copperasinen.
/ˈkɒpərəsiːn/ Mineralogy.
A sulphate of iron and copper from the decomposition of copper pyrites; allied to Jarosite.
ΚΠ
1859 Amer. Jrnl. Sc. 2nd Ser. 28 129 Copperasine.
This entry has not yet been fully updated (first published 1893; most recently modified version published online June 2018).
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n.1859