Jewellery Piece That’s Been Cleaved Or Shaped 6 Letters Crossword Solver Help
Non-gem rough includes industrials, which can be of excellent high quality but poor shade. They are used for a selection of functions, including diamond polishing gear, drills, optics and electronics. The different non-gem category is crushing bort, which is of the worst quality and is used to supply diamond powder. Coated stones, coated with an...