The Copper Wars, called by some the Battle of Butte, took place from 1898 to 1906 between the Anaconda Copper Company and companies owned by Fredrick Augustus Heinze. One of the minor but significant players these wars was young Anaconda geologist Reno Sales (1876-1969). In his eighties, […]
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Vergences and fractals Field geologists have long known that the style and relationships of structures seen in a hand specimen, outcrop or drill core can mimic the style and relationships of much larger structures that formed during the same deformation but occur at the scale of a geological […]
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The beginning and the end of the Paleozoic Era are well defined by major breaks, or tipping points, in the history of life on Earth. The Era began around 540 million years ago with the “Cambrian Explosion”: the dramatic first appearance of abundant fossil remains in sedimentary […]
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