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

Red Garnet (Almandine and Pyrope (Silicate minerals: Fe3Al2(SiO4)3 and Mg3Al2(SiO4)3)) — mineral

Red Garnet

Almandine and Pyrope (Silicate minerals: Fe3Al2(SiO4)3 and Mg3Al2(SiO4)3)

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

Cloud Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Milky Quartz (with Iron Oxide staining) (Quartz (Silicon Dioxide - SiO2)) — mineral

Milky Quartz (with Iron Oxide staining)

Quartz (Silicon Dioxide - SiO2)

Shale (Shale (comprised mostly of clay minerals and quartz)) — sedimentary

Shale

Shale (comprised mostly of clay minerals and quartz)

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

Cloudy Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Quartz with Mica (Schist/Pegmatite fragment) (Silicon Dioxide (SiO2) with Phyllosilicates (KAl2(AlSi3O10)(OH)2)) — igneous/metamorphic

Quartz with Mica (Schist/Pegmatite fragment)

Silicon Dioxide (SiO2) with Phyllosilicates (KAl2(AlSi3O10)(OH)2)

igneous/metamorphic

Milky Quartz (Water-worn Pebble) (Silicon Dioxide (SiO2)) — mineral

Milky Quartz (Water-worn Pebble)

Silicon Dioxide (SiO2)

Quartz with Chalcopyrite (Silicon Dioxide (SiO2) with Copper Iron Sulfide (CuFeS2)) — mineral

Quartz with Chalcopyrite

Silicon Dioxide (SiO2) with Copper Iron Sulfide (CuFeS2)

Tanzanite (Blue Zoisite (Ca2Al3(SiO4)(Si2O7)O(OH))) — mineral

Tanzanite

Blue Zoisite (Ca2Al3(SiO4)(Si2O7)O(OH))

Quartz Vein (Iron-stained) (Silicon Dioxide (SiO2) with limonite/hematite staining) — mineral

Quartz Vein (Iron-stained)

Silicon Dioxide (SiO2) with limonite/hematite staining

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

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

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

Quartz (Milky or White Quartz)

Silicon Dioxide (SiO2)

Lapis Lazuli (Lazurite-rich metamorphic rock ((Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)) — metamorphic

Lapis Lazuli

Lazurite-rich metamorphic rock ((Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)

Lapis Lazuli (Low Grade) (Lazurite-rich metamorphic rock ((Na,Ca)8(AlSiO4)6(SO4,S,Cl,OH)2)) — metamorphic

Lapis Lazuli (Low Grade)

Lazurite-rich metamorphic rock ((Na,Ca)8(AlSiO4)6(SO4,S,Cl,OH)2)

Lapis Lazuli (Lazurite-rich metamorphic rock (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2) — metamorphic

Lapis Lazuli

Lazurite-rich metamorphic rock (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2

Schist (Chlorite/Mica Schist) — metamorphic

Schist

Chlorite/Mica Schist

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Yellow Jade (Nephrite or Jadeite) (Nephrite: Ca2(Mg,Fe)5Si8O22(OH)2 or Jadeite: NaAlSi2O6) — metamorphic

Yellow Jade (Nephrite or Jadeite)

Nephrite: Ca2(Mg,Fe)5Si8O22(OH)2 or Jadeite: NaAlSi2O6

Green Aventurine (Silicon Dioxide with Fuchsite (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)) — metamorphic

Green Aventurine

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

Pyrite (Fool's Gold) (Iron Sulfide (FeS2)) — mineral

Pyrite (Fool's Gold)

Iron Sulfide (FeS2)

Heliodor (Yellow Beryl) (Beryl (Be3Al2Si6O18 with iron impurities)) — gemstone

Heliodor (Yellow Beryl)

Beryl (Be3Al2Si6O18 with iron impurities)

Green Aventurine (Silicon Dioxide (Quartz with Fuchsite inclusions), SiO2) — mineral

Green Aventurine

Silicon Dioxide (Quartz with Fuchsite inclusions), SiO2

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

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

Green Aventurine

Silicon Dioxide (SiO2) with Fuchsite inclusions

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

Quartz Crystal Cluster

Silicon Dioxide (SiO2)

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

Green Aventurine

SiO2 (Silicon Dioxide) with Fuchsite inclusions

Magnetite (Lodestone variant potential) (Magnetite (Fe3O4)) — mineral

Magnetite (Lodestone variant potential)

Magnetite (Fe3O4)

Anthracite Coal (Anthracite) — sedimentary

Anthracite Coal

Anthracite

Sunstone (Feldspar) ((Ca,Na)((Al,Si)2Si2O8) with inclusions of Hematite or Goethite) — mineral

Sunstone (Feldspar)

(Ca,Na)((Al,Si)2Si2O8) with inclusions of Hematite or Goethite

Blue Calcite (Calcium Carbonate (CaCO3)) — mineral

Blue Calcite

Calcium Carbonate (CaCO3)

Moonstone (Tumbled) (Orthoclase (Potassium Feldspar) - (K,Na)AlSi3O8) — mineral

Moonstone (Tumbled)

Orthoclase (Potassium Feldspar) - (K,Na)AlSi3O8

Pyrite (Fool's Gold) (Iron Sulfide (FeS2)) — mineral

Pyrite (Fool's Gold)

Iron Sulfide (FeS2)

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

Serpentinite

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

Orange Calcite (Calcium Carbonate (CaCO3)) — mineral

Orange Calcite

Calcium Carbonate (CaCO3)

Clear Quartz (Silicon Dioxide (SiO2)) — mineral

Clear Quartz

Silicon Dioxide (SiO2)

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

Magnetite (Iron Ore)

Magnetite (Fe3O4)

Clear Quartz (Silicon Dioxide (SiO2)) — mineral

Clear Quartz

Silicon Dioxide (SiO2)

Pyrite (Iron Disulfide (FeS2)) — mineral

Pyrite

Iron Disulfide (FeS2)

Ruby (varietal of Corundum) (Corundum (Al2O3:Cr)) — gemstone

Ruby (varietal of Corundum)

Corundum (Al2O3:Cr)

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Rhodonite (Rhodonite (Manganese Iron Magnesium Calcium Silicate - (Mn,Fe,Mg,Ca)SiO3)) — mineral

Rhodonite

Rhodonite (Manganese Iron Magnesium Calcium Silicate - (Mn,Fe,Mg,Ca)SiO3)