Clear cubic Fluorite hosts a series of scalenohedral Calcite crystals within the cluster and on the reverse that fluoresce red under longwave UV, while the Fluorite fluoresces bluish purple. Fluorite cubes and staircases in excellent condition host a series of Calcite crystals of various scales. Contrasts of shape and tone create a singularly unique small cabinet specimen. Ex. Ambrosino Collection. Xianghualing Mine, Xianghualing Sn-polymetallic ore field, Linwu Co., Chenzhou, Hunan, China. 3" x 2" x 2", 4.2 oz