Clear Quartz
Silicon Dioxide (SiO2)
mineral
Category
Igneous And Mineral
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Yellow Aventurine (specifically a carved crescent moon)
Silicon Dioxide (SiO2) with inclusions
mineral
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Granite
Granite
igneous
Garnet
Garnet Group (complex nesosilicates with general formula X3Y2(SiO4)3, where X can be Ca, Mg, Fe2+, Mn2+ and Y can be Al, Fe3+, Cr3+, V3+)
Mineral
Diorite or Granodiorite Pebble
Intermediate Phaneritic Igneous Rock
igneous
Quartz with Muscovite Mica
SiO2 with KAl2(AlSi3O10)(OH)2
mineral group
Dalmatian Stone
Peralkaline Quartz-Feldspar Porphyry with Arfvedsonite
igneous
Pink Granite
Phaneritic Felsic Igneous Rock (Rich in K-Feldspar)
igneous
Granodiorite
Granodiorite
Igneous
Vesicular Basalt (Scoria)
Basalt (Extrusive Igneous Rock)
igneous
Granite
Plutonic Igneous Rock (composed typically of SiO2, Al2O3, K2O, Na2O, CaO)
igneous
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Greenstone
Greenschist
metamorphic
Citrine Quartz
Silicon Dioxide (SiO2) with iron impurities
mineral
Gemstone Sand (Mineral Assortment)
Mixed Mineral Concentrates (Commonly including Quartz SiO2, Garnet X3Y2(SiO4)3, and Tourmaline (Na,Ca)(Li,Mg,Al)3(Al,Fe,Mn)6(BO3)3(Si6O18)(OH,F)4)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Crystal Fragment
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Garnet
Garnet group species (likely Almandine, Fe3Al2(SiO4)3)
mineral
Orthoclase Feldspar (Sunstone variety)
KAlSi3O8 (Potassium Aluminum Silicate)
mineral
Rose Quartz
Rose Quartz (SiO2)
mineral
Garnet (Pyrope or Almandine)
Silicate (X3Y2Si3O12)
mineral
Quartz (Milky/Clear variety)
Silicon Dioxide (SiO2)
mineral
Garnet
Almandine-Pyrope group, X3Y2(SiO4)3
mineral
Dalmation Stone
Peralkaline Rock (mixed silicate minerals)
igneous
Olivine (Peridot)
Magnesium Iron Silicate (Mg, Fe)2SiO4
Mineral
Pink Granite
Granite (Phaneritic Quartz-Feldspar Rock)
igneous
Basalt with Amygdules
Amygdaloidal Basalt
igneous
Blue Apatite
Apatite - Ca5(PO4)3(F,Cl,OH)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Grey River Stone (Gneiss/Schist mix)
Foliated Metamorphic Rock (variable mineral formula)
metamorphic
Granite
Granite (dominated by Quartz, Alkali Feldspar, and Plagioclase)
igneous
Quartz pebble
Silicon Dioxide (SiO2)
mineral
Labradorite
Labradorite (a calcium-enriched feldspar mineral), (Ca, Na)(Al, Si)4O8
mineral
Granite
Phaneritic Granitoid
igneous
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Amethyst (Faceted)
Silicon Dioxide with iron impurities (SiO2)
gemstone
Amethyst
Amethyst (SiO2 with Iron impurities)
mineral
Chalcedony (Yellow Agate)
Cryptocrystalline Quartz (SiO2)
mineral