Home > Term: contact reef
contact reef
(South Africa) This term generally denotes the Ventersdorp contact reef, a gold-bearing conglomerate beneath the Ventersdorp lavas and frequently overlying mineralized horizons of the Witwatersrand system.
- ส่วนหนึ่งของคำพูด: noun
- อุตสาหกรรม/ขอบเขต: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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- ed.young
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