Aurichalcite, Hemimorphite, Calcite
Farmers Cooperative Limestone Quarry, New London, Frederick County, Maryland, USA
Cabinet specimen of aurichalcite with calcite and small hemimorphite crystals on marble.
Sample is about 13.5 cm in longest dimension, with the largest aurichalcite cluster about 1.5 cm. across. Aurichalcite was verified by XRD analysis in 2015. Self collected by Bill Cordua, circa 1970. Farmers Cooperative Limestone Quarry, near New London, ...