Calcite from Tonglvshan Mine, Daye, Hubei, China. Calcite specimen wide around 6.2cm, biggest calcite crystal wide around 2.3cm. Glassy luster, translucent to transparent, calcite is twin shape, has brown second crystallized inclusion, on the brown dolomite clusters, the specimen also be covered by some shiny small chalcopyrite. Cute calcite specimen! NO.20230621FJ62