Hard Rock 101: Advanced Micro Blasting
October 2020 by John Norman
They… create negligible fumes and much less fly rock than blasting. Below are some tips on maximizing your effectiveness with these tools.
I have been detecting the area on and off since I discovered it. Every time I bought a new detector it was the first place I went to.
It’s not easy to figure out what is best without testing, and so a certain level of confusion has developed about how small the ore ought to be crushed.
Part I of the article addressed modern placer gold deposits. This second installment will address “ancient” flood deposits.
Getting started in prospecting often requires the purchase of some equipment, but one can spend as little as $10 and be finding gold or spend thousands and also be finding gold—yet you will probably have many more opportunities and possibilities with more and better equipment.
The whole purpose of sampling mineralized ground is to measure the values in a small volume of material that would be representative of a much larger volume of similar material. The key word is representative. Chemical and fire assaying will not accurately represent placer deposits by themselves.
I worked my way to a flat area along a ridge where I could see a quartz blowout. As I got within 100 feet of it, I started seeing rock that I knew to be associated with gold.
Reaserch is a critical step in finding new areas.
The Bawl Mill • Ask The Experts - Too early to build the crusher? • Ask The Experts - Time for small mine exemptions • Ask The Experts - Should I be checking the culverts for gold? • Sniping for Gold—The Next Best Thing to Dredging • Now Is The Time For Exploration • Gold in Unlikely Places—And 'Eating Crow' • From Iowa to Alaska—How I Became A Gold Miner • Jamestown and Our Mother Lode Gold Rush Adventures • Why Assaying Placer Gold Deposits Doesn't Work • Gold Prospecting for Better or Worse: Those Blasted Boulders! • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices