braunite

[brou-nahyt]

Origin of braunite

1830–40; named after A. E. Braun (1809–56), German official; see -ite1
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Historical Examples of braunite


British Dictionary definitions for braunite

braunite

noun
  1. a brown or black mineral that consists of manganese oxide and silicate and is a source of manganese. Formula: 3Mn 2 O 3 .MnSiO 3

Word Origin for braunite

C19: named after A. E. Braun (1809–56), German official in the treasury at Gotha
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