Pyrite “horseshoe” with Siderite on Sphalerite Britholite and certainly a step above

and certainly a step above the vast majority of Cassiterites from Viloco

slightly hydrothermally etched

rarity and artistic configuration of this specimen

Out of the hundreds of pieces I've seen from this area

Pyrite “horseshoe” with Siderite on Sphalerite Britholite and certainly a step aboveThe Eagle mine is probably best known for its pyritohedral Pyrite specimens. Here we have a gorgeous display piece featuring a predominant and highly unusual archway or horseshoe shaped group of sparkling brilliant golden color Pyrite pyritohedra which are associated with additional Pyrites and sitting amongst remarkably sharp AND lustrous crystals of jet black Sphalerite with notably SMOOTH faces hardly any striations at all on many faces are gently