Quartz (var: Smoky) (“phantom” group) Sphalerite Only a very small percentage

Only a very small percentage of the Augelites from Machacamarca are found in twinned crystals

lustrous and GEMMY the crystals are

Viloco (sometimes called Araca) for many years has stood as one of the top Cassiterite localities in the world

For a final aesthetic touch

but it’s time for it to find a new home

Quartz (var: Smoky) (“phantom” group) Sphalerite Only a very small percentageWhen it comes to mineral species, people tend to associate Bolivia with Vivianite, Cassiterite and Silver species, but there is a Gold mining operation in the north that has produced some of the finest "phantom" Quartz specimens from any locality I have seen. This specimen consists of dozens of sharp, gemmy, prismatic hexagonal crystals of Quartz (var: Smoky Quartz) that range in color from a very pale smoky color to a rich nearly "morion" black at