bytownite

[bahy-tou-nahyt]

by·town·ite

[bahy-tou-nahyt]
noun
a blue to dark-gray mineral near the anorthite end of the plagioclase feldspar group.

Origin:
1865–70; named after Bytown (old name of Ottawa, Canada), where first found; see -ite1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Bytownite is always a great word to know.
So is flibbertigibbet. Does it mean:
a chattering or flighty, light-headed person.
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
American Heritage
Science Dictionary
bytownite   (bī-tou'nīt)  Pronunciation Key 
A bluish to dark gray triclinic mineral of the plagioclase feldspar group. Bytownite occurs in alkaline igneous rocks. Chemical formula: (Ca,Na)(Si,Al)4O8.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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