Freieslebenite

Himmelsfürst Mine, Brand-Erbisdorf, Freiberg District, Erzgebirgskreis, Saxony/Sachsen  Germany

Specimen size: 1.6 × 1.4 × 0.8 cm = 0.63” × 0.55” × 0.31”
Main crystal size: 0.6 × 0.5 cm = 0.24” × 0.20”