A number of polishing compounds have been successfully used in rock tumbling. These include oxides of aluminum, tin, cerium, chromium and others.
Fundamental Rockhound Products: 2 oz Red Cerium Oxide - Lapidary Rock Glass Polish : Automotive
Gemstone Cutting And Polishing Supplies - Zinc Gemstone Polishing Lap Wholesale Trader from Jaipur
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Cerium Oxide: A Lapidary Polish for Rocks and Glass
How are Gems Cut and Polished?
STAGE 4 OF 4 STEP ROCK TUMBLING MEDIA GRIT – Two 1.5 lb. jars of Stage 4 media grit for transforming rocks and gemstones into beautiful treasures.
Polly Plastics Rock Tumbler Grit Refill, Final Polish 1200 Fine Aluminum Oxide, Stage 4 for Tumbling Stones (2 pack) (3 lb.)
What Is The Best Polishing Compound For Rocks? Polishing compound, How to polish rocks, Rock tumbling
Chrome Oxide - Covington Corporation
This product is 6 sets of 4 Step grit kits, the total weight is 3.6lb, each set of 4 Step grit pack for 3 lb tumbles . The grit kit comes in separate
4 Step Rock Tumbler Abrasive Grit, Polish Kit Silicon Carbide Aluminum Oxide Media Polish for 3 LB Rock Tumblers (Six Sets)