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Geologic Quadrangle Maps (GQ)
(Updated September 2003)
Please note! Publications are now listed from newest to oldest.
All OP items are available as black-and-white-photocopies at the price indicated in brackets.
Structural Geology of Sierra Del Carmen, Trans-Pecos Texas, by A. R. Moustafa. Scale 1:48,000; 28 p., 13 figs., 1 table, 3 pls., 1988. GQ0054, $5.00
Geology of the Carta Valley Fault Zone Area, Edwards, Kinney, and Val Verde Counties, Texas, by R. E. Webster. Scale 1:96,000; 23-p. text, 13 figs., 1982. GQ0053, $5.00
Geology of the Purdy Hill Quadrangle, Mason County, Texas, by E. Mutis-Duplat. Scale 1:24,000; 22-p. text, 5 figs., 1982. GQ0052, $5.00
Geology of the Hammetts Crossing Quadrangle, Blanco, Hays, and Travis Counties, Texas, by V. E. Barnes. Scale 1:24,000; 11-p. text, 1 appendix, 1982. GQ0051, $5.00
Geology of the Spicewood Quadrangle, Blanco, Burnet, and Travis Counties, Texas, by V. E. Barnes. Scale 1:24,000; 15-p. text, 1 appendix, 1982. GQ0050, $5.00
Geology of the Pedernales Falls Quadrangle, Blanco County, Texas, by V. E. Barnes. Scale 1:24,000; 34-p. text, 1 appendix, 1982. GQ0049, $5.00
Geology of the Marble Falls Quadrangle, Burnet and Llano Counties, Texas, by V. E. Barnes. Scale 1:24,000; 15-p. text, 1982. GQ0048, OP [$6.00]
Geology of the Round Mountain Quadrangle, Blanco, Burnet, and Llano Counties, Texas, by V. E. Barnes. Scale 1:24,000; 12-p. text, 1978. GQ0047, $5.00
Geology of the Howell Mountain Quadrangle, Blanco and Llano Counties, Texas, by V. E. Barnes. Scale 1:24,000; 11-p. text, 1978. GQ0046, $5.00
Geology of the Cap Mountain Quadrangle, Llano County, Texas, by V. E. Barnes. Scale 1:24,000; 24-p. text, 1978. GQ0045, OP [$7.00]
Geology of the Dunman Mountain Quadrangle, Llano, Burnet, and Blanco Counties, Texas, by V. E. Barnes. Scale 1:24,000; 10-p. text, 1978. GQ0044, OP [$6.00]
Geology of the Click Quadrangle, Llano and Blanco Counties, Texas, by V. E. Barnes. Scale 1:24,000; 23-p. text, 1978. GQ0043, $5.00
Geology of Midcities Area, Tarrant, Dallas, and Denton Counties, Texas, by L. Hendricks, with contribution by H. H. Sampson, Jr. Scale 1:62,500; 20-p. text, 7 figs., 1 table, 1976. GQ0042, OP [$6.00]
Geology of the Kingsland Quadrangle, Llano and Burnet Counties, Texas, by V. E. Barnes. Scale 1:24,000; 25-p. text, 1976. GQ0041, OP [$6.00]
Gravity, Magnetic, and Generalized Geologic Map of the Van Horn-Sierra Blanca Region, Trans-Pecos Texas, by M. A. Wiley. Scale 1:125,000; 26-p. text, 1972. GQ0040, OP [$6.00]
Geology of Southern Quitman Mountains, Hudspeth County, Texas, by B. R. Jones and D. F. Reaser. Scale 1:48,000; 24-p. text, 1970. GQ0039, OP [$6.00]
Austin West, Travis County, Texas, by P. U. Rodda, L. E. Garner, and G. L. Dawe. Scale 1:24,000; 11-p. text, 1970. GQ0038, OP [$6.00]
Geology of Bofecillos Mountains Area, Trans-Pecos Texas, by J. F. McKnight. Scale 1:48,000; 36-p. text, 1970. GQ0037, OP [$6.50]
