SiO2) with artificial pigment

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

Black Tourmaline (Schorl)

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

Rough Sapphire (possibly Yellow/Green Corundum) (Corundum (Al2O3)) — mineral

Rough Sapphire (possibly Yellow/Green Corundum)

Corundum (Al2O3)

Aventurine (Silicon Dioxide (SiO2) with inclusions of Fuchsite) — mineral

Aventurine

Silicon Dioxide (SiO2) with inclusions of Fuchsite

Aventurine Quartz (Silicon Dioxide with Fuchsite inclusions (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)) — mineral

Aventurine Quartz

Silicon Dioxide with Fuchsite inclusions (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)

Clear Quartz (Silicon dioxide (SiO2)) — mineral

Clear Quartz

Silicon dioxide (SiO2)

Quartz Crystal Fragment (Silicon Dioxide (SiO2)) — mineral

Quartz Crystal Fragment

Silicon Dioxide (SiO2)

Green Aventurine (Silicon Dioxide (Quartz variety) with Fuchsite inclusions (SiO2 + K(Al,Cr)2(AlSi3O10)(OH)2)) — mineral

Green Aventurine

Silicon Dioxide (Quartz variety) with Fuchsite inclusions (SiO2 + K(Al,Cr)2(AlSi3O10)(OH)2)

Serpentinite (Serpentinite (composed primarily of Serpentine group minerals (Mg, Fe, Ni, Al, Zn, Mn)2-3(Si, Al, Fe)2O5(OH)4)) — metamorphic

Serpentinite

Serpentinite (composed primarily of Serpentine group minerals (Mg, Fe, Ni, Al, Zn, Mn)2-3(Si, Al, Fe)2O5(OH)4)

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

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Quartz (Iron-stained) (Silicon Dioxide (SiO2)) — mineral

Quartz (Iron-stained)

Silicon Dioxide (SiO2)

Milky Quartz with Matrix (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz with Matrix

Quartz (Silicon Dioxide, SiO2)

Quartz (Iron-stained) (Silicon Dioxide (SiO2)) — mineral

Quartz (Iron-stained)

Silicon Dioxide (SiO2)

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

Yellow Quartz Pebble

Silicon Dioxide (SiO2)

Sodalite (Sodalite (Na8Al6Si6O24Cl2)) — mineral

Sodalite

Sodalite (Na8Al6Si6O24Cl2)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Emerald in Matrix (Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities) — gemstone

Emerald in Matrix

Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities

Citrine (Silicon dioxide (SiO2)) — mineral

Citrine

Silicon dioxide (SiO2)

Blue Quartz (Quartz (Silicon Dioxide) with inclusions, SiO2) — mineral

Blue Quartz

Quartz (Silicon Dioxide) with inclusions, SiO2

Amazonite (Microcline (K(AlSi3O8))) — mineral

Amazonite

Microcline (K(AlSi3O8))

Amazonite (Potassium Feldspar (KAlSi3O8)) — mineral

Amazonite

Potassium Feldspar (KAlSi3O8)

Blue Apatite (Apatite - Ca5(PO4)3(F,Cl,OH)) — mineral

Blue Apatite

Apatite - Ca5(PO4)3(F,Cl,OH)

Green Aventurine (Silicon Dioxide (SiO2) with inclusions of Fuchsite mica) — mineral

Green Aventurine

Silicon Dioxide (SiO2) with inclusions of Fuchsite mica

Orthoclase Feldspar (KAlSi3O8 (Potassium Aluminum Silicate)) — mineral

Orthoclase Feldspar

KAlSi3O8 (Potassium Aluminum Silicate)