Guinea Africa: Gold, Ebola, and A Monkey Barbecue
November 2014 by Bryon TolleDoubters be informed, yes, there is gold in Africa—lots of gold—and all the good and bad that comes with it.
Most dry washers have a feed rate adjustment. It needs to be set so that the material flows evenly over the riffles and does not bury them.
On our last trip, we brought ropes and went down the first waterfall forty vertical feet, only to be confronted by a second, sixty-foot-high, overhanging waterfall that emptied into a slot canyon.
So, how much rain does it take to cause a major movement of gravels in a stream and redistribute the gold? The technical answer is enough water to move the bed load of the river.
I started with, "Hey, Rusty, tell me about the time..." and that was all it took.
Once a seam is found it can be traced for miles in either direction. While you are tracing a clay line, you are looking for indicators. The indicators that I look for are ironstone, hematite, different color clays intermingled with the clay line, and a very iron-rich, brown gritty soil.
It’s accepted knowledge that wet methods will recover more fine gold than dry methods and processing the gravel as a whole will get more gold than only using a metal detector. The question is how much more?
The Bawl Mill • Gemstones to Die For • The Dredge Report • Geobotany: Plants Associated With Mineral Deposits • The Hunt for Remote Canyon Gold • Why Did This Silver Mine Close? Pt II • A Golden Summer • California State and US National Panning Championships • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices