Cassiterite and Quartz with Smoky Quartz Phantoms Valentinite This locality has produced what

This locality has produced what must be the finest twinned Ferberite crystals extant

and certainly better than most from this locality

Keep in mind that there are no other localities producing Magnetites of this quality today

This superb

The left edge has a contact

Cassiterite and Quartz with Smoky Quartz Phantoms Valentinite This locality has produced whatThis attractive display piece features a few sharp lustrous, black cyclic twinned crystals which are associated with unique prismatic Quartz crystals containing rarely seen small Smoky Quartz phantoms. Based upon the presence of the Smoky Quartz phantoms and the sheer three dimensional appeal, this is a special Cassiterite, and certainly one of the more interesting and eye catching pieces that Ive offered. Definitely different from your typical Viloco