Rock Identifier

Category

Igneous And Sedimentary Mixture

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

Granite (Granite (Felsic Plutonic Rock)) — igneous

Granite

Granite (Felsic Plutonic Rock)

Snowflake Obsidian (Volcanic Glass with Spherulite Inclusions (70-75% SiO2)) — igneous

Snowflake Obsidian

Volcanic Glass with Spherulite Inclusions (70-75% SiO2)

Pink Granite (Phaneritic Felsic Igneous Rock) — igneous

Pink Granite

Phaneritic Felsic Igneous Rock

Mahogany Obsidian (Volcanic Glass with Hematite or Magnetite inclusions (SiO2 + Fe2O3)) — igneous

Mahogany Obsidian

Volcanic Glass with Hematite or Magnetite inclusions (SiO2 + Fe2O3)

Chondrite Meteorite (L3 Chondrite (Unequilibrated Ordinary Chondrite)) — igneous

Chondrite Meteorite

L3 Chondrite (Unequilibrated Ordinary Chondrite)

Dalmatian Stone (Dalmatian Jasper) (Peralkaline Quartz-Feldspar Porphyry with Arfvedsonite) — igneous

Dalmatian Stone (Dalmatian Jasper)

Peralkaline Quartz-Feldspar Porphyry with Arfvedsonite

Granite (Phaneritic Felsic Intrusive Igneous Rock) — igneous

Granite

Phaneritic Felsic Intrusive Igneous Rock

Green Porphyry (Flowerstone) (Porphyritic Andesite or Basalt) — igneous

Green Porphyry (Flowerstone)

Porphyritic Andesite or Basalt

Granite (Plutonic felsic igneous rock) — igneous

Granite

Plutonic felsic igneous rock

Chondrite Meteorite (L or H type Ordinary Chondrite) — igneous

Chondrite Meteorite

L or H type Ordinary Chondrite

Granitic Quartz or Pegmatite (Quartz with Orthoclase Feldspar (SiO2 + KAlSi3O8)) — igneous

Granitic Quartz or Pegmatite

Quartz with Orthoclase Feldspar (SiO2 + KAlSi3O8)

Pumice (Vesicular volcanic glass (primarily SiO2)) — igneous

Pumice

Vesicular volcanic glass (primarily SiO2)

Obsidian (Volcanic Glass (SiO2)) — igneous

Obsidian

Volcanic Glass (SiO2)

Granite (Phaneritic Igneous Rock (Granite)) — igneous

Granite

Phaneritic Igneous Rock (Granite)

Granite (Granite (Felsic Plutonic Rock)) — igneous

Granite

Granite (Felsic Plutonic Rock)

Granite (Phaneritic Granocrystalline Igneous Rock) — igneous

Granite

Phaneritic Granocrystalline Igneous Rock

Granite (Phaneritic Plutonic Felsic Rock (primarily Quartz (SiO2), Alkali Feldspar, and Plagioclase Feldspar)) — igneous

Granite

Phaneritic Plutonic Felsic Rock (primarily Quartz (SiO2), Alkali Feldspar, and Plagioclase Feldspar)

Granite (Phaneritic Felsic Intrusive Igneous Rock) — igneous

Granite

Phaneritic Felsic Intrusive Igneous Rock

Granite (Granite (Mainly Quartz SiO2, Feldspar KAlSi3O8, and Mica KAl2(AlSi3O10)(OH)2)) — Igneous

Granite

Granite (Mainly Quartz SiO2, Feldspar KAlSi3O8, and Mica KAl2(AlSi3O10)(OH)2)

Olivine in Basalt (Peridotite Xenolith) (Forsterite-rich Olivine (Mg2SiO4) in Aphanitic Basalt) — igneous

Olivine in Basalt (Peridotite Xenolith)

Forsterite-rich Olivine (Mg2SiO4) in Aphanitic Basalt

Granite (Phaneritic Felsic Igneous Rock (primarily SiO2, Al2O3, K2O, Na2O)) — igneous

