Calcite with Feldspar, Quartz and Pyrite

Schönbrunn, Oelsnitz, Vogtlandkreis, Saxony/Sachsen  Germany

Specimen size: 9.1 × 7.6 × 5.5 cm = 3.58” × 2.99” × 2.17”
Main crystal size: 5.2 × 3.8 cm = 2.05” × 1.50”