White Hexagonal Columnar Calcite with Black Scalenohedron Colour Zoning
Dimension: 6.1cm x 4.4cm x 3cm Weight: 52g Locality: Yongchun Co., Quanzhou prefecture, Fujian, China. A unique specimen of white hexagonal columnar calcite with black scalenohedron colour zoning from Fujian, China. It is a two generation growth calcite where the inner black scalenohedron formed first, then the white hexagonal calcite covered the black crystal. The Calcite fluoresces a bright pink under UV lighting (365 nm). The reverse matrix side appears to have druzy quartz covering. Specimen of this kind was first discovered in Nov 2017, it is a unique crystal habit for calcite only found in China, quite uncommon and the locals called it "panda calcite".