Granite

Phaneritic Felsic Igneous Rock (primarily SiO2, Al2O3, K2O, Na2O)

Granite (Phaneritic Igneous Rock (composed mostly of Quartz, Feldspar, and Mica)) — igneous

Granite

Phaneritic Igneous Rock (composed mostly of Quartz, Feldspar, and Mica)

Apache Tear (Hydrated Obsidian (Natural Volcanic Glass)) — igneous

Apache Tear

Hydrated Obsidian (Natural Volcanic Glass)

Obsidian (Volcanic Glass (comprised primarily of SiO2)) — Igneous

Obsidian

Volcanic Glass (comprised primarily of SiO2)

Apache Tear (Obsidian (Volcanic Glass), SiO2 + MgO, Fe3O4) — igneous

Apache Tear

Obsidian (Volcanic Glass), SiO2 + MgO, Fe3O4

Granite (Granite (composition of Quartz, Feldspar, and Mica)) — igneous

Granite

Granite (composition of Quartz, Feldspar, and Mica)

Granite (Phaneritic Felsic Igneous Rock (primarily Quartz, Alkali Feldspar, and Plagioclase)) — igneous

Granite

Phaneritic Felsic Igneous Rock (primarily Quartz, Alkali Feldspar, and Plagioclase)

Granite (Granite) — igneous

Granite

Granite

Granite (Granite (Felsic Plutonic Rock)) — igneous

Granite

Granite (Felsic Plutonic Rock)

Apache Tears (Obsidian) (Hydrated Volcanic Glass (Amorphous SiO2 + H2O)) — igneous

Apache Tears (Obsidian)

Hydrated Volcanic Glass (Amorphous SiO2 + H2O)

Gold Ore (Auriferous Quartz and Sulfide Mineralization in Host Rock) — igneous

Gold Ore

Auriferous Quartz and Sulfide Mineralization in Host Rock

Amygdaloidal Rhyolite (Rhyolite (felsic volcanic rock) with amygdules) — igneous

Amygdaloidal Rhyolite

Rhyolite (felsic volcanic rock) with amygdules

Vesicular Basalt (Iron-rich) (Scoriaceous Basalt / Oxidized Vesicular Basalt) — igneous

Vesicular Basalt (Iron-rich)

Scoriaceous Basalt / Oxidized Vesicular Basalt

Obsidian (Black Obsidian) (Volcanic Glass (Primary composition: SiO2 - Silicon Dioxide)) — igneous

Obsidian (Black Obsidian)

Volcanic Glass (Primary composition: SiO2 - Silicon Dioxide)

Granite Pebble (Salt and Pepper Granite) (Phaneritic Felsic Igneous Rock (primarily Quartz, Feldspar, and Biotite/Amphibole)) — igneous

Granite Pebble (Salt and Pepper Granite)

Phaneritic Felsic Igneous Rock (primarily Quartz, Feldspar, and Biotite/Amphibole)

Granite porphyry (Porphyritic Granite) — igneous

Granite porphyry

Porphyritic Granite

Pegmatite (Coarse-grained Igneous Rock (Granitic Pegmatite)) — igneous

Pegmatite

Coarse-grained Igneous Rock (Granitic Pegmatite)

Diorite (Phaneritic Intermediate Igneous Rock) — igneous

Diorite

Phaneritic Intermediate Igneous Rock

Granite (Phaneritic plutonic rock (Quartz, Feldspar, Mica)) — igneous

Granite

Phaneritic plutonic rock (Quartz, Feldspar, Mica)

Granite (Phaneritic plutonic felsic rock) — igneous

Granite

Phaneritic plutonic felsic rock

Diorite (Diorite (Intermediate intrusive igneous rock)) — igneous

Diorite

Diorite (Intermediate intrusive igneous rock)

Basalt (Extrusive mafic igneous rock) — igneous

Basalt

Extrusive mafic igneous rock