(mineralogy) A trigonal-ditrigonal pyramidal mineral containing aluminum, calcium, chlorine, fluorine, hafnium, hydrogen, iron, manganese, niobium, oxygen, potassium, silicon, sodium, strontium, tantalum, titanium, yttrium, and zirconium, as well as lanthanum, cerium, praeseodymium, neodymium, and samarium.
Related Words
Related dictionary entries include ferrokaersutite, carbokentbrooksite, kentbrooksite, ferroholmquistite, ferrotschermakite, shafranovskite.