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.
The holes were overloaded with explosives, but I didn’t know it. I was just a green mining engineer fresh out of school and told to watch as the experienced miners set the charge.
I poked my head out of the water and said, “You won’t believe what I am going to show you!”
We had been picking away at it, but the going was mightly slow. Why not use some explosives to advance a little quicker?
So, I took the plunge. I decided on the maximum I would pay for the claim, then placed my bid. A day later I received a congratulations e-mail that I was the high bidder, and oh, by the way, send us your money.
She said a few thoughts did cross her mind at the time; she thought maybe she should have looked more thoroughly for that hand-drawn map to the claim that we had given her the previous year.
It is important to note that discrimination is a type of electronic filtering. The signal is analyzed, and depending on the discrimination setting, identified as either a target to be dug or a target to be ignored.
Gold is a fairly widespread mineral in the Italian Alps and in the Northern Apennines. It is found both in primary mineralization and in past and recent floods.
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