Troy weight A grain is 20 mites, a mite is 24 droits, a droit is 20 perits, a perit is 24 blanks. In Scotland, the Incorporation of Goldsmiths of the City of Edinburgh used a system in multiples of sixteen. ("See Assay-Master's Accounts, 1681–1702, on loan from the Incorporation to the National Archives of Scotland".) Thus, there were 16 drops to the troy ounce, 16 ounces to the troy pound, and 16 pounds to the troy stone. The Scots had several other ways of measuring precious metals and gems, but this was the common usage for gold and silver. The Pound was
Silvercorp Metals Silvercorp Metals Silvercorp Metals Inc. (Silvercorp) is a Canadian-based, China focused precious metals company engaged in the acquisition, exploration, and development of silver containing properties. It is China's largest primary silver producer. The company is publicly traded on the Toronto Stock Exchange in Canada and the NYSE in the U.S. Silvercorp Metals operates four silver/lead/zinc mines in an area encompassing the SGX, HPG, TLP and LM mines (the Ying Mining District), owned through its 77.5% and 80% Chinese subsidiary companies, respectively. Silvercorp Metals' other material property, the Gaocheng project in Guangdong Province, owned through a 95% Chinese subsidiary company, began