26 мая 2023 г. · TYPE IA DIAMONDS · TYPE IIA DIAMONDS · TYPE IB DIAMONDS · TYPE IIB DIAMONDS · WHAT DIAMOND TYPES ARE TO CUSTOMERS. |
Like a pretty girl who steals the spotlight from her friends, type IIa diamonds seem to have stolen the headlines of the diamond business. By Ettagale Blauer. |
Considering that the presence or absence of. Type II diamonds can be a critical factor when assessing or mining a diamond deposit, their origins are poorly ... |
10 дек. 2021 г. · Diamonds are typed by the presence or absence of nitrogen impurities. Type I diamonds have nitrogen; Type II diamonds do not. The sub- ... |
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