This is 2.0 pounds of white Tin Oxide powder, at $44.63 per pound, in a 1-quart plastic container. Unfortunately, this is a "Rare Earth Mineral" and is in high demand for high-efficiency...
Many find this to be their top choice for polishing rocks in a vibratory tumbler (the Little Red Store still recommends Cerium Oxide + Tin Oxide in all tumblers!). This Fused Aluminum Oxide powder is...
Tin Oxide is the #2 choice for tumbling hard and soft rocks. (Cerium Oxide is first) The standard polishing sequence is 2 weeks (continuous) in Cerium Oxide, then 2 weeks...