Cassiterite and Quartz with Smoky Quartz Phantoms Jamesonite A decent thumbnail sized specimen

A decent thumbnail sized specimen of Amazonite with a handful of fairly sharp

Specimen # BOL711B143

The termination on the above specimen is very sharp and highly lustrous

These were the first Barites that I personally ever acquired from Bolivia

The reverse side of the specimen shows exceedingly rare

Cassiterite and Quartz with Smoky Quartz Phantoms Jamesonite A decent thumbnail sized specimenThe Viloco Mine (sometimes called Araca) for many years has stood as one of the top Cassiterite localities in the world. This mine is still active today and bears the unique distinction of producing the only GEM quality (facet grade) Cassiterites from any mine in Bolivia. Considering the millions of tons of tin ore that Bolivia has yielded, the fact that only one mine ever produced transparent Cassiterite is remarkable. This attractive display piece