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From the amazing find in November 2004
Although the Sweet Home mine is most famous for its Rhodochrosite specimens
Several very sharp
the small amount of damage is forgivable
Franckeite (rare matrix specimen) Sphalerite From the amazing find inThis specimen was mined in the late 1970s early 1980s. I think it goes without saying that the finest specimens of Franckeite are found at this mine. This is one of my favorite species from Bolivia, as it has an interesting chemistry, unique crystals, and it belongs to the only group of minerals that form naturally round or cylindrical crystals! Keep in mind that this is one of the rarest sulfosalts in the world, and good display specimens of this
