different between praeseodymium vs ferrokentbrooksite

English

praeseodymium (uncountable)

ferro- +? kentbrooksite

ferrokentbrooksite

(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.

David Barthelmy (1997–2021) , “Ferrokentbrooksite”, in Webmineral Mineralogy Database

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