- Minerva Mine, Cave-in-Rock, Hardin County, Illinois, USA
- Miniature, 5.5 x 4.1 x 3.6 cm
- Ex. Martin Zinn
A very fine crystal, doubly-terminated, complete all around, and TRANSLUCENT, perched on a natural pedestal in its middle! This is a superb piece, about as good as you can ask for in a miniature-sized example of the species!