It’s a popular hiking spot now, but in the late 1800s and early 1900s, it was an important way for Colorado mining businesses ...

The inhabitants of the mine are themselves preserved in salt, a sort of hermetic stasis that forbids the incursion of the outside world. The mother’s hair remains artificially dark, and her ...

Canada had little salt, so the Goderich Petroleum Co became the Goderich Salt Co, bought 50 boiling kettles and began solution mining in 1867. At the World’s Fair in Paris that year, the salt won a ...

Viking Mines (ASX:VKA) has defined a more than 400m long gold anomaly at the Bifrost target in Western Australia, after receiving assay results from an auger drilling program. The anomaly, which ...

There’s more than $100 million of established infrastructure on the site, and the mine produced 25,000 ounces of gold at an all-in sustaining cost of $2,876 per ounce. The deal comes after ...

The Ohio-based steel manufacturer has informed state authorities of the impending changes, which will lead to the temporary idling of its Minorca mine near Virginia and the partial idling of Hibbing ...

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Chinese-owned copper mines in Zambia have faced accusations of violating labor laws, safety regulations, and environmental standards. The country's heavy debt burden includes $4 billion owed to ...

The report evaluates the salt deposit at a base case of 2.5 million tonnes per year over a 34-year mine life with an after-tax internal rate of return of 18.5 % and an after-tax net present value (8% ...