S22436 - Hyalophane - $450
Zagradski Potok Mine, Zagradski Creek, Busovaca, Bosnia-Herzegovina
Overall Size: 7.3 x 4.5 cm
A member of the feldspar group, hyalophane is still in use though not a recognised mineral species. This specimen shows glassy faced crystals that are actually transparent. A twinned floater of great quality that is much better in person.