Sphalerite Fl orange, Galena,Pyrite Winfield PA (parallel)
Sphalerite Fl orange, Galena,Pyrite Winfield PA (cross)
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Sphalerite Fl orange, Galena,Pyrite Winfield PA (parallel)
Sphalerite Fl orange, Galena,Pyrite Winfield PA (cross)
Use your browser's zoom function to adjust picture size, usually Ctrl + and Ctrl - , or click picture for full size.