Silver, Gold Ore Black Crystal Granite 1800s Ore Knob Copper Mine North Carolina For Sale

Lage cut slab with embedded spots and vein of silver a fascinating ore rock. This specimen has a lot going on. Scattered although metal can be seen. Beautiful stone that has been polished by hand. Random filings are shown in acid test muriatic and nitric combined in silver 14k gold testing acid after 15 minutes. Has you can see in the acid the test remains with yellow and silver color. The slab shows silver all over, but the acid test show that there is gold present in the small fine filings taken from the ore side. Measurements are 6-1/2 inches x 2-7/8 inches x 5/8 inch. Measurements from the longest points with an even thickness. The metal in although this specimen. One+ pounds approximate weight.