Igneous, Sedimentary, Metamorphic, And Mineral

Gneiss

Gneiss (High-grade metamorphic rock)

Quartz

Silicon Dioxide (SiO2)

Quartz

Quartz (SiO2 - Silicon Dioxide)

Blue Apatite

Apatite (Calcium Phosphate) - Ca5(PO4)3(F,Cl,OH)

Quartz (Gray/Smoky Varieties)

Silicon Dioxide (SiO2)

Milky Quartz (Ferruginous variety)

Silicon Dioxide (SiO2)

White Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Quartz

Silicon Dioxide (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Quartz (Milky/Crystal Variety)

Silicon Dioxide (SiO2)

Quartz (Milky/Crystalline variety)

Silicon Dioxide (SiO2)

Foliated Metamorphic Rock (likely Gneiss or Schist)

Gneissic Metamorphic Rock

Blue Apatite

Fluorapatite (Ca5(PO4)3F)

Quartz (likely Rose or Milky Quartz)

Silicon Dioxide (SiO2)

Quartz (Small Fragment)

Silicon Dioxide (SiO2)

Pyrite (on the right) and Magnetite or Hematite (on the left)

Iron Sulfide (FeS2) and Iron Oxide (Fe3O4 or Fe2O3)

Quartz (likely milky/rose quartz variety)

Quartz (SiO2 - Silicon Dioxide)

Potassium Feldspar

Orthoclase (KAlSi3O8)

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Collection of Minerals and Ores

Various (e.g., Uraninite (U3O8), Carbon (C), Native Gold (Au), Hematite (Fe2O3), Galena (PbS), etc.)

Pyrite

Iron Sulfide (FeS2)

Clear Quartz (Carved Merkaba)

Silicon Dioxide (SiO2)

Clear Quartz

Silicon Dioxide (SiO2)

Quartz / Milky Quartz

Silicon Dioxide (SiO2)

Clear Quartz

Silicon Dioxide (SiO2)

Clear Quartz

Silicon Dioxide (SiO2)

Quartz (Milky/Clear variety)

Silicon Dioxide (SiO2)

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Quartz

Silicon Dioxide (SiO2)

Pyrite

Pyrite (Iron Disulfide), FeS2

Quartz Crystal Point

Silicon Dioxide (SiO2)

Clear Quartz

Silicon dioxide (SiO2)

Pyrite

Iron Disulfide (FeS2)

Quartz

Quartz (SiO₂ - Silicon Dioxide)

Optical Calcite

Calcium Carbonate (CaCO3)

Orange Calcite

Calcium Carbonate (CaCO3)

Optical Calcite (Iceland Spar)

Calcite (Calcium Carbonate, CaCO3)

Pyrite (Fool's Gold)

Iron Sulfide (FeS2)

Gneiss

Gneiss (High-grade metamorphic rock)

Gneiss

Gneiss (High-grade metamorphic rock)

Quartz Pebble

Silicon Dioxide (SiO2)

Clear Quartz

Silicon Dioxide (SiO2)