Geographic Minerals

Bassanite is a calcium sulfate mineral with formula CaSO4·0.5(H2O) or 2CaSO4·H2O. In other words, it has half a water per CaSO4 unit hence its synonym…

Barytocalcite is an anhydrous barium calcium carbonate mineral with the chemical formula BaCa(CO3)2. It is rare to an uncommon mineral that can be found in…

Baryte or barite (BaSO4) is a mineral consisting of barium sulfate. It is well-known for its great range of colors and varied crystal habits. It…

Barstowite, formula Pb4[Cl6|CO3]•H2O, is transparent to the white mineral in the monoclinic system. It has a Mohs hardness of 3, a white streak and an…

Barrerite is a tectosilicate mineral and a member of the zeolite family. It is one of the rarer zeolites. It was named for Richard Barrer,…

Bararite is a natural form of ammonium fluorosilicate (also known as hexafluorosilicate or fluosilicate). It is a trigonal-hexagonal scalenohedral white mineral containing fluorine, hydrogen, nitrogen,…

Baotite, formula- [Ba4Ti4(Ti, Nb, Fe)4(Si4O12)O16Cl] is a rare mineral recognized as having a unique four-fold silicate ring. Crystals are tetragonal, though commonly deformed to the…

Banalsite is a rare barium, sodium aluminum silicate mineral with formula: BaNa2Al4Si4O16. Banalsite is a tectosilicate of the feldspar group. It is not radioactive. It…

Balangeroite is found in one of the most important chrysotile mines in Europe, the Balangero Serpentinite. Hence, it is usually mistaken as an asbestiform in…

Bakerite is a rare boro-silicate that was discovered in Death Valley, California and is still only found in abundance there. It is the common name…

Baddeleyite is a rare zirconium oxide mineral (ZrO2 or zirconia), occurring in a variety of monoclinic prismatic crystal forms. It is transparent to translucent, has…

Babingtonite is a calcium iron manganese inosilicate mineral with the formula Ca2(Fe, Mn) FeSi5O14(OH). It is a member of the Babingtonite group of minerals. It…