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pinakiolite

noun
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pi·​nak·​i·​o·​lite | \ pə̇ˈnakēəˌlīt \
plural -s

Definition of pinakiolite

: a magnesium and manganese borate Mg3Mn3B2O10 occurring in small black tabular crystals

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History and Etymology for pinakiolite

German pinakiolith, from Greek pinakion small tablet (diminutive of pinak-, pinax board, tablet) + German -lith -lite

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Cite this Entry

“Pinakiolite.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/pinakiolite. Accessed 13 December 2019.

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