Calcite

Provenance is always a bonus and illustrated in a major publication is a great bonus. This piece was once in the J. Geiges collection and was illustrated in the 2010 Mineralogical Record Volume 41 #2 page 167 figure 11. It found its was to Frank Imbriacco III and eventually to Kenny Gay via John Betts for $450. The mine was worked since the 1890’s and dug for specimens in the early 2000’s. It is a textbook 0112 twin. Comes with a small certificate from the MR along with all heritage labels.

Locality: Fanwood Quarry(Weldon Quarry), Watchung, Somerset County, New Jersey

Composition: calcium carbonate