Hopeite (!!) with Phosphophyllite (first known specimens from South America!) fly let alone a twinned crystal

let alone a twinned crystal on matrix is exceedingly rare

Tony Kampf at the L

as the mine is a large commercial production

or a species/association collector

and it is one of the best crystalline Bolivian Silvers that I have handled in recent months

Hopeite (!!) with Phosphophyllite (first known specimens from South America!) fly let alone a twinned crystalOne of the most exciting and yet incredibly limited discoveries for Bolivian minerals. Bolivia is well known for its phosphate minerals, but Hopeite (despite its fairly simple chemistry) has never been reported. This is not only a first time find for Hopeite from Bolivia, but to the best of my knowledge, these specimens are the first ever Hopeites from South America! I acquired just a few of these specimens in 2011 and I honestly thought them to be a