Igneous, Sedimentary, Or Metamorphic (Mineral Based)

Orthoclase Feldspar

Orthoclase (KAlSi3O8)

Mahogany Obsidian

Obsidian (Volcanic Glass with Hematite/Magnetite inclusions), SiO2

Granite

Phaneritic Felsic Igneous Rock (primarily Quartz, Feldspar, and Mica)

Conglomerate

Conglomerate (SiO2 matrix with various silicate clasts)

Granite

Granite (phaneritic intrusive igneous rock)

Basalt with Plagioclase Microphenocrysts

Amygdaloidal or Porphyritic Basalt

Basalt

Mafic Volcanic Rock (composed of plagioclase, pyroxene, and olivine)

Nuummite

Antophyllite-Gedrite (Orthorhombic amphiboles)

Granite (with Muscovite Mica)

Phaneritic Felsic Igneous Rock (primarily Quartz SiO2, K-Feldspar KAlSi3O8, and Muscovite KAl2(AlSi3O10)(OH)2)

Diorite

Diorite (plutonic igneous rock)

Greenstone

Greenschist-facies basaltic rock

Mica Schist

Foliated Metamorphic Rock (rich in Muscovite or Biotite)

Granodiorite

Granodiorite (containing Quartz, Plagioclase Feldspar, Biotite, and Hornblende)

Lapis Lazuli

Na6Ca2(Al6Si6O24)(S,SO4,Cl)1-2 (primarily containing Lazurite with inclusions of Calcite and Pyrite)

Granite

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

Ferruginous Sandstone (Ironstone Nodules)

Ferruginous Sandstone with Limonite/Goethite coating (Fe2O3·H2O)

Moonstone

Orthoclase Feldspar ((K,Na)AlSi3O8)

Red Granite

Phaneritic Felsic Igneous Rock

Greenstone

Metabasalt / Greenstone

Ferruginous Quartz (Iron-stained Quartz)

Quartz with Iron Oxide inclusions (SiO2 with Fe2O3)

Garnet Schist

Almandine Garnet in Schist (X3Al2(SiO4)3)

White Marble

Recrystallized Calcite (CaCO3)

Marble

Recrystallized Calcite (CaCO3) or Dolomite (CaMg(CO3)2)

Green Aventurine

Silicon Dioxide (SiO2) with Fuchsite inclusions

Diorite

Phaneritic plutonic rock (dominated by plagioclase feldspar and hornblende)

Chakra Tumbled Stone Set

Various (including Amethyst [SiO2], Sodalite [Na8(Al6Si6O24)Cl2], Green Aventurine [SiO2], Red Jasper [SiO2], etc.)

Pink Granite

Phaneritic Felsic Igneous Rock (Granite)

Specular Hematite (Iron Ore)

Iron(III) oxide (Fe2O3)

Almandine Garnet

Almandine (Fe3Al2Si3O12)

Quartzite (Milky Quartz Cobble)

Silicon Dioxide (SiO2)

Quartz (Milky or Smoky Quartz)

Quartz (Silicon Dioxide, SiO2)

Basalt

Basalt (Mafic Extrusive)

Ruby in Kyanite

Al2O3 (Corundum) in Al2SiO5 (Kyanite-Fuchsite-Quartz)

Gold Ore in Quartz/Matrix

Native Gold (Au) in Quartz (SiO2) matrix

Precious Opal

Hydrated Silica (SiO2·nH2O)

Bloodstone (Heliotrope)

Silicon Dioxide (SiO2) with iron silicate and iron oxide inclusions

Diorite (River Cobble)

Intermediate plutonic igneous rock

Yellow Apatite Sphere (Polished)

Fluorapatite / Ca5(PO4)3F

Peacock Ore (Chalcopyrite/Bornite)

Bornite (Cu5FeS4) or iridescent treated Chalcopyrite (CuFeS2)

Limestone

Sedimentary rock composed of Calcium Carbonate (CaCO3)

Milky Quartz with Mica

Silicon Dioxide (SiO2) with Muscovite Mica [KAl2(AlSi3O10)(OH)2]

Quartz (Water-worn Pebble)

Silicon Dioxide (SiO2)