South Africa's exceptional alluvial diamonds. South Africa's exceptional alluvial diamonds. An alluvial diamond. JOHANNESBURG (miningweekly.com) – The discovery of alluvial diamonds in the unique ...

GOVERNMENT has gazetted new regulations banning mining activities by individuals granted special permits in response to the environmental damage caused by alluvial mining along several rivers. This ...

Alluvium refers to sediment that is transported and deposited by water. Alluvium is found in rivers, lakes and along coastlines. In the case of alluvium transported by an ancient stream, alluvium can ...

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Figure 1: Cleaning and illustrating a stratigraphic section in a soil pit to interpret the depositional process associated with this alluvial fan. I targeted fluvial deposits that would have reset a ...

With the Kimberley Process in a state of paralysis over Zimbabwean diamonds, consumers can no longer be sure they’re buying ethical jewels. Ahead of a BBC Panorama investigation into the issue, Rosie ...

The Quaternary deposits of Pinjaur Dun characterized by a series of alluvial fans, are indication of tectonic uplift of the northern part of the Sub Himalaya and variation in climate through the time ...