Bethlehem Paper - The Geology and Vein-Structure of Southwestern Colorado

The American Institute of Mining, Metallurgical, and Petroleum Engineers
Theodore B. Comstock
Organization:
The American Institute of Mining, Metallurgical, and Petroleum Engineers
Pages:
48
File Size:
2228 KB
Publication Date:
Jan 1, 1887

Abstract

a. Boundaries of the District.—The district here considered comprises that portion of Colorado commonly known as " the San Juan Country." In order to bring the principal geological features of this region within the scope of a map of convenient dimensions upon a suitable scale, I have found it desirable to mark off boundaries near the parallels of 37O and 38O 10', and the meridiaus of 106' 30' and 108' 30' (West Longitude from Greenwich). This area of (approximately) 9400 square miles includes all the formations which we should have to discuss if our territory were greatly enlarged, excepting such as are distinctly characteristic of adjoining areas with independent orographic genesis. By limiting this review to these confines we miss very little of the geology of the eight counties of the San Juan region, viz.: Dolores, San Miguel, Ouray, Hinsdale,
Citation

APA: Theodore B. Comstock  (1887)  Bethlehem Paper - The Geology and Vein-Structure of Southwestern Colorado

MLA: Theodore B. Comstock Bethlehem Paper - The Geology and Vein-Structure of Southwestern Colorado. The American Institute of Mining, Metallurgical, and Petroleum Engineers, 1887.

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