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Estimation of lignite resources in the Wilcox Group of central and east Texas using the National Coal Resources Data System
Estimation of lignite resources in the Wilcox Group of central and east Texas using the National Coal Resources Data System
Author
Tewalt, S.J., Jackson, M.L.W.
Publication Year
1991
Keywords
Coal, East Texas, National Coal Resources Data System, Wilcox Group
Series
Geological Circular
Publisher
Bureau of Economic Geology
Abstract

Since 1979, the U.S. Geological Survey (USGS) has funded cooperative programs with coal-bearing states in an effort to provide current U.S. coal resource estimates that are calculated by uniform, computerized methods.

Arid basin depositional systems and paleosols: Fort Hancock and Camp Rice Formations (Pliocene-Pleistocene), Hueco Bolson, West Texas and adjacent Mexico
Arid basin depositional systems and paleosols: Fort Hancock and Camp Rice Formations (Pliocene-Pleistocene), Hueco Bolson, West Texas and adjacent Mexico
Author
Gustavson, T.C.
Publication Year
1991
Keywords
Camp Rice Formations, Depositional Systems, Fort Hancock Formation, Hueco Bolson, Mexico, Paleosols, West Texas
Series
Report of Investigations
Publisher
Bureau of Economic Geology
Abstract

The Hueco Bolson is a segment of the Rio Grande Rift that formed as a result of late Tertiary Basin and Range deformation. The upper Tertiary Fort Hancock Formation and the upper Tertiary-Quaternary Camp Rice Formation compose the basin fill except in the deepest (western) parts of the bolson.