Regarding increasing polished diamond yield from rough pieces, careful selection of initial size is vital . Generally, rough diamonds in the range of 1 to 2 carats present a good compromise between recovery https://www.alkebulanpminerals.com/product/buy-african-raw-gold-unrefined-gold-direct-from-africa/
Maximize Polished Diamond Yield: Ideal Rough Sizes (1-2 Ct)
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