ex. Don Belsher Collection
From a rare find in the Viburnum, Trend, Missouri comes this extra-small specimen of Massive Galena (a lead sulfide), the most important ore mineral ...
This specimen of Galena and Sphalerite is really a great piece.
Location: Xinjiang Province, China
Location: Minas Gerais, Brazil
Calcite Pseudo-morphed after Ikatite.
Calcite Pseudo-morphed after Ikatite.
Calcite Pseudo-morphed after Ikatite.
Calcite Pseudo-morphed after Ikatite.
An actual leaf is covered with liquid metal that burns off the membrane of the leaf, but leaves the skeleton of the leaf intact and then ...