Home > Term: fossil copal
fossil copal
An oxygenated hydrocarbon resembling copal from the blue clay of Highgate, near London, England.
- ส่วนหนึ่งของคำพูด: noun
- อุตสาหกรรม/ขอบเขต: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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- ed.young
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