Calcite with inclusions of 'plumosite'

Stan Trg (Stan Terg, Stari Trg) Mine, Trepča Complex, Trepča Valley, Kosovska Mitrovica, Kosovska Mitrovica District, Kosovo  Kosovo (2010)

Specimen size: 8.8 × 6.7 × 5 cm = 3.46” × 2.64” × 1.97”
Main crystal size: 3.6 × 2.7 cm = 1.42” × 1.06”