Choice little group of Acanthite crystals. The location only produced Acanthite and Silver specimens for a short while.
Locality: 66 Line Mine, Lingqiu, Shanxi Province, China
Dimensions: 2.5 x 2.8 x 1.8 cm.
Fine thumbnail crystal, rich orange color so typical of Old Yuma Mine wulfenite.
Locality: Old Yuma Mine, Tucson, Pima County, Arizona
Dimensions: 2.1 x 2.0 x 2.1 cm.