Definitions for wolframiteˈwʊl frəˌmaɪt, ˈvɔl-
Random House Webster's College Dictionary
wolf•ram•iteˈwʊl frəˌmaɪt, ˈvɔl-(n.)
a mineral, iron manganese tungstate, (Fe,Mn)WO4, occurring in heavy grayish black to brownish black tabular or bladed crystals: an important ore of tungsten.
Category: Mineralogy
Origin of wolframite:
1865–70
Princeton's WordNet
wolframite, iron manganese tungsten(noun)
a mineral consisting of iron and manganese tungstate in crystalline form; the principal ore of tungsten; found in quartz veins associated with granitic rocks
Wiktionary
wolframite(Noun)
A mineral that consists of a tungstate of iron and manganese; (Fe,Mn)WO.
Origin: From Wolframit, from Wolfram, tungsten
Webster Dictionary
Wolframite(noun)
tungstate of iron and manganese, generally of a brownish or grayish black color, submetallic luster, and high specific gravity. It occurs in cleavable masses, and also crystallized. Called also wolfram
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