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MD-154631
Sincosite
Small Cabinet, 7.9 x 3.5 x 1.7 cm
Ross Hannibal Mine (North Star Mine; Hannibal Mine; and Mikado Mine), Lead District, Lawrence Co., South Dakota, USA
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Sincosite is an ULTRA RARE calcium vanadium phosphate. This superb, rich specimen has LARGE, tabular grass-green crystals to 3 mm aesthetically strewn across the matrix. The mine is now closed and this specimen was mined in the early 1990s. Ex. Tom and Melissa Campbell Collection.