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They were more than the sum of their parts, 19th-century surveyors, the unheralded vanguards of the Old West who established original geographical boundaries and retraced and identified existing borders in accordance with legal descriptions. Part-astronomers, part-geologists, part-engineers, these mapmakers were also arbitrators when land lines were in dispute. Wars have been fought and people killed over boundary disputes in which the surveyor was often the common denominator.
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Mining and Money by Codelco Collection - 3M ago
The oldest copper object ever found was a simple pendant made from a native copper nugget over 10,000 years ago somewhere in Asia Minor. This is where the triumphal career and the increasingly diversified uses of this metal all began. It long history evidences the versatility and the ease with which it can be worked.
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Mining and Money by Report On Business - 4M ago
Gold, Greed & Glory - How the gold fields of BC made poor men rich, and rich men enemies.
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“Tailings storage facilities typically represent the most significant environmental liability associated with mining operations.”
As a society we still don’t fully understand the long term implications of storing billions of tons of potentially harmful waste in large impoundments. We have been building large tailings dams for about a century, but these structures must maintain their integrity in perpetuity, so we have only a relatively short history of their performance.
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I was disappointed with the level of detail presented in the NI 43-101 for NexGen's Pre-feasibility Study (PFS). If the intention was to keep the peanut gallery (ie. me) quiet, you have succeeded Leigh. Unfortunately, potential jv partners or acquirers will also be left in the dark by this document.
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Impacts of solar variations on human life and endeavor. How space weather impacts our technology. Effects of the Sun on the weather and climate.The Sun and global warming. Solar misbehavior.
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Mining and Money by Quentin Markin - 9M ago
"A royalty is a payment to the holder of the royalty by a property owner and/or operator of a mineral project. It is generally based on (i) a percentage of the value of the minerals or other products produced, or (ii) the profits or revenue generated from the mineral project."
On the author - Quentin Markin
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During the years the fire was out of control the only people able to work the mine were a group of Spanish specialists who became quite legendary...
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In this study, the author reviews the older and newest discoveries regarding the ancient gold mining in the “Golden Quadrilateral” of the Apuseni Mountains, Transylvania.
Note: I have worked in many of these places/mines :) - Dan Oancea
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This paper explores the concept of in-place leaching of nuclear fractured, deeply buried copper sulfide deposits.
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