THIS IS A CALAVERITE SPECIMEN FOUND IN THE CALIFORNIA MOTHERLODE 38 POUNDS METAL IS THRU OUT THE WHOLE ROCK AS WITH ALL MY SPECIMENS ,,,,, THIS SPECIMEN IS 9 3/4 INCHES WIDE AND OVER 13 1/2 INCHES LONG AND WEIGHS 38 POUNDS   JUST TESTED MY ORE AGAIN CRUSHED TO 50 MESH TESTED WITH A THERMO SCIENTIFIC NITON XL2 XRF GUN 11/7/17 THE GOLD SHOWS ON THE GRAPH IT SINKS INTO THE POWDERED ROCK THANKS FOR LOOKING BID WITH CONFIDENCE.FREE SHIPPING INSIDE THE USA ONLY international buyers use the shipping calculator ....... THE LAST 4 PICS ARE FROM 11/14/17 JUST ONE PERCENT WILL EQUATE TO 320 OZ'S PER TON