Calcite and Heulandite on Quartz - , India - 20 x 15 cm, 6 X 4 cm calcite crystal
Mineral: Calcite and Heulandite on Quartz
Locality: Jalgaon District, Maharashtra, India
Dimensions: 20 x 15 cm, 6 X 4 cm calcite crystal

Description: the biggest calcite crystal covered by quartz is 6 cm long