BOULANGERITE
    
Meaning of BOULANGERITE in English
	
( n. )
 A mineral of a bluish gray color and metallic luster, usually in plumose masses, also compact. It is a sulphide of antimony and lead.
	
	
	Webster's Revised Unabridged English Dictionary.
    	Пересмотренный полный словарь английского языка Webster.
	2012