Rock Identifier

Category

Mixed: Igneous And Sedimentary

Browse mixed: igneous and sedimentary specimens identified by the Rock Identifier community.

Learn about Mixed: Igneous And Sedimentary in the encyclopedia

Migmatite

Migmatite

Turbidite

Turbidite

Goldmanite

Goldmanite

Andesine

Andesine

Andalusite

Andalusite

Andesite

Andesite

Andamooka Opal

Andamooka Opal

Andradite Garnet

Andradite Garnet

Andesine-Labradorite

Andesine-Labradorite

Carbonatite

Carbonatite

Conglomerate

Conglomerate

Ironstone

Ironstone

Sandstone (Arenite (SiO2 principal)) — sedimentary

Sandstone

Arenite (SiO2 principal)

Sandstone (Picture Sandstone) (Arenite (primarily SiO2)) — sedimentary

Sandstone (Picture Sandstone)

Arenite (primarily SiO2)

Quartz (Druzy) (Silicon Dioxide (SiO2)) — mineral

Quartz (Druzy)

Silicon Dioxide (SiO2)

Chert (Jasper) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Jasper)

Silicon Dioxide (SiO2)

Chert / Flint (Silicon Dioxide (SiO2)) — sedimentary

Chert / Flint

Silicon Dioxide (SiO2)

Chert (Jasper/River Stone) (Silicon dioxide (SiO2) - Microcrystalline quartz) — sedimentary

Chert (Jasper/River Stone)

Silicon dioxide (SiO2) - Microcrystalline quartz

Chert (Jasper/Flint variety) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Jasper/Flint variety)

Silicon Dioxide (SiO2)

Chert (Jasper) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Jasper)

Microcrystalline Quartz (SiO2)

Ferruginous Chert (Microcrystalline Quartz (SiO2) with Iron Oxides) — sedimentary

Ferruginous Chert

Microcrystalline Quartz (SiO2) with Iron Oxides

Green Moss Agate (Silicon Dioxide with inclusions (SiO2 + Mn/Fe)) — sedimentary

Green Moss Agate

Silicon Dioxide with inclusions (SiO2 + Mn/Fe)

Greenstone (Greywacke or Nephrite Jade variant) (Metamorphosed mafic igneous or sedimentary rock (e.g., Actinolite-Chlorite Schist)) — metamorphic

Greenstone (Greywacke or Nephrite Jade variant)

Metamorphosed mafic igneous or sedimentary rock (e.g., Actinolite-Chlorite Schist)

Clear Quartz (or Rock Crystal) (Quartz (SiO₂ - Silicon Dioxide)) — Mineral

Clear Quartz (or Rock Crystal)

Quartz (SiO₂ - Silicon Dioxide)

Citrine (Silicon dioxide (SiO2)) — mineral

Citrine

Silicon dioxide (SiO2)

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

Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Pyrite in Quartz (Silicon Dioxide (SiO2) with Iron Sulfide (FeS2)) — mineral

Pyrite in Quartz

Silicon Dioxide (SiO2) with Iron Sulfide (FeS2)

Citrine Quartz (Silicon Dioxide (SiO2) with iron impurities) — mineral

Citrine Quartz

Silicon Dioxide (SiO2) with iron impurities

Biotite (Black Mica) (Biotite - K(Mg,Fe)3(AlSi3O10)(OH)2) — mineral

Biotite (Black Mica)

Biotite - K(Mg,Fe)3(AlSi3O10)(OH)2

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

Magnetite (or Magnetic Iron Ore)

Magnetite (Fe3O4)

Amethyst (Silicon Dioxide (SiO2) with iron impurities) — Mineral

Amethyst

Silicon Dioxide (SiO2) with iron impurities

Moonstone (Orthoclase (KAlSi3O8) with Albite (NaAlSi3O8) inclusions) — mineral

Moonstone

Orthoclase (KAlSi3O8) with Albite (NaAlSi3O8) inclusions

Yellow Quartz (Citrine or Iron-Stained Quartz) (Silicon Dioxide (SiO2)) — mineral

Yellow Quartz (Citrine or Iron-Stained Quartz)

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Citrine or Yellow Quartz (Silicon Dioxide (SiO2) with iron impurities) — mineral

Citrine or Yellow Quartz

Silicon Dioxide (SiO2) with iron impurities

Citrine (Silicon Dioxide (SiO2) with iron impurities) — mineral

Citrine

Silicon Dioxide (SiO2) with iron impurities

Amethyst (Variety of Quartz) (Silicon Dioxide (SiO2)) — mineral

Amethyst (Variety of Quartz)

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Greasy Quartz (likely carved Milky Quartz or Aventurine) (Silicon Dioxide (SiO2)) — mineral

Greasy Quartz (likely carved Milky Quartz or Aventurine)

Silicon Dioxide (SiO2)

Quartz (Iron-Stained or Milky Quartz) (Silicon Dioxide (SiO2)) — mineral

Quartz (Iron-Stained or Milky Quartz)

Silicon Dioxide (SiO2)

White Moonstone (Feldspar) (Potassium aluminum silicate (KAlSi3O8)) — mineral

White Moonstone (Feldspar)

Potassium aluminum silicate (KAlSi3O8)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

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

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Banded Gneiss with Quartz Vein (Gneiss containing SiO2 (Quartz) intrusion) — metamorphic

Banded Gneiss with Quartz Vein

Gneiss containing SiO2 (Quartz) intrusion

Gneiss (High-grade Metamorphic Rock) (Gneiss) — metamorphic

Gneiss (High-grade Metamorphic Rock)

Gneiss

Gneiss (Gneiss (High-grade Regional Metamorphic Rock)) — metamorphic

Gneiss

Gneiss (High-grade Regional Metamorphic Rock)

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

Quartz (Crystalline Cluster)

Silicon Dioxide (SiO2)

Biotite (Mica) (Biotite group (K(Mg,Fe)3AlSi3O10(F,OH)2)) — mineral

Biotite (Mica)

Biotite group (K(Mg,Fe)3AlSi3O10(F,OH)2)

Gneiss (High-grade regional metamorphic Gneiss) — metamorphic

Gneiss

High-grade regional metamorphic Gneiss

Hematite (Iron (III) Oxide, Fe2O3) — Mineral

Hematite

Iron (III) Oxide, Fe2O3

Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss

Gneiss (Foliated Metamorphic Gneiss) — metamorphic

Gneiss

Foliated Metamorphic Gneiss

Gneiss (Metamorphosed Pebble) (Gneiss with Quartz/Feldspar banding) — metamorphic

Gneiss (Metamorphosed Pebble)

Gneiss with Quartz/Feldspar banding

Biotite Schist (Biotite-rich Schist (K(Mg,Fe)3AlSi3O10(OH,F)2)) — metamorphic

Biotite Schist

Biotite-rich Schist (K(Mg,Fe)3AlSi3O10(OH,F)2)