The undercutting issue prevents normal mass-polishing techniques, and so must be hand polished one at a time. The internet sources further advise that you soak the stones in mineral oil for 2 hours at 200When the stones had cooled, I put them on paper towels to draw off the excess mineral oil. 1.
Then, apply a polishing base to the stones.We know ads can be annoying, but they’re what allow us to make all of wikiHow available for free. ad trip!
... DISSOLVING A ROCK WITH VINEGAR TO EXPOSE CRYSTALS - Duration: 6:41. meMiner 34,643 views. Some unpolished stones have the same bright characteristics as the polished stones, which makes … {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/f\/f7\/Polish-Petoskey-Stones-Step-1.jpg\/v4-460px-Polish-Petoskey-Stones-Step-1.jpg","bigUrl":"\/images\/thumb\/f\/f7\/Polish-Petoskey-Stones-Step-1.jpg\/aid10353639-v4-728px-Polish-Petoskey-Stones-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"
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