libethenite
noun
li·beth·en·ite
| \ lə̇ˈbethəˌnīt\
plural -s
Definition of libethenite
: an olive green orthorhombic mineral Cu2(PO4)(OH) consisting of a basic copper phosphate and occurring in small prismatic crystals or in globular or reniform masses (hardness 4, specific gravity 3.6–3.8)
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