Science

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…

Basic Trigonometric Ratios and their Names “Trigon” is Greek for the triangle, and “metric” is Greek for measurement. The trigonometric ratios are special measurements of…

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…

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…