† pyrityadj.
Obsolete. rare.
Containing or yielding pyrites.
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the world > the earth > minerals > mineral sources > [adjective] > yielding a mineral or metal > pyrites
pyritical1734
pyritose1741
pyritous1741
pyritic1751
pyrity1757
pyritaceous1784
pyritiferous1828
1757 tr. J. F. Henckel Pyritologia 175 Small or poor ores, which are commonly quartzy, mock-leady, and pyrity [Ger. quertzig, blendig und kiesig].
1757 tr. J. F. Henckel Pyritologia 313 All we learn from the accounts from the Rammelsberg is, that the ores there are also pyrity [Ger. kiesig] and mock-leady.
This entry has been updated (OED Third Edition, December 2007; most recently modified version published online June 2018).
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