TANTALITE

tantalite

(noun) a mineral consisting of tantalum oxide of iron and manganese that occurs with niobite or in coarse granite; an ore of tantalum

Source: WordNet® 3.1


Etymology

Noun

tantalite (plural tantalites)

(mineral) A dark-brown mineral that is an ore of tantalum and niobium, of the chemical formula (Fe, Mn) Ta2O6.

Source: Wiktionary


Tan"ta*lite, n. Etym: [Cf. F. tantalite.] (Min.)

Definition: A heavy mineral of an iron-black color and submetallic luster. It is essentially a tantalate of iron.

Source: Webster’s Unabridged Dictionary 1913 Edition



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SENSE

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