Mixed (Sedimentary, Igneous, And Metamorphic)

Browse mixed (sedimentary, igneous, and metamorphic) specimens identified by the Rock Identifier community.

Healer's Gold (Pyrite and Magnetite in Schist)

Magnetite (Fe3O4) and Pyrite (FeS2) in Mica Schist

metamorphic

Gneiss

metamorphic

Nephrite Jade

Nephrite (Ca2(Mg, Fe)5Si8O22(OH)2)

metamorphic

Graphite

Graphite (Chemical Formula: C)

Mineral (Native Element)

Gneiss

Gneiss (High-grade metamorphic rock)

metamorphic

Gneiss (Metamorphic Rock)

Gneiss

metamorphic

Almandine Garnet

Almandine [Fe3Al2(SiO4)3]

mineral

Yellow Quartz (Citrine or Quartz Crystal with Iron Inclusions)

Silicon Dioxide (SiO2)

mineral

Granite Gneiss

Granitic Gneiss

Metamorphic

Gneiss

Gneiss (High-grade metamorphic rock)

metamorphic

Gneiss

metamorphic

Gneiss (specifically Banded Gneiss)

Gneiss

metamorphic

Gneiss (Cobble)

Gneiss

metamorphic

Gneiss

Gneiss (High-grade metamorphic rock)

metamorphic

Banded Gneiss

Gneiss (Metamorphic high-grade, predominantly SiO2, Al2O3, K2O, Na2O)

metamorphic

Gneiss (specifically Micaceous Gneiss)

Gneiss (High-grade Regional Metamorphic Rock)

metamorphic

Pyrite

Iron Disulfide (FeS2)

mineral

Quartz

Silicon dioxide (SiO2)

mineral

Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

mineral

Quartz

SiO2 (Silicon Dioxide)

mineral

Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

mineral

Milky Quartz

Silicon Dioxide (SiO2)

mineral

Milky Quartz

Silicon Dioxide (SiO2)

mineral

Clear Quartz

Silicon Dioxide (SiO2)

mineral

Pyrite

Iron Sulfide (FeS2)

mineral

Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

mineral

Clear Quartz

Silicon Dioxide (SiO2)

mineral

Milky Quartz with Iron Staining

Quartz (Silicon Dioxide, SiO2)

mineral

Pyrite

Iron Sulfide (FeS2)

mineral

Quartz

Silicon Dioxide (SiO2)

mineral

Clear Quartz Crystal

Silicon Dioxide (SiO2)

mineral

Garnet (Almandine/Pyrope variety)

Silicate mineral group; typically Fe3Al2(SiO4)3 (Almandine) or Mg3Al2(SiO4)3 (Pyrope)

mineral

Pyrite

Iron Sulfide (FeS2)

mineral

Pyrite (Fool's Gold)

Iron Sulfide (FeS2)

mineral

Pyrite

Iron Disulfide (FeS2)

mineral

Quartz (Milky/Smoky variety)

Silicon Dioxide (SiO2)

mineral

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

mineral

Quartz (Grain/Fragment)

Silicon Dioxide (SiO2)

mineral

Quartz (Milky/Common)

Quartz (Silicon Dioxide, SiO2)

mineral

Quartz (specifically Milky or Clear Quartz)

Silicon Dioxide (SiO2)

mineral

Pyrite

Iron Sulfide (FeS2)

mineral

Pyrite

Iron Sulfide (FeS2)

mineral