Sedimentary Or Metamorphic

Pink Marble or Rose Quartz (Likely Pink Marble based on carving texture)

Recrystallized Calcite (CaCO3)

Marble

Recrystallized Calcite (CaCO3)

Greenschist

Greenschist (Chlorite Schist)

Quartzite (River Pebble)

Metamorphic rock consisting primarily of Quartz (SiO2)

Quartzite with Iron Inclusions

Metamorphic Quartzite (SiO2 with Fe2O3 trace impurities)

Iron-stained Quartzite

Metamorphic Quartz (SiO2) with limonite/hematite staining

Lapis Lazuli

Lazurite-rich metamorphic rock (complex silicate)

Granite Gneiss

Gneiss (High-grade Regional Metamorphic Rock)

Quartz Vein in Host Rock

Silicon Dioxide (SiO2) within a metamorphic matrix

Quartzite

Quartzite (SiO2)

Sodalite

Sodalite Na8(Al6Si6O24)Cl2

Smoky Quartz

Silicon Dioxide (SiO2)

Orthoclase Feldspar

Orthoclase (KAlSi3O8)

Muscovite Mica

Muscovite (KAl2(AlSi3O10)(F,OH)2)

Tiger's Eye (dark/grey variant)

Pseudomorph of Quartz after Crocidolite (SiO2)

Chalcopyrite

Chalcopyrite (CuFeS2)

Serpentinite

Serpentinite (composed primarily of Serpentine group minerals: (Mg,Fe)3Si2O5(OH)4)

Sodalite

Sodium Aluminum Silicate Chloride (Na8(Al6Si6O24)Cl2)

Citrine Quartz

Silicon Dioxide (SiO2) with iron impurities

Black Tourmaline

Schorl (Sodium Iron Aluminum Borosilicate Hydroxide), NaFe3Al6(BO3)3Si6O18(OH)4

Bornite (Peacock Ore)

Bornite (Cu5FeS4)

Tiger's Eye

Pseudomorph of Quartz after Crocidolite (SiO2)

Bornite (Peacock Ore)

Bornite (Cu5FeS4)

Jade (Jadeite or Nephrite)

Jadeite (NaAlSi2O6) or Nephrite (Ca2(Mg,Fe)5Si8O22(OH)2)

Smoky Quartz

Silicon Dioxide (SiO2)

Aquamarine

Beryl (Be3Al2Si6O18)

Hypersthene

Enstatite (Hypersthene variety), (Mg,Fe)SiO3

Peacock Ore (Bornite or Iridescent Chalcopyrite)

Bornite (Cu5FeS4) or Chalcopyrite (CuFeS2) with tarnish

Smoky Quartz

Silicon Dioxide (SiO₂)

Beryl (likely Emerald or Aquamarine in matrix)

Beryllium aluminum silicate (Be3Al2Si6O18)

Labradorite (Dark or Black variety)

Labradorite (member of Plagioclase Feldspar group), (Na,Ca)(Si,Al)4O8

Peach Moonstone (Orange/Peach Feldspar)

Potassium aluminum silicate (KAlSi3O8)

Smoky Quartz

Silicon Dioxide (SiO2)

Rhodonite

Rhodonite (Manganese Iron Magnesium Calcium Silicate - (Mn,Fe,Mg,Ca)SiO3)

Aventurine (Tan/Cream colored)

Quartz (SiO2) with mineral inclusions

Raw Corundum (Sapphire/Ruby variant)

Aluminum oxide (Al2O3)

Amazonite

Potassium Aluminum Silicate (KAlSi3O8)

Tourmaline (Multi-colored)

Complex Borosilicate (Na,Ca)(Li,Mg,Al,Fe)3Al6(BO3)3Si6O18(OH)4

Moonstone (Feldspar)

Orthoclase (KAlSi3O8) or Albite (NaAlSi3O8)

Aventurine

Silicon Dioxide (SiO2) with inclusions of Fuchsite

Black Sand (Magnetite Sand)

Magnetite (Fe3O4)

Schorl (Black Tourmaline) in Matrix

Sodium Iron Aluminum Borosilicate Hydroxide (NaFe2+3Al6Si6O18(BO3)3(OH)3OH)