September 2004 by StaffExcerpts from California Mining Journal, our original title, published 50 years ago this month.
This explains the large difference in particle sizes between placers and hydrothermal lode deposits, but also means that while the mining may be similar in some cases, the sampling and recovery techniques are usually quite different.
The zone of influence of each sample must be carefully considered when deciding how far sample sites should be spaced from each other.
- Massive 660-page lands bill passed in the Senate
• Is there a standard contract for placer mining to use with a private property owner?
• By the numbers...
• National Debt
Many observers have questioned why the precious metals have not enjoyed strong rallies despite a growing number of positive indicators.
Further downstream our motorized equipment was in play. One power sluice was going a lot, with a crew of four getting familiar with the equipment and working hard to create a holding pond to prohibit the muddy water and the...
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