This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1854 Excerpt: ... in value was taken, and $100,000 expended in mining and surface improvements, including $11,060 97 paid for the lease.t The Directors remark, in regard to this work, as follows: "With the present mining experience on Lake Superior, a mine would not be commenced in a belt of trap of so little thickness as that in which ...
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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1854 Excerpt: ... in value was taken, and $100,000 expended in mining and surface improvements, including $11,060 97 paid for the lease.t The Directors remark, in regard to this work, as follows: "With the present mining experience on Lake Superior, a mine would not be commenced in a belt of trap of so little thickness as that in which all the works which have been described were situated. It should be remembered, however, that these mining operations were among the earliest undertaken on See Foster and Whitney"s Report, Part I. p. 130, where a section of the old mine will be found. f Third Annual Report of Directors, Boston, 1852. Lake Superior: that they were begun at a time when there were but few inhabitants in the country, ... and, what is of more importance than all the rest, when hardly anything was known of the geology of the country." In order to remedy this error, Mr. S. W. Hill, who had been recently connected with the Geological Survey of the Lake Superior Land District, was selected to make a thorough geological examination of the location, and in the course of his explorations, several veins were discovered to the south of all the belts of sandstone, in the great northern metalliferous belt of amygdaloid. Two of these veins only have, up to the present time, been worked to any extent. These are the Copper Falls and Hill Veins, so called. On the former vein, mining was commenced in December 1850, and has been continued uninterruptedly since that time. The Hill Vein was opened about a year later. The several veins on this location are nearly parallel with each other, their course being north 22 to 25 west. They have, in almost every case, been traced across the whole width of the belt of trap north of the greenstone, a distance of more than a mile....
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Add this copy of The Metalic Wealth of the United States, Described With to cart. $52.53, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2011 by Nabu Press.
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