Geographic Minerals

Bergenite is a rare uranyl phosphate of the more specific phosphuranylite group. It was named for the type locality near Bergen at the Streuberg quarry…

Berborite is a beryllium borate mineral with the chemical formula Be2(BO3)(OH, F)·(H2O). It is colorless and leaves a white streak. It is not Radioactive. It…

Beraunite is an iron phosphate mineral. It is scarce, but popular phosphate mineral for collectors. It can have a nice color and luster and its…

Bentorite is a mineral with the chemical formula Ca6(Cr, Al)2(SO4)3(OH)12·26(H2O). It is a rare sulfate with chromium, which most likely is the cause of the…

Benstonite is a mineral with formula Ba6Ca6Mg(CO3)13. Discovered in 1954, the mineral was described in 1961 and named after Orlando J. Benston (1901–1966). It is…

Benitoite is a rare blue barium titanium silicate mineral, found in hydrothermally altered serpentinite. It is a rare gemstone, and for all practical purposes only…

Becquerelite is a uranium mineral with the chemical formula: Ca(UO2)6O4(OH)6·8(H2O). It is a highly radioactive and interesting mineral. It is a secondary mineral which contains…

Bazzite is a beryllium scandium cyclosilicate mineral with chemical formula: Be3Sc2Si6O18 (Be3(Sc,Fe)2Si6O18 or Be3(Sc, Al)2Si6O18). It crystallizes in the hexagonal crystal system typically as small…

Bayleyite is a uranium carbonate mineral with the chemical formula: Mg2(UO2)(CO3)3· 18(H2O). It is a rare mineral that can be found in localities in the…

Bayldonite is a rare secondary mineral with the chemical formula PbCu3(AsO)2(OH)2. is another attractive arsenate mineral formed in the oxidation zone of the ore deposit.…

Baumhauerite (Pb3As4S9) is a rare lead sulfosalt mineral. It crystallizes in the triclinic system, is gray-black to blue-gray and its luster is metallic to dull.…

Bastnasite, which is sometimes spelled as bastnaesite, is one of a few rare earth carbonate minerals. Bastnäsite was first described by the Swedish chemist Wilhelm…