How to Polish Stones or Gems
- Fill your rock tumbler 60 to 70 percent full of rocks. Start filling with water until you are 1 inch below the top of the rocks. Add the coarse grit. 4ozs?
- Run tumbler for 7 days and nights.
- Remove rocks and water/grit mix. Clean rocks in a colander. Clean rubber barrel. Do not wash down sink drain.
- Replace rocks add water as above. Add fine grit 4 oz. Run for 7 more days and nights.
- Repeat step 3. Add 1 oz of prepolish per LB of rocks. Add water as above. Tumble for 3 days and nights.
- Repeat step 3. Add 1 oz of polish for each LB of rocks. Add water as above. Tumble for 7 days and nights.
- Repeat step 3. Add mild powered detergent and water as above. Tumble for 12 hours.
Clean your rock tumbler barrel thoroughly after each use. Your tumbler should provide many years of enjoyment if properly maintained.
The key is to select a good grade of tumbling mix. Good rocks to tumble are Agates, Quartz, Jasper, Amethyst, Petrified Wood, Aventurine, and Garnet. There are many others of course, but these particular stones are popular since they come in a variety of colors and patterns.