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The piece features an excellent
From the collection of T
No damage on the top / display side of the piece
The blending of both the euhedral crystals with their defined geometric form against the free-flowing
Sphalerite on Siderite Anhydrite The piece features an excellentFrom my own personal collection, this cabinet sized display specimen is a quintessential Gilman sulfide carbonate association piece. Several remarkably sharp AND lustrous crystals of reddish black Sphalerite with notably SMOOTH faces hardly any striations at all on many faces are gently intermixed and sitting atop a crystallized plate of soft beige cream colored compressed rhombohedra or discs of Siderite. The piece was mined in 1978, and I actually
