Rock Identifier

Category

Sedimentary And Igneous (Mixed)

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

Diorite (Phaneritic Intermediate Plutonic Rock (Diorite)) — igneous

Diorite

Phaneritic Intermediate Plutonic Rock (Diorite)

Basalt (Basalt (Aphanitic Mafic Igneous Rock)) — igneous

Basalt

Basalt (Aphanitic Mafic Igneous Rock)

Graphic Granite (Graphic Granite (variety of Pegmatite)) — igneous

Graphic Granite

Graphic Granite (variety of Pegmatite)

Vesicular Basalt (Vesicular Basalt (rich in silicate minerals mostly Plagioclase and Pyroxene)) — igneous

Vesicular Basalt

Vesicular Basalt (rich in silicate minerals mostly Plagioclase and Pyroxene)

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

Granite

Granite (composed primarily of Quartz, Feldspar, and Mica)

Diorite (Diorite (an intrusive igneous rock)) — igneous

Diorite

Diorite (an intrusive igneous rock)

Pink Granite (Phaneritic Felsic Igneous Rock (composed primarily of K-feldspar, Quartz, and Biotite)) — igneous

Pink Granite

Phaneritic Felsic Igneous Rock (composed primarily of K-feldspar, Quartz, and Biotite)

Peridotite (Olivine/Peridot) (Peridotite: (Mg,Fe)2SiO4 (Olivine-rich ultramafic rock)) — igneous

Peridotite (Olivine/Peridot)

Peridotite: (Mg,Fe)2SiO4 (Olivine-rich ultramafic rock)

Basalt (Basalt) — igneous

Basalt

Basalt

Basalt (Basalt (Mafic Extrusive)) — igneous

Basalt

Basalt (Mafic Extrusive)

Scoria (Lava Rock) (Scoria (vesicular basaltic rock)) — igneous

Scoria (Lava Rock)

Scoria (vesicular basaltic rock)

Basalt (Basalt) — igneous

Basalt

Basalt

Granite (Granite (Phaneritic Igneous Rock)) — igneous

Granite

Granite (Phaneritic Igneous Rock)

Basalt (Basalt (Mafic Extrusive)) — igneous

Basalt

Basalt (Mafic Extrusive)

Granite (Granite (Silicic Plutonic Rock)) — igneous

Granite

Granite (Silicic Plutonic Rock)

Dyed Dalmatian Jasper (Dalmatian Stone) (Perthitic Feldspar with Arfvedsonite inclusions) — igneous

Dyed Dalmatian Jasper (Dalmatian Stone)

Perthitic Feldspar with Arfvedsonite inclusions

Vesicular Basalt (Scoria) (Vesicular Basalt) — igneous

Vesicular Basalt (Scoria)

Vesicular Basalt

Granite (Granite) — igneous

Granite

Granite

Granite (Granite) — igneous

Granite

Granite

Tumbled Obsidian (Volcanic Glass (Silicon Dioxide)) — igneous

Tumbled Obsidian

Volcanic Glass (Silicon Dioxide)

Porphyritic Basalt (Chinese Writing Stone) (Porphyritic Basalt with Feldspar Phenocrysts) — igneous

Porphyritic Basalt (Chinese Writing Stone)

Porphyritic Basalt with Feldspar Phenocrysts

Granite (Granite (Phaneritic igneous rock)) — igneous

Granite

Granite (Phaneritic igneous rock)

Granite (Alkali-feldspar Granite) (Granite (composed primarily of Quartz, K-Feldspar, and Plagioclase)) — Igneous

Granite (Alkali-feldspar Granite)

Granite (composed primarily of Quartz, K-Feldspar, and Plagioclase)

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

Pink Granite (River Pebble)

Phaneritic Felsic Igneous Rock

Smoky Quartz and Feldspar Pegmatite (Granitic Pegmatite (chiefly SiO2 and KAlSi3O8)) — igneous

Smoky Quartz and Feldspar Pegmatite

Granitic Pegmatite (chiefly SiO2 and KAlSi3O8)

Snowflake Obsidian (Flower Jasper variant) (Vitreous volcanic silicate with cristobalite inclusions) — igneous

Snowflake Obsidian (Flower Jasper variant)

Vitreous volcanic silicate with cristobalite inclusions

Granite (Phaneritic Felsic Igneous Rock) — igneous

Granite

Phaneritic Felsic Igneous Rock

Granodiorite (Granodiorite (intermediate intrusive igneous rock)) — igneous

Granodiorite

Granodiorite (intermediate intrusive igneous rock)

Granite (Phaneritic Felsic Igneous Rock) — igneous

Granite

Phaneritic Felsic Igneous Rock

Granite (Granite (Phaneritic Igneous Rock)) — igneous

Granite

Granite (Phaneritic Igneous Rock)

Granite (Granite (Felsic Plutonic Rock)) — igneous

Granite

Granite (Felsic Plutonic Rock)

Granitic Pegmatite with Schorl Tourmaline (Granitic Pegmatite (Schorl: NaFe3Al6(BO3)3Si6O18(OH)4)) — igneous

Granitic Pegmatite with Schorl Tourmaline

Granitic Pegmatite (Schorl: NaFe3Al6(BO3)3Si6O18(OH)4)

Tektite (Indochinite) (Tektite (Amorphous Meteoritic Glass)) — igneous

Tektite (Indochinite)

Tektite (Amorphous Meteoritic Glass)

Granite (Granite (Mainly Quartz, Alkali Feldspar, and Plagioclase)) — igneous

Granite

Granite (Mainly Quartz, Alkali Feldspar, and Plagioclase)

Granite (Phaneritic Igneous Rock (Granitic)) — igneous

Granite

Phaneritic Igneous Rock (Granitic)

Granite (Phaneritic Igneous Rock (primarily Quartz, Feldspar, and Mica)) — igneous

Granite

Phaneritic Igneous Rock (primarily Quartz, Feldspar, and Mica)

Basalt with vesicles (Amygdaloidal Basalt) (Amygdaloidal Basalt (predominantly Plagioclase and Pyroxene)) — igneous

Basalt with vesicles (Amygdaloidal Basalt)

Amygdaloidal Basalt (predominantly Plagioclase and Pyroxene)

Pegmatite with Muscovite (Granitic Pegmatite (KAl2(AlSi3O10)(OH)2)) — igneous

Pegmatite with Muscovite

Granitic Pegmatite (KAl2(AlSi3O10)(OH)2)

Granite (Granite (Felsic Plutonic Rock)) — igneous

Granite

Granite (Felsic Plutonic Rock)

Apache Tear (Obsidian (Hydrated Silica / Amorphous Volcanic Glass)) — igneous

Apache Tear

Obsidian (Hydrated Silica / Amorphous Volcanic Glass)

Granodiorite (Phaneritic Granodiorite) — igneous

Granodiorite

Phaneritic Granodiorite

Granite (Granite (composed primarily of Quartz SiO2, Feldspar KAlSi3O8 – NaAlSi3O8 – CaAl2Si2O8, and Mica)) — Igneous

Granite

Granite (composed primarily of Quartz SiO2, Feldspar KAlSi3O8 – NaAlSi3O8 – CaAl2Si2O8, and Mica)