This exquisite display specimen features a rare Yellow Angelwing-type Calcite on Black Sphalerite. The Large cabinet size showcases the stunning beauty of this fine mineral, which has not been modified in any way. The Calcite is believed to have originated from Longyan Mine, Fujian Province, China These BIG ones are Very Rare now-a-days. 11.0″ x 7.0″ x 3.0 – 10 Lbs. I have a limited number of these extremely Rare pieces offered at a Very low price – but they won’t last long!