Igneous Geology of the Central Davis Mountains, Jeff Davis County, Texas, by J. E. Anderson, Jr. Scale 1:62,500; 18-p. text, 1968. GQ0036, OP [$6.00]
Geology of Apache Mountains, Trans-Pecos Texas, by J. W. Wood. Scale 1:63,360; 32-p. text, 1968. GQ0035, OP [$6.00]
Geology of the Yeager Creek Quadrangle, Blanco and Hays Counties, Texas, by V. E. Barnes. Scale 1:24,000; 6-p. text, 1967. GQ0034, $5.00
Geology of the Monument Hill Quadrangle, Blanco County, Texas, by V. E. Barnes. Scale 1:24,000; 7-p. text, 1967. GQ0033, $5.00
Geology of the Cave Creek School Quadrangle, Gillespie County, Texas, by V. E. Barnes. Scale 1:24,000; 11-p. text, 1967. GQ0032, $5.00
Geology of the Stonewall Quadrangle, Gillespie and Kendall Counties, Texas, by V. E. Barnes. Scale 1:24,000; 10-p. text, 1966. GQ0031, $5.00
Geology of Black Gap Area, Brewster County, Texas, by B. E. St. John. Scale 1:62,500; 18-p. text, 1966. GQ0030, OP [$6.00]
Geology of the Rocky Creek Quadrangle, Blanco and Gillespie Counties, Texas, by V. E. Barnes. Scale 1:24,000; 12-p. text, 1965. GQ0029, OP [$5.00]
Geology of Presidio Area, Presidio County, Texas, by J. W. Dietrich. Scale 1:48,000; 45-p. text, 1966. GQ0028, OP [$6.50]
Geology of the Hye Quadrangle, Blanco, Gillespie, and Kendall Counties, Texas, by V. E. Barnes. Scale 1:24,000; 8-p. text, 1965. GQ0027, $5.00
Geology of the Eagle Mountains and Vicinity, Hudspeth County, Texas, by J. R. Underwood, Jr. Scale 1:48,000; 32-p. text, 1963; reprinted 1974. GQ0026, OP [$6.50]
Geology of the Johnson City Quadrangle, Blanco County, Texas, by V. E. Barnes. Scale 1:24,000; 12-p. text, 1963; reprinted 1969. GQ0025, $5.00
Geology of Eastern Half of Kent Quadrangle, Culberson, Reeves, and Jeff Davis Counties, Texas, by J. P. Brand and R. K. DeFord. Scale 1:63,360. 1962. GQ0024, OP [$5.00]
Geology of Van Horn Mountains, Texas, by P. C. Twiss. Scale 1:48,000. 1959. GQ0023, OP [$5.00]
Geology of the Pinto Canyon Area, Presidio County, Texas, by D. L. Amsbury. Scale 1:63,360. 1958 [1959]. GQ0022, OP [$5.00]
Geology of Wylie Mountains and Vicinity, Culberson and Jeff Davis Counties, Texas, by H. Hay-Roe. Scale 1:63,360. 1957. GQ0021, $5.00

GQs 1-20. Geologic quadrangle maps, scale 1:31,680; 7.5-minute quadrangles in Gillespie, Blanco, and some adjoining counties, by V. E. Barnes. 1952, 1954, 1955.

Squaw Creek. GQ0001, OP [$5.00]
Hilltop. GQ0002, OP [$5.00]
Crabapple Creek. GQ0003, OP [$5.00]
Willow City. GQ0004, OP [$5.00]
Blowout. GQ0005, OP [$5.00]
Spring Creek. GQ0006, OP [$5.00]
Live Oak Creek. GQ0007, OP [$5.00]
Palo Alto Creek. GQ0008, OP [$5.00]
Gold. GQ0009, OP [$5.00]
North Grape Creek. GQ0010, OP [$5.00]
Morris Ranch. GQ0011, $5.00
Bear Creek. GQ0012, OP [$5.00]
Cain City. GQ0013, OP [$5.00]
Stonewall. GQ0014, OP [$5.00]
Wendell. GQ0015, $5.00
Harper. GQ0016, $5.00
Dry Branch. GQ0017, $5.00
Klein Branch. GQ0018, $5.00
Fall Prong. GQ0019, $5.00
Threadgill Creek. GQ0020, $5.00

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