Calcite coated by Hematite and Quartz

Liangxi mining district, Datian, Sanming Prefecture, Fujian Province  China (±2014)

Specimen size: 12.4 × 9.8 × 7 cm = 4.88” × 3.86” × 2.76”
Main crystal size: 5.7 × 5.6 cm = 2.24” × 2.20”