Igneous

Granite

Granite (Felsic Plutonic Rock / SiO2 + Al2O3 + K2O + Na2O + CaO + FeO + MgO)

Pink Granite

Granitoid (rich in Potassium Feldspar)

Granite Pebble

Granite (Phaneritic intrusive igneous rock)

Granite

Phaneritic Plutonic Felsic Rock (KAlSi3O8 – NaAlSi3O8 – CaAl2Si2O8 + SiO2)

Ptygmatic Migmatite

Migmatite (consisting of Neosome and Paleosome fractions)

Granite

Granite

Olivine (likely Peridot variety)

Olivine Mineral Group (specifically Forsterite-Fayalite solid solution series); Chemical formula: (Mg,Fe)2SiO4

Dalmatian Jasper

Peralkaline Quartz-feldspathic Rock (Arfvedsonite-bearing)

Granite

Phaneritic plutonic rock (SiO2 typically >69%)

Pink Tourmaline in Quartz

Elbaite [Na(Li,Al)3Al6(BO3)3Si6O18(OH)4] in Quartz [SiO2]

Dalmatian Jasper

Peralkaline Quartz-Feldspar Porphyritic Rock (Dalmatian Stone)

Granite Glacial Erratic

Granite (Phaneritic Quartz-Feldspar Plutonic Rock)

Obsidian

Volcanic Glass (Primary composition: SiO2 - Silicon Dioxide)

Dalmatian Jasper

Peralkaline rock with Tourmaline spots

Granite

Granite (a plutonic igneous rock)

Dalmatian Stone

Dalmatian Jasper (Aplitic Perthite)

Granite

Phaneritic plutonic rock (composed mainly of SiO2, Al2O3, K2O, and Na2O)

Pink Feldspar

Orthoclase (KAlSi3O8)

Olivine in Basalt matrix

Peridotite (Mg, Fe)2SiO4

Granite

Granite

Granite

Phaneritic Plutonic Igneous Rock (primarily composed of quartz, alkali feldspar, and plagioclase)

Dalmation Stone (Dyed)

Peralkaline rhyolite

Olivine (Peridot)

Magnesium Iron Silicate (Mg,Fe)2SiO4

Labradorite (likely Black Labradorite or Larvikite)

Labradorite (Na,Ca)(Al,Si)4O8. If a rock, it is typically anorthosite, gabbro, or norite, or a variety of syenite called Larvikite if it is specifically from Larvik, Norway.

Moonstone (with Tourmaline/Mica)

Orthoclase/Albite Feldspar (KAlSi3O8 / NaAlSi3O8)

Sodalite

Sodalite (Na8(Al6Si6O24)Cl2)

Quartz (Gravel Pebble)

Silicon Dioxide (SiO2)

Blue Apatite

Fluorapatite (Ca5(PO4)3F)

Rainbow Moonstone

White Labradorite (Feldspar variety)

Black Tourmaline (Schorl)

Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)

Sodalite

Sodalite (Na8(Al6Si6O24)Cl2)

Amazonite

K(AlSi3O8) - Potassium Aluminum Silicate (variety of Microcline)

Moss Agate

SiO2 with impurities (Chalcedony)

Clear Quartz

Silicon Dioxide (SiO2)

Mineral and Rock Collection (Assorted)

Mixed collection including Quartz (SiO2), Jasper (SiO2 with impurities), Rose Quartz, and Aventurine

Sodalite

Na8(Al6Si6O24)Cl2

Ruby in Zoisite

Anyolite (composite of Corundum and Zoisite)

Garnet

Pyrope or Almandine (X3Y2(SiO4)3)

Green Calcite

Calcium Carbonate (CaCO3)

Quartz Geode (with Calcite influence)

Silicon Dioxide (SiO2) with possible Calcium Carbonate (CaCO3)

Amethyst (Tumbled)

Silicon Dioxide (SiO2 with iron impurities)

Assorted Tumbled Gemstones

Mixed oxides and silicates (including Quartz, Chalcedony, and Feldspar variants)