Instructions
Hi: I am looking at the "Covington buff & polish chart" and it references A, B, C, and D. I do not find a reference as to what those materials are. Also, when is Alumnia A used?
When looking at the chart its best to match the letters across the rows for the best combination. For example on agate it shows an A for felt and an A for cerium which means a Felt buff/pad would work best with cerium for agates. The second best option...
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Vibratory tumbling instructions would be helpful please.
see the instructions here:
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What kind of powdered soap for burnishing step
Borax of flakes of ivory soap
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What is the reason for the sugar in this
Just to thicken the slurry. You could use a different method to thicken the slurry if wanted/needed.
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What is Burnish soap?
You can use bar soap. You only need a few strips of it.
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