penninite

[ pen-uh-nahyt ]

nounMineralogy.
  1. a member of the chlorite group, rhombohedral in habit.

Origin of penninite

1
1865–70; <German Pennin (after the Pennine Alps) + -ite1
  • Also pen·nine [pen-in, -ahyn]. /ˈpɛn ɪn, -aɪn/.

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How to use penninite in a sentence

  • There is, perhaps, no scene of greater geological confusion than that presented by the western flanks of the Pennine chain.

British Dictionary definitions for penninite

penninite

/ (ˈpɛnɪˌnaɪt) /


noun
  1. a bluish-green variety of chlorite occurring in the form of thick crystals

Origin of penninite

1
C20: from German Pennin Pennine (Alps) + -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