LARGE MINERAL SPECIMEN OF MANGANESE-SILVER ORE FROM LINCOLN CO., NV

Description

THIS IS A LARGE SPECIMEN OF
MASSIVE PYROLUSITE WITH AN UNKNOWN SILVER MINERAL AND NO MATRIX.
IT IS FROM THE
BLACK METALS MINE, BRISTOL-JACKRABBIT DISTRICT, LINCOLN CO., NEVADA.
THE SPECIMEN
MEASURES APPROXIMATELY 11 X 8 X 8 cm.
AND
WEIGHS 700.2 gm
.  THE MANGANESE ORE CONTAINED GOOD SILVER VALUES.
ANALYTICAL PROCEDURES ON THIS TYPE OF ORE ARE VERY DIFFICULT AND THE NATURE OF THE SILVER MINERAL HAS NEVER BEEN DETERMINED, HOWEVER, THE ORE DOES ASSAY FOR SILVER, WHICH WAS RECOVERED AT THE SMELTER.  THIS IS DIRECT SMELTING ORE.  SEE PICTURES.  I WILL COMBINE SHIPPING WHEN POSSIBLE.  THANKS FOR LOOKING.