Mama's Minerals brand TXP polishing powder is engineered to be one of the best all around polishes for both rotary and vibratory tumblers. This 3-micron TXP provides an excellent polish on almost all stones and gemstones. Mama's TXP is a great all around polish at a great price!1 lb. package Tip: Start with one tablespoon for every 3 lbs. and increase or decrease from there.