Definition of hiddenite in English:

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hiddenite

Pronunciation: /ˈhɪd(ə)nʌɪt/

noun

[mass noun]
A rare green gem variety of spodumene (an aluminosilicate mineral).
Example sentences
  • It is well known as a common constituent of what appear to be alpine-cleft-type pockets that locally contain emerald and spodumene (the variety hiddenite) in Alexander County.
  • This type of pegmatite, or one closely allied to it, also contains hiddenite as hypidiomorphic crystals within the pegmatite itself.

Origin

Late 19th century: named after William E. Hidden (1832–1918), American mineralogist.

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