Mineral (Native Element)

Pegmatite (Granitic Pegmatite with Quartz, Feldspar, and Mica)

Granitic Pegmatite

Lepidolite with Quartz

K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2

Lepidolite

Lepidolite - K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2

Granitic Pegmatite

Granite Pegmatite (typically containing Quartz SiO2, Feldspar KAlSi3O8, and Muscovite)

Banded Agate (Tumbled)

Silicon Dioxide (SiO2) - Microcrystalline Quartz

Lepidolite

K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2

Aquamarine

Beryl (Be3Al2Si6O18)

Pegmatite (with Quartz and Feldspar)

Granitic Pegmatite

Serpentinite

Serpentinite (composed largely of serpentine group minerals including antigorite, lizardite, and chrysotile)

Pegmatite with muscovite mica

Granitic pegmatite; quartz (SiO₂), feldspar, and muscovite (KAl₂(AlSi₃O₁₀)(OH)₂), locally biotite/tourmaline

Amethyst Geode

Amethyst (Silicon Dioxide, SiO2)

Gold-bearing Quartz with Pyrite

Quartz (SiO2) with Gold (Au) and Pyrite (FeS2)

Pegmatite (Granitic)

Granitic Pegmatite

Lepidolite

K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2

Granitic Pegmatite

Granitic Pegmatite (primarily SiO2 with KAlSi3O8)

Tumbled rose quartz

Quartz (SiO₂), pink variety

Pegmatite (Granitic)

Granitic Pegmatite containing Quartz, Feldspar, and Tourmaline (Schorl)

Banded Agate

Silicon Dioxide (SiO2) - Chalcedony Variety

Blue Quartz (or Blue Aventurine)

Silicon Dioxide (SiO2) with inclusions (typically Crocidolite or Dumortierite)

Rose Quartz and Lepidolite in Pegmatite

Crystalline Silicon Dioxide (SiO2) with Lithium-rich Mica (K(Li,Al)3(Al,Si)4O10(F,OH)2)

Lepidolite

K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2

Rose Quartz

Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese

Banded Agate

Silicon Dioxide (SiO2) - Chalcedony

Quartz with Mica (Pegmatite)

Quartz (SiO2) and Muscovite (KAl2(AlSi3O10)(OH)2)

Quartz Geode

Silicon Dioxide (SiO2) in Calcareous or Siliceous Matrix

Sunstone

Plagioclase Feldspar (Na,Ca)(Al,Si)4O8

Rough Green Sapphire (Corundum)

Corundum (Al2O3 - Aluminum Oxide with trace elements)

Pegmatite with Black Tourmaline

Granitic Pegmatite with Schorl (NaFe2+3Al6(Si6O18)(BO3)3(OH)3OH)

Biotite (Black Mica)

Biotite - K(Mg,Fe)3(AlSi3O10)(F,OH)2

Emerald in Matrix (Quartz/Calcite)

Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities

Lepidolite on Pegmatite

Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2) in Granitic Pegmatite

Amethyst

Silicon dioxide / Quartz (SiO2+Fe4+)

Blue Sapphire (Raw)

Corundum (Al2O3)

Granitic Pegmatite

Granite Pegmatite (principally KAlSi3O8, SiO2, and KAl2(AlSi3O10)(OH)2)

Diamond

C (Native Carbon)

Blue Quartz (Dumortierite Quartz)

Silicon Dioxide (SiO2) with inclusions of Dumortierite (Al7BO3(SiO4)3O3)

Pegmatite

Pegmatitic Granite

Blue Sapphire Crystal (Rough)

Corundum (Aluminum Oxide, Al2O3)

Rough Gemstone Grains (Mixed Sapphires and Quartz)

Corundum (Al2O3) and Quartz (SiO2)

Pegmatite (White Granite variant)

Pegmatitic Granite (Quartz and Feldspar rich)

Granite Pegmatite

Coarse-grained Granite (SiO2 - Aluminum and Alkalies)

Blue Calcite

Calcium Carbonate (CaCO3)