“Interesting curious small specimen with a 4 mm green Sphalerite crystal associated with Calcite. Obtained from Mr. Möhler/Graz. The exact find is described as: "Lüfter Stollenmeter 360" (should be: the fan to 360 m of the tunnel). In my personal collection. Photo Simone Citon”

“Interesting curious small specimen with a 4 mm green Sphalerite crystal associated with Calcite. Obtained from Mr. Möhler/Graz. The exact find is described as: "Lüfter Stollenmeter 360" (should be: the fan to 360 m of the tunnel). In my personal collection. Photo Simone Citon”