Acuminite

Acuminite is a rare halide mineral of with chemical formula: SrAlF₄(OH)·(H₂O). Its name comes from the Latin word acumen, meaning "spear point". Its Mohs scale rating is 3.5.

Acumenite has only been described from its type locality of the cryolite deposit in Ivigtut, Greenland.

单词	Acuminite
释义	Acuminite 英语百科 Acuminite Acuminite is a rare halide mineral of with chemical formula: SrAlF₄(OH)·(H₂O). Its name comes from the Latin word acumen, meaning "spear point". Its Mohs scale rating is 3.5. Acumenite has only been described from its type locality of the cryolite deposit in Ivigtut, Greenland.
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