Pyrite “horseshoe” with Siderite on Sphalerite Britholite but clusters such as this

but clusters such as this specimen only existed in about 5% of the pieces found

rarity and artistic configuration of this specimen

very well crystallized

A pair of classic finger-shaped casts of Prehnite after Anhydrite with good luster on the display side

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

Pyrite “horseshoe” with Siderite on Sphalerite Britholite but clusters such as thisThe 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