"I had identified agates, Uncooked gems, petrified wood and many quite awesome rocks with purple and orange veins walking a three-mile stretch on the mountain street. I haven't got a rock tumbler so I polished them by hand. They turned out great. "..." a lot more Rated this post: หินขัดแม่พิมพ์ https://beediadiamond.com/catalog/polishing-stones