iron_manganese_tungsten (HyperDic hyper-dictionary)

English > 1 sense of the expression *iron manganese tungsten*:
NOUN	substance	iron manganese tungsten, wolframite	a mineral consisting of iron and manganese tungstate in crystalline form

English > *iron manganese tungsten*: 1 sense > noun 1, substance
Meaning	A mineral consisting of iron and manganese tungstate in crystalline form; the principal ore of tungsten; found in quartz veins associated with granitic rocks.
Synonym	wolframite
Broader	mineral	Solid homogeneous inorganic substances occurring in nature having a definite chemical composition
Substances	tungsten, wolfram, W, atomic number 74	A heavy grey-white metallic element
Spanish	wolframita
Catalan	wolframita

HyperDic: iron_manganese_tungsten