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

Chert (Quartz Variety)

Microcrystalline Silica (SiO2)

Bloodstone (Heliotrope)

Silicon dioxide (SiO2) with iron oxide inclusions

Ruby (Pink to Red Corundum)

Al2O3 (Corundum with Chromium impurities)

Quartz Pebble

Silicon Dioxide (SiO2)

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Quartz (Smoky/Grey Quartz Variant)

Silicon Dioxide (SiO2)

Pyrite

Iron Sulfide (FeS2)

Pink Feldspar

Orthoclase (KAlSi3O8) or Microcline

Red Garnet (likely Almandine)

Almandine (Fe3Al2(SiO4)3)

Quartz (Clear Quartz/Rock Crystal)

Silicon Dioxide (SiO2)

Quartz Pebble (Milky Quartz)

Silicon Dioxide (SiO2)

Ferruginous Quartz (Iron-stained Quartz)

Quartz with Iron Oxide inclusions (SiO2 with Fe2O3)

Quartz (Milky/Common variant)

Silicon Dioxide (SiO2)

Magnetite with Pyrite or Chalcopyrite inclusions

Magnetite (Fe3O4) with Pyrite (FeS2)

Magnetite (Lodestone variety)

Magnetite (Iron(II,III) oxide, Fe3O4)

Quartz (Citrine or Iron-Stained variety)

Silicon Dioxide (SiO2)

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Clear Quartz

Silicon Dioxide (SiO2)

Milky Quartz with Mineral Inclusions

Silicon Dioxide (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Magnetite / Ironstone

Magnetite (Fe3O4)

Pyrite on Quartz

Iron Sulfide (FeS2) on Silicon Dioxide (SiO2)

Epidote

Epidote Group (e.g., Clinozoisite, Epidote, Piemontite), Epidote formula: Ca2(Al,Fe)3(SiO4)3(OH)

Sandstone (Quartz-rich)

Arenite (SiO2 based)

Quartzite

Quartzite (mainly Silicon Dioxide, SiO2)

Quartzite

Quartzite (primarily SiO2)

Green Aventurine

Silicon dioxide (SiO2) with inclusions of Fuchsite

Pink Sapphire

Corundum (Al2O3 with trace Chromium and Iron)

Yellow Jasper

Silicon Dioxide (SiO2) with iron hydroxides (Goethite)

Rhodonite

Manganese Silicate (Mn,Fe,Mg,Ca)SiO3

Amazonite

KAlSi3O8 (Potassium Aluminum Silicate) - a variety of Microcline Feldspar

Sandstone (Ferruginous)

Clastic sedimentary rock (primarily SiO2 with Fe2O3 cement)

Pyrite

Pyrite (FeS₂)

Beaded Jewelry (Assorted Gemstones)

Various minerals, including but not limited to Quartz (SiO2), Garnet (X3Y2(SiO4)3), Jade (Na(Al,Fe)Si2O6), Amethyst (SiO2),等の多様な組み合わせ

Bloodstone (Heliotrope)

Silicon Dioxide (SiO2) with inclusions of Iron Oxide

Lapis Lazuli

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

Quartzite

Metamorphic Quartzite (SiO2)

Pink Quartz (Rose Quartz variant)

Silicon Dioxide (SiO2)

Quartzite Pebble

Metamorphic Quartzite (SiO2)

Quartz (Milky Quartz / Quartzite)

Silicon Dioxide (SiO2)

Sandstone

Arenite (SiO2 based)