Home 鑽石知識+ 合成鑽石 合成鑽石 合成鑽石 合成鑽石是採用科學方法製造的鑽石,而非在地質變化過程中所形成的天然鑽石。合成鑽石與天然鑽石在化學成分、晶體結構、光學特性和物理特性方面是沒有區別的。大多數合成鑽石根據其合成技術的不同,可被歸為HPHT(高溫高壓)鑽石或 CVD(化學蒸氣沉澱法) 鑽石兩大類。HPHT鑽石和CVD鑽石與天然鑽石幾乎完全相同,其在原子結構層面的差異,只有由專業鑑定師在寶石鑑定室裡才能識別出來。 儘管合成鑽石在現時的珠寶市場中所佔的比例很低,但其發展趨勢卻不容忽視,而且鑑定難度越來越高。 轉載自《GIA》
In 2011, Caesar’s acquired Playtika, 우리카지노 a web-based on line casino games company that offers free and paid mobile games. A yr later, IGT acquired the free casino games app DoubleDown, which runs as each a stand-alone mobile app and through Facebook. The company now presents on-line table games and a great pattern of its portfolio of slots, including Wheel of Fortune, to mobile players. Earlier this yr, the gaming big appointed former Zynga studio manager Jim Veevart as DoubleDown’s vice chairman of games.
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