Metamorphic Or Igneous With Mineral Inclusion

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Quartz / Clear Quartz

Silicon Dioxide (SiO2)

Quartz River Cobble

Silicon Dioxide (SiO2)

Quartz Crystal (specifically Rock Crystal)

Silicon Dioxide (SiO2)

Peach Moonstone

Potassium Aluminum Silicate (KAlSi3O8)

Quartz

Silicon Dioxide (SiO2)

Green Aventurine

Aventurine Quartz (SiO2 + Fuchsite mica)

Smoky Quartz

Smoky Quartz (Silicon Dioxide - SiO2)

Sodalite Syenite (popularly known as Yooperlite)

Sodalite-rich Syenite (composed of alkali feldspar and sodalite)

Lapis Lazuli

Lapis lazuli (primary mineral: Lazurite, (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)

Green Quartzite (Aventurine-like)

Quartzite with Fuchsite inclusions (SiO2 + K(Al,Cr)2(AlSi3O10)(OH)2)

Banded Gneiss

Gneiss (Metamorphic Rock)

Granite

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

Milky Quartz (Water-Worn Pebble)

Quartz (Silicon Dioxide, SiO2)

Milky Quartz Pebble

Quartz (Silicon Dioxide, SiO2)

Yellow Quartz (Citrine or Quartzite Pebble)

Silicon Dioxide (SiO2)

Granite

Phaneritic Igneous Rock (composed primarily of Quartz SiO2, Alkali Feldspar (K,Na)AlSi3O8, and Plagioclase Feldspar)

Citrine

Silicon dioxide (SiO2)

Rainbow Obsidian

Volcanic glass (SiO2 - approximately 70% or more silicon dioxide)

Obsidian

Obsidian (Volcanic Glass), primarily SiO2 (Silicon Dioxide)

Granitic Pegmatite with Schorl

Granitic Pegmatite (NaAlSi3O8, KAlSi3O8, SiO2) with Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)

Blue Calcite

Calcium Carbonate (CaCO3)

Calcite

Calcium Carbonate (CaCO3)

Pyrite

Iron Sulfide (FeS2)

Rainbow Moonstone

White Labradorite (formula: (Na,Ca)(Al,Si)4O8)

Pyrite

Iron Sulfide (FeS2)

Pyrite

Iron Sulfide (FeS2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Moss Agate

Chalcedony (SiO2) with dendritic inclusions of Manganese or Iron oxide

Quartz

Silicon Dioxide (SiO2)

Smoky Quartz

Smoky Quartz (Silicon Dioxide - SiO2)

Smoky Quartz

Silicon Dioxide (SiO2)

Soapstone

Steatite (composed primarily of Talc, Mg3Si4O10(OH)2)

Yellow Quartz (Citrine Quartz)

Silicon Dioxide (SiO2)

Quartz (Milky/Clear Quartz)

Silicon Dioxide (SiO2)

Clear Quartz Crystal Cluster

Silicon Dioxide (SiO2)

Smoky Quartz

Silicon Dioxide (SiO₂)

Plagioclase Feldspar

NaAlSi3O8 – CaAlSi2O8 (Sodium-Calcium Aluminum Silicates)

Quartz (Clear Quartz and Rose Quartz variants)

Silicon Dioxide (SiO2)

Smoky Quartz

Silicon Dioxide (SiO2)