Name |
Primary Composition |
Product | Notes |
---|---|---|---|
Arsenopyrite (mispickel) |
FeAsS | Arsenic | White or gray mineral. |
Barite | BaSO4 | Barium | White yellow, blue, red, or colorless mineral. |
Bauxite | Aluminum oxides | Aluminum | First discovered in Baux France. |
Beryl | Be3Al2Si6O18 | Beryllium | Examples of Beryl include emeralds and aquamarine. |
Borax | Na2B4O7*10H2O | Boron | Borax is also used as is for cleaning, etc. |
Chalcopyrite (Copper pyrite) |
CuFeS2 | Copper | Brass-yellow mineral is of primary origin and occurs in igneous and metamorphic rocks and in metalliferous veins. |
Cinnabar | HgS | Mercury, Sulfur | Cinnamon red colored mineral. |
Cryolite (Kryolite) |
Na3AlF6 | Soda, aluminum salts, fluroide and hydrofluoric acid | "Frost Stone" Usually pure white or colorless. |
Galena | PbS | Lead, Silver | Often contains impurities, such as silver which makes this an important silver ore too. |
Hematite | Fe2O3 | Iron | Silver gray to black opaque crystal. |
Limestone | CaCO3 | Calcium | Varieties of limestone include marl, chalk, oolite, travertine, dolomite, and marble. |
Limonite | FeO(OH)*nH2O | Iron | Not a true mineral. Actually deposit of secondary origin (ie, formed by alteration of minerals containing iron). |
Monazite | (Ce,La,Y,Th)PO4 | Rare Earths | Source for rare earth elements in the cerium group. |
Pyrite iron pyrites |
FeS2 | Iron, Sulfur | Fool's Gold. Pale brass-yellow color. In spite of the nickname, one variation, auriferous pyrite, is actually a source for gold. |
Stibnite | Sb2S3 | Antimony | Silvery gray |
Zircon |
ZrSiO4 HfSiO4 |
Zirconium, Hafnium | Occurs as small tetragonal crystals. Zircon is typically 1 to 3% Hafnium. |
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