Calcite with Siderite, Dolomite and Hematite

Schlema-Hartenstein District, Erzgebirgskreis, Saxony/Sachsen  Germany

Specimen size: 13.3 × 10.5 × 4.8 cm = 5.24” × 4.13” × 1.89”
Main crystal size: 3 × 2.5 cm = 1.18” × 0.98”