Definition of ilvaite in English:

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ilvaite

Pronunciation: /ˈilvəˌīt/

noun

A mineral consisting of a basic silicate of calcium and iron, typically occurring as black prisms.
Example sentences
  • There are exceptions, such as German manganite, some Bolivian and Chinese cassiterite, Russian ilvaite, Brazilian and Namibian schorl, Panasqueira ferberite, and rutile, especially that from Graves Mountain, Georgia.
  • As the first snowflakes of the season were falling, I bought a nice thumbnail of ilvaite on hedenbergite for only $10!
  • Several smaller ilvaite crystals and some associated quartz crystals fill out the rest of this wonderful display piece.

Origin

Early 19th century: from Latin Ilva 'Elba'(an Italian island in the Mediterranean) + -ite1.

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