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Aztec Sandstone

AZTEC SANDSTONE (Triassic? And Jurassic)-Friable fine- to medium-grained sandstone with conspicuous large-scale cross strata; considered eolian. Age based on correlation with Navajo Sandstone
StateNevada
NameAztec Sandstone
Geologic ageEarly Jurassic
Original map labelJTRa
CommentsEntirely in Clark County. The maximum exposed thickness of the unit is 2,000 to 2,500 feet (Longwell and others, 1965).
Primary rock typesandstone
Secondary rock type
Other rock types
Lithologic constituents
Major
Sedimentary > Clastic > Sandstone (Bed)Predominantly quartz with minor calcium carbonate cement (Longwell and others, 1965).
Map references
Stewart, J.H., and Carlson, J.E., 1978, Geologic Map of Nevada: U.S. Geological Survey and Nevada Bureau of Mines and Geology, 1:500,000 (not part of any formal series, printed and distributed by the U.S. Geological Survey, G75163, reprinted, 1981, G81386).
Unit references
Stewart, J.H., and Carlson, J.E., 1978, Geologic Map of Nevada: U.S. Geological Survey and Nevada Bureau of Mines and Geology, 1:500,000 (not part of any formal series, printed and distributed by the U.S. Geological Survey, G75163, reprinted, 1981, G81386).
Longwell, C.R., Pampeyaan, E.H., Bowyer, B., and Roberts, R.J., 1965, Geology and Mineral Deposits of Clark County, Nevada: Nevada Bureau of Mines and Geology Bulletin 62, 218 p., 16 pl.
Geographic coverageClark - Elko

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