Thai baht of weight for precious metals and gemstones. One baht = 15.244 grams. Since the standard purity of Thai gold is 96.5 percent, the actual gold content of one baht by weight is 15.244 × 0.965 = 14.71046 grams; equivalent to about 0.473 troy ounces. 15.244 grams is used for bullion; in the case of jewellery, one baht should be more than 15.16 grams. The Bank of Thailand adopted a series of exchange controls on 19 December 2006, which resulted in a significant divergence between offshore and onshore exchange rates, with spreads of up to 10 percent between the two markets.
Wheaton Precious Metals Corporation (18,600 oz). When converted to silver equivalent using the gold to silver ratio, gold from 777 accounted for 40.5% of the increase in total production in 2012. Wheaton Precious Metals Corporation Silver Wheaton Corp. is a no longer pure play silver mining company but still the largest in the business of silver streaming. It produces over 26 million ounces and sells over 29 million ounces of silver mined by other companies (including Barrick Gold and Goldcorp) as a by-product of their main operations. In 2016 Silver Wheaton reported attributable production totaling 30.4 million ounces of and 353,700 ounces of .