Characterization And Grading Of Natural-Color Pink Diamonds
The two type classifications in which pink diamonds occur: those with a relatively high nitrogen content The most important of the pink Argyle diamonds are offered at special auctions Characterization and Grading of Natural-Color Pink Diamonds Author: ... Fetch Full Source
Argyle diamond Mine - Wikipedia, The Free Encyclopedia
It is the only known significant source of pink diamonds, they are about evenly split between classifications of "near gem quality" and industrial grade. 80% of Argyle diamonds are brown, followed by 16% yellow, 2% white, 2% grey, and less than 1% pink and green. ... Read Article
Diamond Enhancement - Wikipedia, The Free Encyclopedia
This is due to the fact that enhanced diamonds are originally lower quality before the This demand for clarity enhanced diamond grading has caused the creation of new labs or an update to existing lab procedures to include brown, or pink. The annealing process increases the mobility ... Read Article
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