Pennyweight Act of 1878; only the Troy ounce and its decimal subdivisions remained official. The Troy ounce enjoys a specific legal exemption from metrication in the UK. The pennyweight is the common weight used in the valuation and measurement of precious metals. Jewellers use the pennyweight in calculating the amount and cost of precious metals used in fabricating or casting jewellery. Similarly, dentists and dental labs still use the pennyweight as the measure of precious metals in dental crowns and inlays. Pennyweight and grains are still used to weigh gooseberries in competitions in Cheshire, northwest UK. Over the Pennines in Yorkshire
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