Mineral, Specifically An Iron Ore

Garnet (specifically Almandine)

Almandine - Fe3Al2(SiO4)3

Chrysocolla and Azurite on Matrix

Hydrated copper silicate (Cu,Al)2H2Si2O5(OH)4 (Chrysocolla) and Copper carbonate hydroxide Cu3(CO3)2(OH)2 (Azurite)

Milky Quartz

Silicon Dioxide (SiO2)

Rhodonite

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

Granite (specifically Pink Granite)

Phaneritic Plutonic Rock (High Potassium Feldspar Granite)

Chert (specifically Red Chert/Jasper)

Microcrystalline Quartz (SiO2)

Yellow Calcite (Banded Calcite)

Calcium Carbonate (CaCO3)

Mookaite Jasper

Silicified Radiolarite (SiO2)

Green Fluorite

Fluorite (Calcium Fluoride, CaF2)

Blue Chalcedony (Blue Lace Agate variety)

Silicon Dioxide (SiO₂)

Chalcedony (Agate/Carnelian)

Cryptocrystalline Silicon Dioxide (SiO2)

Granite (with Almandine Garnet inclusions)

Granite composed primarily of Quartz (SiO2), K-Feldspar (KAlSi3O8), and Almandine Garnet (Fe3Al2(SiO4)3)

Botryoidal Malachite

Malachite - Cu2CO3(OH)2

Dalmatian Stone

Dalmatian Jasper (Aphanitic Igneous Rock with Arfvedsonite inclusions)

Collection of Minerals and Ores

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

Blue Chalcedony and Picture Jasper Beads

Blue Chalcedony (SiO2), Picture Jasper (SiO2)

Pyrite

Pyrite (FeS₂)

Milk Quartz (Common White Quartz)

Quartz (Silicon Dioxide, SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Chrysocolla in Quartz (Quantum Quattro variant)

Hydrated copper silicates (Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O) often mixed with SiO2

Chrysocolla in Quartz (Gem Silica)

Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O (Chrysocolla) / SiO2 (Quartz)

Green Fluorite

Calcium Fluoride (CaF2)

Rhodonite

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

Pyrite

Pyrite (Iron Disulfide), FeS2

Galena

Lead(II) sulfide (PbS)

Rhodonite

Rhodonite (Mn,Fe,Mg,Ca)SiO3

Agate (specifically Waterline or Onyx-type Agate)

Silicon Dioxide (SiO2) - variety Chalcedony

Chert (Black Chert/Flint)

Chert (Silicon Dioxide, SiO2)

Garnet (specifically Almandine or Pyrope)

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

Chalcedony (specifically Agate or Carnelian pebble)

Chalcedony (Microcrystalline Quartz, SiO2)

Chalcedony (specifically Agate or Moonstone-like Quartz)

Silicon Dioxide (SiO2)

Quartz Crystal (specifically a Double-Terminated variety)

Silicon Dioxide (SiO2) - Low Quartz

Peacock Ore (Bornite or Iridescent Chalcopyrite)

Bornite (Cu5FeS4) or Chalcopyrite (CuFeS2) with tarnish

Sphalerite with Galena

Zinc Sulfide ((Zn,Fe)S) and Lead Sulfide (PbS)

Rhodonite

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

Green Fluorite

Calcium Fluoride (CaF2)

Rhodonite in Matrix

Rhodonite (Manganese Silicate) - (Mn2+,Fe2+,Mg,Ca)SiO3

Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Quartzite (specifically Pink or Red Quartzite)

Metamorphosed Quartz Sandstone (SiO2)

Fluorite

Calcium fluoride (CaF2)

Granite (Alkali-feldspar Granite)

Felsic Plutonic Rock (Primary minerals: Quartz SiO2, Orthoclase KAlSi3O8, Plagioclase (Na,Ca)AlSi3O8)

Quartz (Milky/Opaque variety)

Silicon Dioxide (SiO2)