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Title: Hot springs, geochemistry, and regional heat flow of northcentral Mexico

Conference · · Trans. - Geotherm. Resour. Counc.; (United States)
OSTI ID:6760861

To date we have found, sampled and performed chemical analyses on 21 hot springs (T > 30/sup 0/C), 4 hot wells (T > 30/sup 0/C) and 15 warm springs (T = 25 to 30/sup 0/C) from the states of Chihuahua, Coahuila and Sonora, Mexico. Also in order to establish background chemistry, an additional 250 cold wells and springs (T = 12 to 25/sup 0/C) were sampled and analyzed and several hundred water analyses from the several thousand provided by various Mexican agencies were included. The technique of silica geothermometry was used to estimate the regional heat flow of northcentral Mexico. Both the traditional heat flow and the silica heat flow values are generally high and show considerable scatter as is typical of areas having Tertiary and Quaternary volcanic and tectonic activity. Specific areas of high heat flow (> 2.5 HFU) include the Presidio and Los Muertos Bolsons, the Cuidad Chihuahua-Chuatemoc area, the Delicias area, and the area south of the San Bernardino Bolson of southeast Arizona. Areas of lower heat flow (2.0 to 2.5 HFU) include the Jimenez-Camargo region and the area between the Los Muertos and Presidio Bolsons.

OSTI ID:
6760861
Report Number(s):
CONF-811015-
Journal Information:
Trans. - Geotherm. Resour. Counc.; (United States), Vol. 5; Conference: Geothermal Resources Council annual meeting, Houston, TX, USA, 25 Oct 1981
Country of Publication:
United States
Language:
English