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1909 – Colorado State Geological Survey publishes first geological map and report. 1916 – The name is changed to the Colorado Geological Survey. 1925 – The Colorado Geological Survey goes out of existence after publishing 31 Bulletins on various aspects of the geology and mineral resources (including oil shale) of Colorado. 1967 – The ...
Ogden Tweto (1912 - 1983) created the now-classic Geologic Map of Colorado [1] which is held as one of the finest examples of a state geologic map. [2]Tweto received awards including the Distinguished Service Award of the Department of the Interior (1970) and the Scientist of the Year Award by the Rocky Mountain Association of Geologists (1978). [2]
Colorado Geological Survey; Colorado School of Mines; University of Colorado This page was last edited on 18 November 2024, at 07:48 (UTC). Text is available ...
The Colorado Province took shape as a mobile belt—an area of thinner, orogeny related continental crust lacking the deep "keel" of rock, which stabilized the neighboring Wyoming Craton and other cratons like it. Throughout Colorado's geologic history, rocks have often been deformed, metamorphosed and overprinted, obscuring the ancient record.
Geological map of the Raton Basin, from Johnson and Finn (2001) US Geological Survey. The Raton Basin is a geologic structural basin in southern Colorado and northern New Mexico. It takes its name from Raton Pass and the town of Raton, New Mexico. In extent, the basin is approximately 50 miles (80 km) east-west, and 90 miles (140 km) north ...
Geologic Map of the Central San Juan Caldera Cluster, Southwestern Colorado: Geologic Investigations Series. Vol. I-2799. U.S. Geological Survey "Central Colorado Volcanic field". Journal of Petrology. Archived from the original on 2013-01-13 "Central Colorado Volcanic field". Dr.
National Geologic Map Database. USGS : Charts West Shore Dakota unit from Arizona to Kansas border. See Ludvigson 2010 for completion of East Shore Dakota through to Minnesota. Robert G. Raynolds; James W. Hagadorn (2016). "Colorado Stratigraphic Chart". Colorado Geological Survey. Colorado School of Mines
Colorado is a geologic name applied to certain rocks of Cretaceous age in the North America, particularly in the western Great Plains. This name was originally applied to classify a group of specific marine formations of shale and chalk known for their importance in Eastern Colorado .