Rock Tumbling – The Ultimate Beginners Guide to Tumbling ...
Feb 05, 2020· The purpose here is to make your rocks silky smooth and start to bring out a bit of luster. This stage should also take about a week, but mileage may vary. One last full cleaning and we''re onto the final stage – polish! Stage 4 – Polish. This stage is going to use a grit that looks like a fine powder.