<a href="https://en.wikipedia.org/wiki/Mohawkite" class="extiw" title="en:Mohawkite">Mohawkite nugget</a>, a mixture of <a href="https://en.wikipedia.org/wiki/domeykite" class="extiw" title="en:domeykite">domeykite</a>, <a href="https://en.wikipedia.org/wiki/algodonite" class="extiw" title="en:algodonite">algodonite</a> and native copper, chemical formula: Cu<sub>3</sub>As up to Cu<sub>6</sub>As. Locality: Mohawk Mine, Houghton, Keweenaw, Michigan, USA. Size ca. 50 × 40 × 28 mm. Collection M.R.
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GFDL 1.2
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