Rock Identifier

Category

Mixed: Igneous And Sedimentary

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

Obsidian (Apache Tear) (Obsidian / Amorphous Volcanic Glass (main component: SiO2)) — igneous

Obsidian (Apache Tear)

Obsidian / Amorphous Volcanic Glass (main component: SiO2)

Iron Meteorite (likely Chondrite or Iron-Nickel fragment) (Siderite (Iron Meteorite), primarily Fe-Ni (Iron-Nickel) alloy) — igneous

Iron Meteorite (likely Chondrite or Iron-Nickel fragment)

Siderite (Iron Meteorite), primarily Fe-Ni (Iron-Nickel) alloy

Obsidian (Obsidian (Volcanic Glass)) — igneous

Obsidian

Obsidian (Volcanic Glass)

Granite (Granite (composed primarily of Quartz, Alkali Feldspar, and Plagioclase)) — igneous

Granite

Granite (composed primarily of Quartz, Alkali Feldspar, and Plagioclase)

Granite (Phaneritic Felsic Igneous Rock) — igneous

Granite

Phaneritic Felsic Igneous Rock

Snowflake Obsidian (Obsidian with Cristobalite inclusions (Amorphous SiO2 + SiO2 inclusions)) — igneous

Snowflake Obsidian

Obsidian with Cristobalite inclusions (Amorphous SiO2 + SiO2 inclusions)

Feldspar-rich Granite (Pink Granite) (Phaneritic Felsic Igneous Rock) — igneous

Feldspar-rich Granite (Pink Granite)

Phaneritic Felsic Igneous Rock

Granite (Phaneritic Felsic Igneous Rock (Granite)) — igneous

Granite

Phaneritic Felsic Igneous Rock (Granite)

Quartz with Mica (Pegmatite) (Quartz (SiO2) and Muscovite (KAl2(AlSi3O10)(OH)2)) — igneous

Quartz with Mica (Pegmatite)

Quartz (SiO2) and Muscovite (KAl2(AlSi3O10)(OH)2)

Pink Granite (Phaneritic Felsic Igneous Rock (Granite)) — igneous

Pink Granite

Phaneritic Felsic Igneous Rock (Granite)

Scoria (Lava Rock) (Mafic Vesicular Volcanic Rock) — igneous

Scoria (Lava Rock)

Mafic Vesicular Volcanic Rock

Granite (Course-grained intrusive igneous rock) — igneous

Granite

Course-grained intrusive igneous rock

Granite (Phaneritic Felsic Igneous Rock) — igneous

Granite

Phaneritic Felsic Igneous Rock

Pink Granite (Granite (Phaneritic igneous rock rich in Alkali Feldspar and Quartz)) — igneous

Pink Granite

Granite (Phaneritic igneous rock rich in Alkali Feldspar and Quartz)

Lava Rock with Fabric Impression (Scoria or Basalt with anthropogenic impressions) — igneous

Lava Rock with Fabric Impression

Scoria or Basalt with anthropogenic impressions

Porphyry (Flower Stone) (Porphyritic Basalt or Andesite) — igneous

Porphyry (Flower Stone)

Porphyritic Basalt or Andesite

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)

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

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

Chondrite Meteorite

L or H type Ordinary Chondrite

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)