Ask The Experts
Ask The Experts: How would you go about evaluating a silver deposit?
August 2017 by Chris Ralph
Any ore grading 32% silver would contain more than 9,000 ounces of silver per ton and be valued at something in the range of $150,000 per ton. Even a few tons of this type of material would be well worth shipping off to a smelter for treatment.
Ask the Experts—How do you determine how far a piece of gold has traveled in a stream?
Ask The Experts—What minerals are magnetic? Can rare earth magnets capture platinum?
What minerals are magnetic? I have heard that super magnets (rare earth magnets) can capture platinum. True?
Ask The Experts: Sulfides and fluxes
The concentrate is just the heaviest of the heavy minerals but some sulfides are sneaking in there also with the gold...
Ask The Experts: How do I identify gold in hard rock that may be mixed with other metals?
Q: Aside from the softness scratch test and other methods of identification, what feedback would you have on identifying gold in hard rock that may be mixed with other metals that affect its color?
Ask the Experts
Q: Can a voltmeter be used to determine the type of metal/mineral present in soil?
Subscription Required:
The Bawl Mill
• Legislative and Regulatory Update
• How to Make a Rock Sled for Dredging
• More on Detecting Pocket Gold
• The Rochester Mining District of Nevada
• Early Summer Mining in Wyoming
• US Rare Earths: We Have & We Have Not
• National Hall of Fame Names 2017 Inductees
• EPA Reopens Comments on Pebble Project
• Over the Divide: Wayne (Jerry) Keene 1934-2017
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
Free:
MMAC Update
