United States customary units mass: tower, apothecaries', troy, avoirdupois, and metric. Of these, the avoirdupois weight is the most common system used in the U.S., although Troy weight is still used to weigh precious metals. Apothecaries weight—once used by pharmacies—has been largely replaced by metric measurements. Tower weight fell out of use in England (due to legal prohibition in 1527) centuries ago, and was never used in the U.S. The imperial system, which is still used for some measures in the United Kingdom and other Commonwealth countries, is based on avoirdupois, with variations from U.S. customary units larger than a pound. The pound avoirdupois,
Texas Precious Metals Texas Silver Round is 39.6mm in diameter and 3.3mm thick, slightly smaller in diameter and thicker than the American Silver Eagle. MINTAGES:<br> 2013 Texas Silver Round (Cowboy Reverse): 540,000 <br> 2014 Texas Silver Round (Longhorn Reverse): 600,000<br> 2015 Texas Silver Round (White tail Reverse): 400,000<br> 2016 Texas Silver Round (Coyote Reverse): Undisclosed<br> 2017 Texas Silver Round (Bobcat Reverse): Undisclosed Through Kaspar Manufacturing, Texas Precious Metals produces “monster boxes” and “mini monster boxes” for silver rounds made of durable cold-rolled steel. A monster box is an industry standard shipping unit for silver containing 500 coins or rounds and is usually made