Soft Rock Excavation Techniques
Stamp Mills
Stamp mills were a proven method of proccessing in early mining.
Thieves Make Off with Tons of Gold & Silver Ore
According to local press reports, about ten armed thieves forced their way into a private freight dispatch yard near the port, subdued employees, and then took several hours to search for the shipping containers…
EPA Recommends Against Reissuing Permit for PolyMet Mine
PolyMet contends the project will actually reduce mercury and sulfate discharges into the St. Louis River watershed because it will clean up an old iron mining waste pond at the processing plant site.
Proposed Nebraska Mine Has Sizeable Deposit of Rare Elements
… the latest analysis shows the amount of rare earth elements present ... is the second largest deposit in the United States.
Critical Minerals Update
The critical metals are essential to the modern lives we lead. The prices of critical metals are moving up even faster than government published rates of inflation, with little sign of slowing down.
USFS OKs Exploratory Drilling in Eastern Idaho
The new plan approved by the FS says water for drilling at Dog Bone Ridge will now come from Beaver Creek rather than Coral Creek. The agency also said Excellon has added several monitoring sites associated with Dog Bone Ridge.
The Miner’s Theme Park: MINExpo 2021
We walked around for hours in amazement like little kids that just got let loose in a toy store without adult supervision.
National Mining Hall of Fame Names 2021 Inductees
Gary J. Goldberg became President and CEO of Newmont Mining Corp. in 2013. He turned the company’s overall performance around through a disciplined focus on safety, technical fundamentals, and value over volume.
Lithium Fuels Hopes Around Salton Sea
The lake is at the southern tip of the San Andreas Fault, which has shifting tectonic plates that bring molten material closer to Earth’s surface. The only other part of the US known to have more geothermal brine available is on the fault’s other end in Northern California.
Commercial Placer Mining: Alaska Style
There are currently about 170 commercial-scale placer operations in Alaska. Most of these are small operations with just a few people working; they are often family affairs that operate seasonally only during favorable weather.
Colorado Miner Sues EPA Over 2015 Spill
Hennis claims that months later and without his permission, the EPA built a $2.3 million water treatment facility on the property and the agency continues treating water and storing waste there.
Why So Much Gold in Nevada?
Nevada produces about 75% of all the gold mined in the US. This means that all the other 49 states combined only produce 25%, and this includes California, Alaska and Arizona.
The ABCs of XRF
Fast forward to present day and the XRF has come of age. Pull the trigger on the hand-held device and you get a nearly instant assay of the surface of a rock.