Igneous Or Metamorphic (Base Stone); Anthropogenic (Decoration)

Decomposed Granite

Grano-diorite/Granite-residuum (SiO2 primary)

Shungite

Non-crystalline carbon (Fullerenes / Carbon-60)

Basalt with Quartz Veining

Basalt (Mafic Extrusive Igneous Rock) with SiO2 (Silicon Dioxide) veins

Blue Howlite (Dyed)

Calcium Borosilicate Hydroxide (Ca2B5SiO9(OH)5)

Garnet (specifically Almandine or Pyrope)

Almandine: Fe3Al2(SiO4)3 or Pyrope: Mg3Al2(SiO4)3

Rainbow Moonstone

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

Biotite Schist (with Garnet and Pyrite)

K(Mg,Fe)3AlSi3O10(OH,F)2 (Biotite focus)

Banded Gneiss (with possible weathered sulfide or iron staining)

Gneiss, potentially with iron oxide/hydroxide staining (e.g., limonite) or weathered sulfides

Orthoclase Feldspar

Potassium Aluminum Silicate (KAlSi3O8)

Green Aventurine and Clear Quartz

Green Aventurine (Silicon Dioxide - SiO2 with Fuchsite inclusions); Clear Quartz (Silicon Dioxide - SiO2)

Ferruginous Quartz (Iron-stained Quartz)

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

Quartz (Milky/Common)

Silicon Dioxide (SiO2)

Quartz (Pale Rose or Milky Variety)

Silicon Dioxide (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Quartz (Milky Variant)

Silicon Dioxide (SiO2)

Schorl (Black Tourmaline)

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

Milky Quartz

Silicon Dioxide (SiO2)

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Orthoclase Feldspar

KAlSi3O8 (Potassium Aluminum Silicate)

Quartz

Silicon Dioxide (SiO2)

Pyrite (Fool's Gold)

Iron Sulfide (FeS2)

Nephrite Jade

Nephrite (a variety of the mineral actinolite within the amphibole group); Chemical Formula: Ca2(Mg,Fe)5Si8O22(OH)2

Fossilized Crab Carapace (Concretion)

Decapoda (fossil), typically preserved in calcite or siderite concretion

Quartz Vein (Iron-stained)

Silicon Dioxide (SiO2) with limonite/hematite staining

Rough Corundum (Sapphire/Ruby mixture)

Corundum (Aluminum Oxide, Al2O3)

Smoky Quartz

Silicon Dioxide (SiO2)

Strawberry Quartz (or Hematoid Quartz)

Silicon Dioxide (SiO2) with inclusions of Hematite or Goethite

Quartz / Milky Quartz

Silicon Dioxide (SiO2)

Quartz (River Pebble)

Quartz (Silicon Dioxide - SiO2)

Milky Quartz (or Vein Quartz)

Silicon Dioxide (SiO2)

White Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Basalt with Caliche

Extrusive Mafic Igneous Rock with Secondary Carbonate Crust

Epidote in Quartz

Quartz with Epidote inclusions (SiO2 with Ca2(Al,Fe)3(SiO4)3(OH) inclusions)

Quartz with Iron Stains

Quartz (SiO2) with iron oxide/hydroxide staining

Smoky Quartz

Silicon Dioxide (SiO2)

Hematite

Iron(III) oxide (Fe2O3)

Labradorite

(Ca, Na)(Al, Si)4O8

Quartz (specifically Milky Quartz or Quartzite)

Silicon Dioxide (SiO2)

Hematite

Iron(III) oxide (Fe2O3)

Citrine

Citrine (Silicon Dioxide - SiO2)

Quartz (Milky/Gravel variety)

Silicon Dioxide (SiO2)