YOWA ROUGH [BY912 ]

物品信息

尺寸(mm) 32 x 25 x 8毫米
重量(克拉) 57.9 克拉
處理...
YOWA ROUGH
This is a natural piece of yowa rough that the precious opal is embedded in the host rock.This material may have natural holes in it and the sandy areas are hard to polish.You may polish it naturally .In asia the cutters rub fine boulder ironstone [you can collect this in the cutting machine tray by grinding some material away and allow to dry]. They then rub this powder in to the rough and heat it up.Then they apply super glue to it and polish.This gives a good glossy finish.

 

Weight 57.9 cts app
size 32x 25x 8 mm app
YOWA ROUGH
This is a natural piece of yowa rough that the precious opal is embedded in the host rock.This material may have natural holes in it and the sandy areas are hard to polish.You may polish it naturally .In asia the cutters rub fine boulder ironstone [you can collect this in the cutting machine tray by grinding some material away and allow to dry]. They then rub this powder in to the rough and heat it up.Then they apply super glue to it and polish.This gives a good glossy finish.

 

Weight 57.9 cts app
size 32x 25x 8 mm app
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審計信息

Opal Sheriff程序允許我們的成員請求對任何拍賣進行審核,該審核由獨立的Gemologist資格審查人員完成,評估者評估項目描述和圖片的準確性。

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定價和細節

出價增加 $1
開始出價 $15
拍賣ID 736822
看守 8看
243次
啟動 4th Sep 2019 10:45am PDT
5th Sep 2019 4:33pm PDT

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