Fluorapatite with Calcite

Slyudyanka (Sludyanka), Lake Baikal area, Irkutsk Oblast, Zabaykalsky Krai  Russia

Specimen size: 7.7 × 6 × 3.2 cm = 3.03” × 2.36” × 1.26”
Main crystal size: 4.1 × 1 cm = 1.61” × 0.39”