Large Colombian Quartz Cluster TF2589 smoky What sets manganoan calcite apart

What sets manganoan calcite apart is its fluorescence

Weight: 290 grams

is an organic gemstone formed from the fossilized resin of ancient conifer trees approximately 40 to 50 million years ago

during this growth process

Large Colombian Quartz Cluster TF2589 smoky What sets manganoan calcite apartLarge Colombian Quartz Cluster Approx. Dimensions: 11x7x5 inches Approx. Weight: 1500 grams Locality: Santander, Colombia This is a large and incredible clsuter of quartz from Santander, Colombia. The back of the piece has small, druzy quartz crystals coating the host stone. The front of the cluster has hundreds of small terminations and one large cluster of crystals with green chlorite inclusions, as well as Cookeite. All of the terminations are in