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全部 3 Gemstones 2 Gemstones industry 1

Opal Opal 2021-01-05
Fluorite Fluorite 2020-05-20
Emerald Emerald 2018-04-12

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Latest GLS Alerts

The primary sources of opal are Australia and Ethiopia.

2021/01/05

Natural Fluorite, Weight 1639.25Carat ,Origin Pakistan

2020/05/20

Emeralds, like all coloredgemstones, are graded using four basic parameters–the···

2018/04/12

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