Large Scale Mining
Critical Metals: Zinc
May 2014 by Chris Ralph
In this article, part of an ongoing series taking a look at critical metals in our economy, we will examine the mining and use of the metal zinc.
Michigan House Votes to Give Mining Operations More Flexibility
Casperson said he is not worried about businesses subverting the language in the bill because the DEQ would still have the authority to halt the new construction if it is deemed environmentally unsound.
Comstock Mining Gets Approval
The approval, which affects 87 acres on the south end of Silver City, allows the company to move forward with exploration to determine the area's mining potential.
Who is a Qualified Person?
So you think you have an ore deposit? The work has been long and hard, but there are a few drill holes, lots of samples and assays. The data is in a reliable computer and there may be a mine at the end of the tunnel. What is the likelihood of a profitable operation? Can you raise capital for development or exploration?
The Basics of Exploration Leases and Contracts—Part II
This is the point where you might ask, “What do these types of contracts typically look like and how are they negotiated?” Well, that is the topic of this month’s article.
Silver Boom Prompts Idaho Mine Expansion
The Lucky Friday is already one of North America’s deepest hard-rock mines. Now, the 62-year-old mine is about to get much deeper.
Underground Mining: Getting the Ore Out
Choosing the right method to move your ore and waste is all about making the right choices. Sometimes more than one method may be used during the life of a mine as an operation expands and grows.
Modern Mining Reclamation
A study showed that between 1930 and 1980, only a quarter of one percent of the land in the United States was used in all mining applications combined, including surface mining, tailings disposal, underground mines, and all mineral processing facilities.
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