Aurichalcite Locality: 79 Mine (79th Mine; Seventy-Nine Mine; Seventy-Nine property; McHur prospect), Chilito, Hayden area, Banner District, Dripping Spring Mts, Gila County, Arizona, USA (Locality at mindat.org) Sparkling balls of needle-like crystals, of a gorgeous blue-green hue, against a contrasting matrix around the rim – from the very desirable old locality of the 79 Mine. 3.9 x 4.3 x 2.4 cm
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