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piedmontite
[ peed-mon-tahyt ]
/ ˈpid mɒnˌtaɪt /
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noun
a mineral, similar to epidote but containing manganese: found in schists and manganese ores.
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Which of the following nouns has an irregular plural form?
Words nearby piedmontite
pied-de-biche spoon, piedfort, pied goose, Piedmont, Piedmontese, piedmontite, pied noir, pie-dog, Pied Piper, pied-piping, piedra
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use piedmontite in a sentence
Amongst the latter, in Shikoku, there is an extremely interesting rock consisting largely of piedmontite.
British Dictionary definitions for piedmontite
piedmontite
piemontite
/ (ˈpiːdmɒnˌtaɪt, -mən-) /
noun
a dark red mineral occurring in metamorphic rocks: a complex hydrated silicate containing calcium, aluminium, iron, and manganese. Formula: Ca 2 (Al,Fe,Mn) 3 (SiO 4) 3 OH
Word Origin for piedmontite
C19: from Piedmont in Italy
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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