Large Gem Sphalerite Cluster from USA - 3.9" - 456 Grams

A very nice gem quality Sphalerite cluster with some faces and a really nice transparency. Great sample of Sphalerite from a mine that was shut down in 1989.
Location: USA
Size: 10.0 x 8.4 x 7.0 Centimeters
Weigh: 456 Grams