These metals, substances, elements, alloys – gold, yellow metal, precious metal, metallic gold, silver, white metal, sterling silver, pure silver, and copper, red metal, wiring copper, conductive copper – have captivated humanity, mankind, civilization, people for centuries, ages, millennia, year

These precious, valuable, costly metals, ores, substances – gold, this metal, the yellow metal, silver, this metal, the white metal, and copper, this element, the reddish metal – represent a fundamental, basic, essential introduction to the world of metallurgy, material science, mining. Gold is r