Definitions
from The Century Dictionary.
- noun A variety of rhodonite or manganese silicate, occurring at Cummington, Massachusetts.
- noun An iron-magnesia variety of amphibole from the same locality.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun mineralogy A
mineral ,magnesium -iron silicate hydroxide , (Mg,Fe)7Si8O22(OH)2.
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
Cummington + -ite, since it was originally discovered in Cummington, Massachusetts.
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Examples
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sionnach commented on the word cummingtonite
a felicitously-named mineral first found in Cummington, Massachusetts.
January 12, 2009
sionnach commented on the word cummingtonite
Who is the 3rd anonymous Wordie on whose list this allegedly appears?
March 4, 2009
Prolagus commented on the word cummingtonite
sionnach, I found the answer!
April 7, 2009
sionnach commented on the word cummingtonite
*is super-impressed by Pro's detective skills*
April 7, 2009
dontcry commented on the word cummingtonite
Ditto!
April 7, 2009
bilby commented on the word cummingtonite
Pretty.
November 2, 2015