fergusonite (HyperDic hyper-dictionary)

English > 1 sense of the word *fergusonite*:
NOUN	substance	fergusonite	a dark mineral consisting of oxides of yttrium and erbium and tantalum and other minerals

English > *fergusonite*: 1 sense > noun 1, substance
Meaning	A dark mineral consisting of oxides of yttrium and erbium and tantalum and other minerals.
Broader	mineral	Solid homogeneous inorganic substances occurring in nature having a definite chemical composition
Substances	erbium, Er, atomic number 68	A trivalent metallic element of the rare earth group
	tantalum, Ta, atomic number 73	A hard grey lustrous metallic element that is highly resistant to corrosion
	yttrium, Y, atomic number 39	A silvery metallic element that is common in rare-earth minerals
Spanish	fergusonita
Catalan	fergusonita

HyperDic: fergusonite