Blue Sapphire
Corundum (Al2O3 - Aluminum Oxide)
mineral
Category
Metamorphic Or Igneous With Mineral Inclusion
Browse metamorphic or igneous with mineral inclusion specimens identified by the Rock Identifier community.
Learn about Metamorphic Or Igneous With Mineral Inclusion in the encyclopedia
View all →
Tumbled milky quartz
Quartz (silicon dioxide, SiO₂)
mineral
Tumbled milky quartz
Quartz (silicon dioxide, SiO₂)
mineral
Strawberry Quartz (Lepidocrosite/Hematite-Included Quartz)
Quartz (Silicon Dioxide) with Lepidocrosite or Hematite inclusions (SiO2 + Fe2O3 · nH2O)
mineral
Greenstone
Greenschist (primarily composed of chlorite, actinolite, and epidote)
metamorphic
Quartz Pebble with Hematite Inclusion
Silicon Dioxide (SiO2)
mineral
Blue Calcite
Calcium Carbonate (CaCO3)
mineral
Smoky Quartz with possible inclusion
Silicon Dioxide (SiO2)
mineral
Blue Sapphire (Synthetic or Man-made Glass Imitation)
Corundum (Al2O3) if natural; Lead-glass or Spinal if synthetic
mineral
Red Quartz
Silicon Dioxide (SiO2) with Hematite inclusions
mineral
Epidote-bearing Rock / Epidote Inclusion
Epidote (Ca2(Al, Fe)3(SiO4)3(OH)) in host rock
mineral
Tumbled milky quartz (likely quartz pebble)
Quartz, silicon dioxide (SiO₂)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Dumortierite Quartz
Dumortierite in Quartz (SiO2 with Al7BO3(SiO4)3(O,OH)3)
mineral
Green Aventurine
Silicon Dioxide (SiO2) with Fuchsite inclusions
Mineral (Variety of Quartz)
Green Aventurine
Aventurine Quartz (SiO2 + Fuchsite mica)
metamorphic
Polished white/gray stone, possibly quartz or marble
Indeterminate; likely quartz (SiO₂) or calcite-rich marble (CaCO₃)
mineral
Tumbled quartz pebble
Quartz (silicon dioxide, SiO₂)
mineral
Blue Aventurine
Silicon Dioxide (SiO2) containing Dumortierite or Crocidolite inclusions
mineral
Quartz Pebble (Iron-Stained Quartz)
Silicon Dioxide (SiO2) with Hematite/Limonite inclusion
mineral
Aventurine (likely Green Aventurine)
Silicon Dioxide (SiO2) with mineral inclusions
Mineral/Mineraloid within a rock matrix
Raw Garnet (Hessonite / Spessartine)
Silicate mineral group (X3Y2(SiO4)3)
gemstone
Multi-Gemstone Quartz Bracelet (Amethyst, Aventurine, Rose Quartz, Clear Quartz)
Silicon Dioxide (SiO2) mixture
gemstone
Yellow Agate
Silicon Dioxide (SiO2)
mineral
Xenolith in Basalt
Mafic Igneous Rock with Felsic Inclusion
igneous
Clear quartz sphere
Quartz (silicon dioxide, SiO₂)
mineral
Faceted Quartz or Cubic Zirconia
SiO2 (Quartz) or ZrO2 (Cubic Zirconia)
gemstone
Green Aventurine
Aventurine Quartz (SiO2 + Fuchsite inclusions)
mineral
Green Aventurine
Quartz (SiO2) with inclusions
mineral
Quartz in Greenstone
Metamorphic rock with quartz vein (SiO2 / mixed silicates)
metamorphic
Quartz Vein in Hematitic Siltstone
Hydrothermal Quartz (SiO2) in Ferriferous Matrix
metamorphic
Sunstone
Plagioclase Feldspar (Na,Ca)(Al,Si)4O8
gemstone
Tumbled and polished quartz crystal points
Quartz (silicon dioxide, SiO₂), chiefly rock crystal with smoky or included varieties
mineral
Quartz (in a rock matrix)
Quartz (SiO2)
mineral
Tumbled quartz crystal (likely smoky or iron-stained quartz)
Quartz, silicon dioxide (SiO₂)
mineral
Milky Quartz with Chlorite inclusion
Silicon Dioxide (SiO2) with Chlorite group inclusions
mineral
Quartz with Mica/Schist inclusion
Silicon Dioxide (SiO2) with Phyllosilicates
mineral
Green Aventurine
Silicon Dioxide (Quartz with Fuchsite inclusions) - SiO2
metamorphic
Milky Quartz Pebble with Matrix
Quartz (SiO2)
mineral
Aquamarine
Beryl (Be3Al2Si6O18 with iron impurities)
mineral
Polished green aventurine
Quartzite or quartz-rich rock containing fuchsite mica; mainly SiO₂
mineral
Blue Dumortierite Quartz
AlAl6BSi3O18 (Dumortierite) within SiO2 (Quartz)
mineral