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Platinum, Gold and Other Precious Metals | Diamond Source ...- gold silver platinum mineral ,Most gold and platinum is alloyed with other metal to make ... of other metals including yellow gold, sterling silver and platinum. ... Platinum, Gold and Other ...Gold Spot Prices | Silver Prices | Platinum & Palladium| KITCOLive Spot Prices for Gold, Silver, Platinum, Palladium and Rhodium in ounces, grams, kilos and tolas in all major currencies.