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franklinite

[ frangk-li-nahyt ]
/ ˈfræŋk lɪˌnaɪt /
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noun

a mineral of the spinel group, an oxide of zinc, manganese, and iron, occurring in black octahedral crystals or in masses: formerly mined for zinc.

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Origin of franklinite

1810–20, Americanism; named after Franklin, New Jersey, where it is found; see -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for franklinite

  • Franklinite, a zinc-manganese ore, is also a common source of supply.

    The A B C of Mining|Charles A. Bramble
  • 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
  • Commercially it is often made from franklinite in the following way.

British Dictionary definitions for franklinite

franklinite
/ (ˈfræŋklɪˌnaɪt) /

noun

a black mineral consisting of an oxide of iron, manganese, and zinc: a source of iron and zinc. Formula: (Fe,Mn,Zn) (Fe,Mn) 2 O 4

Word Origin for franklinite

C19: from Franklin, New Jersey, where it is found, + -ite 1
Collins 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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