Stibiconite ps. after stibnite La Bufa Mine, Catorce, San ...
Description:
Stibiconite ps. after stibnite La Bufa Mine, Catorce, San Luis Potosi, Mexico 7.8 x 9.0 cm. Prismatic crystals of stibnite replaced by yellowish-tan stibiconite on a quartz matrix.
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