5 Characteristics [English Version] Gold deposits of the Carlin trend скачать в хорошем качестве

5 Characteristics [English Version] Gold deposits of the Carlin trend

Report 2002, there were 120 million ounces of gold including ounces mined and ounces to be mined 1.- Gold values are measured in ounces per ton, minimum value gold to be considered an area to mine is 0.1 ounce 2.- Exceptional lithology, Silurian and Devonian limestone and dolomites with thicknesses up to 2200 feet. 3.- Mineralization entrapment structures: anticline axis, tectonic and hydrothermal breccias, normal and reverse faults, main regional Robert Mountain trust fault. 4.- The main alteration associated with gold mineralization is decalcification in two ways, due to silicification of limestone and dolomite and argilization of limestone or silty limestone. 5.- The main mineral associated with gold mineralization is arsenopyrite, the size of gold mineralization is 28 microns