Metamorphic Or Igneous With Mineral Inclusion

Quartz Vein in Gneiss or Basalt

Milky Quartz (SiO2) within Metamorphic Host Rock

Quartz Pebble with Epidote / Chlorite Inclusions

Silicon Dioxide (SiO2) with Epidote/Chlorite inclusions

Blue Aventurine

Quartz (SiO2) with inclusions

Yellow Aventurine

Quartz (Silicon Dioxide, SiO2) with inclusions

Aventurine (Green Aventurine)

Silicon Dioxide with Fuchsite inclusions (SiO2)

Green Aventurine

Quartz with Fuchsite inclusions (SiO2)

Yellow Aventurine (specifically a carved crescent moon)

Silicon Dioxide (SiO2) with inclusions

Orange Aventurine (or Tumbled Carnelian)

Quartz (SiO2) with inclusions

Natural Gemstone Cabochons (Ruby, Moonstone, Emerald, Citrine)

Ruby (Al2O3:Cr), Moonstone (KAlSi3O8), Emerald (Be3Al2(SiO3)6:Cr), Citrine (SiO2)

Quartz with Sulfide Inclusions

Silicon Dioxide (SiO2) with metallic mineral inclusions

Blue Quartz (Dumortierite Quartz)

SiO2 with inclusion of AlAl6BSi3O18

Orange Aventurine / Quartz

Silicon Dioxide (SiO2) with Hematite or Goethite inclusions

Blue Quartz (or Blue Aventurine)

Silicon Dioxide (SiO2) with inclusions (typically Crocidolite or Dumortierite)

Quartz with Magnetite or Schorl inclusion

Silicon Dioxide (SiO2) with Fe3O4 or NaFe3(Al6)(BO3)3Si6O18(OH)4

Basalt with Peridotite Xenolith

Mafic Igneous Rock with Peridotite Inclusion (Olivine-rich)

Quartz (Iron-stained)

Silicon Dioxide (SiO2)

Basalt with Amygdule

Aphanitic Mafic Volcanic Rock (Basalt) with Zeolite/Quartz Infill

Milky Quartz

Quartz (Silicon Dioxide - SiO2)

Yellow Aventurine

Quartz with inclusion minerals (SiO2)

Milky Quartz with inclusions

Silicon Dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide - SiO2)

Blue Quartz (Aventurine)

Silicon Dioxide (SiO2) with inclusions of crocidolite or dumortierite

Milky Quartz

Silicon Dioxide (SiO2)

Chlorite (Small Flakes/Sand)

Chlorite Group (Magnesium Iron Aluminum Silicate Hydroxide - (Mg,Fe)3(Si,Al)4O10(OH)2·(Mg,Fe)3(OH)6)

Quartz with Schorl inclusions

Silicon Dioxide (SiO2) with Sodium Iron Aluminum Borosilicate Hydroxide (Black Tourmaline)

Dumortierite Quartz

Dumortierite-bearing Quartz (SiO2 with Al7BO3(SiO4)3O3)

Quartz Pebble (Iron-Stained)

Silicon Dioxide (SiO2)

Green Aventurine

Quartz variety (SiO2 with inclusions of Fuchsite)

Sapphire

Corundum (Al2O3)

Milky Quartz with Mineral Inclusions

Silicon Dioxide (SiO2)

Green Aventurine

SiO2

Sunstone

Oligoclase or Andesine (Feldspar Group), (Ca,Na)((Al,Si)4O8)

Basalt with Quartz Infill

Basalt (Mafic Extrusive Volcanic Rock)

Milky quartz fragment

Quartz (silicon dioxide, SiO₂)

Ruby

Corundum (Al2O3)

Glacial Cobble with Granite Inclusion

Porphyritic Basalt or Andesite containing Granitic Xenolith

Auriferous Quartz or Pyritic Ore

Iron Pyrite (FeS2) or Native Gold (Au) in Matrix

Smoky Quartz with Hematite Inclusions

Silicon Dioxide (SiO2) with Iron Oxide (Fe2O3) inclusions

Rutilated quartz crystal

Quartz, silicon dioxide (SiO₂), containing rutile inclusions (TiO₂)

Blue Quartz (Blue Aventurine)

Silicon Dioxide with inclusions (SiO2)

Quartz-rich feldspathic pebble, possibly granite or granitic gneiss

Quartz–feldspar aggregate, likely granite; dark inclusion may be biotite, hornblende, or iron-oxide staining

Tumbled milky quartz

Quartz (silicon dioxide, SiO₂)