Tumbled Ruby
Corundum (Al2O3:Cr)
gemstone
Category
Metamorphic Or Igneous With Mineral Inclusion
Browse metamorphic or igneous with mineral inclusion specimens identified by the Rock Identifier community.
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Milky Quartz with Iron Inclusions
Silicon Dioxide (SiO2)
mineral
Quartz with Mica inclusion
Silicon Dioxide (SiO2) with Muscovite/Biotite inclusions
igneous
Yellow Sapphire
Corundum (Al2O3)
gemstone
Yellow Sapphire
Corundum (Al2O3)
gemstone
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Peach Moonstone
Feldspar (KAlSi3O8) with inclusions
mineral
Quartz with inclusions
SiO2
mineral
Biotite-bearing granite or gneiss
Felsic granitoid; chiefly quartz, feldspar, and biotite mica
igneous
Pyrite-bearing Schist
Pyritic Quartz-Mica Schist with FeS2 inclusion
metamorphic
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Ruby / Red Tourmaline
Corundum (Al2O3) or Elbaite (Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)4)
mineral
Star Ruby
Corundum (Al2O3 with chromium and rutile inclusions)
mineral
Educational Geologic Collection
Mixed Mineral and Rock Collection (Various compositions)
mineral
Sodalite
Sodalite (Na8Al6Si6O24Cl2)
mineral
Basalt with inclusion
Basalt (Aphanitic-Porphyritic texture)
igneous
Sunstone
Plagioclase Feldspar (Na,Ca)(Si,Al)3O8
mineral
Vesicular Basalt
Vesicular Basalt
igneous
Granite
Phaneritic Acidic Igneous Rock (composed of Quartz, Alkali Feldspar, and Plagioclase)
igneous
Sapphire
Corundum (Al2O3)
mineral
Green Quartzite
Quartzite (primarily SiO2 with trace impurities)
metamorphic
Moss Agate
Chalcedony (Silicon Dioxide) with Chlorite or Iron/Manganese inclusions (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Common Quartz)
Silicon Dioxide (SiO2)
mineral
Quartz-bearing conglomeratic rock with orange feldspar/calcite inclusion
Probably porphyritic granite or granitic pegmatite; exact identification requires a thin section or tests
igneous
Gold-bearing Quartz
Auriferous Quartz (SiO2 with Native Gold inclusion)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Blue Quartz
Silicon Dioxide (SiO2) with microscopic inclusions
mineral
Blue Quartz (Dumortierite Quartz)
Silicon Dioxide (SiO2) with Dumortierite inclusions (Al7BO3(SiO4)3O3)
mineral
Sunstone
Aventurine Feldspar (Plagioclase or Oligoclase)
mineral
Sunstone (Feldspar)
Plagioclase Feldspar (Na,Ca)(Al,Si)4O8
mineral
Tourmalinated quartz sphere
Quartz (SiO₂) with black schorl tourmaline inclusions
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Aquamarine (Beryl) Beads
Beryllium aluminum silicate (Be3Al2Si6O18)
gemstone
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Moss Agate
Silicon Dioxide (SiO2) with mineral inclusions
Mineral
Black Tourmaline (Schorl)
NaFe3+3Al6(BO3)3Si6O18(OH)4
mineral
Milky Quartz with Iron Staining
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Crystalline Silicon Dioxide (SiO2)
mineral
Dalmatian Stone
Dalmatian Stone (Felsic Igneous Rock)
igneous
Red Quartzite / Ferruginous Quartzite
Quartzite (SiO2 with Iron Oxide impurities)
metamorphic