willemite
a mineral, a zinc silicate, Zn2SiO4, sometimes containing manganese, occurring in prismatic crystals or granular masses, usually greenish, sometimes white, brown, or red: a minor ore of zinc.
Origin of willemite
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use willemite in a sentence
In the New Jersey mines the zinc ores are the oxides zincite and willemite, and the zinc-iron oxide franklinite.
The A B C of Mining | Charles A. Bramble
British Dictionary definitions for willemite
/ (ˈwɪləˌmaɪt) /
a secondary mineral consisting of zinc silicate in hexagonal crystalline form. It is white, colourless, or coloured by impurities and is found in veins of zinc ore. Formula: Zn 2 SiO 4
Origin of willemite
1Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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