Pound (mass) a legal unit for trade (it was abolished in the United Kingdom on 6 January 1879 by the Weights and Measures Act of 1878), but the troy ounce, of a troy pound, is still used for measurements of gems such as opals, and precious metals such as silver, platinum and particularly gold. The system called Tower weight was the more general name for King Offa's pound. This dates to 757 AD and was based on the silver penny. This in turn was struck over Arabic dirhams (2d). The pound was based on the weight of 120 Arabic silver dirhams, which
Texas Precious Metals of plastic composite. The mini monster box contains 250 silver rounds, or half a standard monster box. In 2017, Texas Precious Metals spun off the Texas Mint as its own division with the purpose of "expanding the product line and distributing these products to other national dealers". Using the Texas State Capitol as the theme for these products, the Texas Mint introduced one ounce gold rounds, one ounce silver bars, ten ounce silver bars, and one hundred ounce silver bars, in addition to the one ounce Texas Silver Round. In September 2017, the company announced a partnership with Amark Precious