Bannisterite, New South Wales, Australia, Cabinet-Sized Specimen

Approx. Dimensions: 3.3 in x 1.8 in x 1.2 in 

Approx. Weight: 83 grams

A platy, well-defined specimen of Bannisterite from the Broken Hill Mine. A rare mineral specimen in rich black and with a unique shape. One prominent plate protrudes at an angle from the top of the piece with the tail end curving down and around on the opposite side.