Galena with Calcite, Kruchev dol Mine, Madan District, Smolyan Oblast, Bulgaria Miniature 2.5 x 4 x 5 cm $45. Online 6/16
Highly modified galena in combination with white 'disk-like' calcite. The galena is twinned on the Spinel Law with complex parallel growth on the octahedron and it appears there is also Penetration Law twinning between the Spinel twins. There was just one occurrence of these galenas in 2010. In great condition.