powellite

English

Etymology

Named after American geologist John Wesley Powell (1834–1902), +‎ -ite.

Noun

powellite (countable and uncountable, plural powellites)

Powellite
  1. (mineralogy) A tetragonal-dipyramidal mineral containing calcium, molybdenum, and oxygen.

Further reading

  • “Powellite” in David Barthelmy, Webmineral Mineralogy Database, 1997–.
  • powellite mindat.org‎, Hudson Institute of Mineralogy, accessed 29 August 2016
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