A number of individuals still mine and prospect the Nome area During the summertime, visitors work the famous Nome beach sands and recover a few ounces of fine flake gold The best beach sand has high concentrations of garnet and iron minerals, but the garnet gives it a distinct deep red color...
The grade of a typical heavy mineral sand ore deposit is usually low Within the 21st century, the lowest cut-off grades of heavy minerals, as a total heavy mineral THM concentrate from the bulk sand, in most ore deposits of this type is around 1 heavy minerals, although several are higher grade...
How can I separate sand into its different components such as quartz, feldspar, biotite etc? , and magnetic separation to pre-concentrate specific phas , in this pH you can separate iron ....
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May 08, 2008 0183 32 I have access to a large amount of Black Sand ore concentrate, which has assays showing extremely large concentrations of Gold, Platinum and Rhodium But many people say it is worthless because it is impossible to extract the precious metals from the junk especially Iron Can the precious metals be extracted at all?...