plural -s
: a mineral (Ca,Mn)(Mg,Fe,Mn)Si2O6 that is a brown to black variety of pyroxene containing manganese and frequently much iron

Word History


Swedish schefferit, from H. T. Scheffer †1759 Swedish chemist + Swedish -it -ite

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Dictionary Entries Near schefferite

Cite this Entry

“Schefferite.” Dictionary, Merriam-Webster, Accessed 24 Apr. 2024.

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