Learn about Pyrargyrite
ruby-silver with deep red color in transmitted light, dark reflective surface, and sharp trigonal prisms on matrix; scarce, highly collectible.Fresnillo
Fresnillo, Mexico — premier silver locality with Ag-Pb-Zn epithermal veins; coveted sulfosalts like pyrargyrite, acanthite, stephanite, polybasite on calcite.
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