THIS IS A GRANITE HEAD ORE . IT IS RICH IN HIGH GRADE AND HIGH PERCENTAGE OF GOLD, SILVER, PLATINUM, RHODIUM, PALLADIUM, AND IRIDUM. MINERAL CONTENTS ELEMENT OUNCES PER TON Au-Gold 117.17 Ag-Silver 170.85 Pt-Platinum 28.34 Rh-Rhodium 7.50 Pd-Palladium 8.75 Ir-Iridium 4.58