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amblygonite

American  
[am-blig-uh-nahyt] / æmˈblɪg əˌnaɪt /

noun

  1. a mineral, a lithium aluminum fluorophosphate, Li(AlF)PO 4 : an ore of lithium.


amblygonite British  
/ æmˈblɪɡəˌnaɪt /

noun

  1. a white or greyish mineral consisting of lithium aluminium fluorophosphate in triclinic crystalline form. It is a source of lithium. Formula: (Li,Na)Al(PO 4 )(F,OH)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of amblygonite

1840–50; < Greek amblygṓn ( ios ) ( amblý ( s ) blunt, obtuse + gōní ( a ) angle + -os adj. suffix) + -ite 1