Rock Identifier

Category

Mixed (Sedimentary, Igneous, And Metamorphic)

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

Learn about Mixed (Sedimentary, Igneous, And Metamorphic) in the encyclopedia

Migmatite

Carbonatite

Conglomerate

Cordierite Hornfels

Cordierite Hornfels

Quartzite Sandstone

Quartzite Sandstone

Metabasalt

Eulysite

Breccia

Ironstone

Anthracite

Turbidite

Metaquartzite

Pyrite (Iron Pyrite (FeS2)) — mineral

Pyrite

Iron Pyrite (FeS2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Pink Feldspar (Potassium Feldspar (Microcline or Orthoclase), KAlSi3O8) — mineral

Pink Feldspar

Potassium Feldspar (Microcline or Orthoclase), KAlSi3O8

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Orange Calcite (Calcium Carbonate (CaCO3)) — mineral

Orange Calcite

Calcium Carbonate (CaCO3)

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

Clear Quartz Crystal

Silicon Dioxide (SiO2)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

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

Clear Quartz / Rock Crystal

Silicon Dioxide (SiO2)

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

Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

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

Clear Quartz (Rock Crystal)

Crystalline Silicon Dioxide (SiO2)

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

Blue Apatite

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

Clear Quartz (Silicon Dioxide (SiO2)) — mineral

Clear Quartz

Silicon Dioxide (SiO2)

Quartz (Milky/Crystalline variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky/Crystalline variety)

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

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

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Quartz Mineral (Silicon Dioxide (SiO2)) — mineral

Quartz Mineral

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz Fragment (Silicon Dioxide (SiO2)) — mineral

Quartz Fragment

Silicon Dioxide (SiO2)

Quartz (Silicon dioxide (SiO2)) — Mineral

Quartz

Silicon dioxide (SiO2)

Calcite (Calcium Carbonate (CaCO3)) — mineral

Calcite

Calcium Carbonate (CaCO3)

Garnet-bearing granite or pegmatitic granitic rock (Coarse-grained granitoid, likely granite or pegmatite, composed mainly of quartz and feldspar with almandine/spessartine garnet and dark biotite or amphibole) — igneous

Garnet-bearing granite or pegmatitic granitic rock

Coarse-grained granitoid, likely granite or pegmatite, composed mainly of quartz and feldspar with almandine/spessartine garnet and dark biotite or amphibole

Milky quartz (rough crystal) (Quartz, silicon dioxide (SiO₂)) — mineral

Milky quartz (rough crystal)

Quartz, silicon dioxide (SiO₂)

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

Quartz (Milky/Clear variety)

Silicon Dioxide (SiO2)

Magnetite / Hematite mix (Iron Ore) (Fe3O4 (Magnetite) / Fe2O3 (Hematite)) — mineral

Magnetite / Hematite mix (Iron Ore)

Fe3O4 (Magnetite) / Fe2O3 (Hematite)

Magnetite (Lodestone) (Magnetite (Fe3O4)) — mineral

Magnetite (Lodestone)

Magnetite (Fe3O4)

Muscovite Mica (Muscovite / KAl2(AlSi3O10)(OH)2) — mineral

Muscovite Mica

Muscovite / KAl2(AlSi3O10)(OH)2

Quartz (Engineered Quartz Surface) (Silicon Dioxide (SiO2) based composite) — mineral (man-made composite)

Quartz (Engineered Quartz Surface)

Silicon Dioxide (SiO2) based composite

mineral (man-made composite)

Hematite (Iron(III) oxide (Fe2O3)) — mineral

Hematite

Iron(III) oxide (Fe2O3)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Dalmatian Stone (Dalmatian Jasper (a misnomer) / Perthitic Igneous Rock) — igneous

Dalmatian Stone

Dalmatian Jasper (a misnomer) / Perthitic Igneous Rock

Azurite Malachite (Mixed) (Azurite-Malachite; Azurite: Cu3(CO3)2(OH)2 / Malachite: Cu2CO3(OH)2) — mineral

Azurite Malachite (Mixed)

Azurite-Malachite; Azurite: Cu3(CO3)2(OH)2 / Malachite: Cu2CO3(OH)2

Pyrite (Iron Pyrite (FeS2)) — Mineral

Pyrite

Iron Pyrite (FeS2)

Gneiss and Igneous Rock Collection (Foliated Metamorphic Rock (Gneiss) / Igneous Rocks) — metamorphic

Gneiss and Igneous Rock Collection

Foliated Metamorphic Rock (Gneiss) / Igneous Rocks

Hematite (Iron(III) oxide (Fe2O3)) — Mineral

Hematite

Iron(III) oxide (Fe2O3)

Rhyolitic Tuff (Breccia Type) (Rhyolitic Pyroclastic Rock (Mixed Silicates including Quartz, Feldspar, and Volcanic Glass)) — igneous

Rhyolitic Tuff (Breccia Type)

Rhyolitic Pyroclastic Rock (Mixed Silicates including Quartz, Feldspar, and Volcanic Glass)

Likely quartz fragment (Quartz (silicon dioxide, SiO₂), possibly milky quartz or quartz-rich rock) — mineral

Likely quartz fragment

Quartz (silicon dioxide, SiO₂), possibly milky quartz or quartz-rich rock

Quartz (likely a form of massive or vein quartz) (Quartz (SiO₂)) — Mineral

Quartz (likely a form of massive or vein quartz)

Quartz (SiO₂)

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

Quartz (Milky or Cloudy Quartz)

Silicon Dioxide (SiO2)