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Austin Bouldin Creek.JPG



Austin's Rocks Map Resources: Welcome


Chock Woodruff (BEG): invaluable geological review and editing

Linda McCall (BEG): invaluable geology and education review

Andrea Fildani: unrelenting support and geology review

Cesare Fildani: enthusiastic help and fearless scouting

Livia and Adriano Fildani: boundless joy and curiosity

Anne and Richard Hessler: chief shipping officers


University of Texas at Austin

Garner, L.E. and Young, K.P., 1976, Environmental geology of the Austin area: an aid to urban planning: University of Texas at Austin, Bureau of Economic Geology, Report of Investigations RI-86, scale 1:62,500.

Basis for front panel: Austin's Rocks.

Trippet, A. R. and Garner, L. E., 1976. Guide to points of geologic interest in Austin: University of Texas at Austin, Bureau of Economic Geology, Guidebook Number 16.

Information for these sites: West Bouldin Creek, Barton Springs, North Lamar, and Shoal Creek.

Barnes, V. E., 1982. Geology of the Marble Falls Quadrangle, Burnet and Llano counties, Texas: University of Texas at Austin, Bureau of Economic Geology, Geologic quadrangle map No. 48.

Geologic age for Town Mountain granite at State Capitol.

Rodda, P. U., Garner, L. E., and Dawe, G. L., 1970. Austin West, Travis County, Texas: University of Texas at Austin, Bureau of Economic Geology, Geologic quadrangle map No. 38.

Rock or sediment information for map legend.


Woodruff, C. M., Jr., and Kirkland, B. L., coordinators, 1999. Rocks, resources, and recollections: A geologic tour of the “Forty Acres” – the University of Texas at Austin campus: Austin Geological Society, Guidebook 19.

Information for these sites: Gearing Building and Speedway Garage.

Woodruff, C. M., Jr., coordinator, 1988. Congress Avenue, Austin, Texas: Lessons in economic geology, architecture, and history: Austin Geological Society Guidebook 12.

Information for these sites: Congress Avenue and State Capitol.

Woodruff, C. M., Jr. and Collins, E. W., trip coordinators, 2001. Austin, Texas and beyond: Geology and environment. A field excursion in memory of L. Edwin Garner: Austin Geological Society, Guidebook 21.

Information for these sites: Barton Springs and North Lamar.


Blum, M. D. and Valastro, S., Jr., 1994. Late Quaternary sedimentation, lower Colorado River, Gulf coastal plain of Texas. Geological Society of America Bulletin, v. 106, p. 1002-1016.

River terrace information for this site: Congress Avenue.

Haq, B.U. and S.R. Shutter, 2008. A Chronology of Paleozoic Sea-Level Changes. Science, 322, 64-68.

Basis for illustrated sea level curve for this site: Shoal Creek.

Hunt, B. B., Smith, B. A., and Hauwert, N. M., 2019. Barton Springs segment of the Edwards (Balcones fault zone) aquifer, central Texas, in Sharp, J. M., Jr., Green, R. T., and Schindel, G. M., eds., The Edwards Aquifer: The Past, Present, and Future of a Vital Water Resource: Geological Society of America Memoir 215.

Information for this site: Barton Springs.


Boggs, S., Jr., 1987. Principles of Sedimentology and Stratigraphy: Macmillan Publishing Company, New York, NY. Cretaceous Texas landscape

Information for this site: Gearing Building.

Spearing, D., 1991. Roadside Geology of Texas: Mountain Press Publishing Company, Missoula, MT.  Austin Chalk

Information for this site: Speedway Garage. Western Interior Seaway.

Information for this site: Rock Island.

Austin's Rocks Map Resources: Text
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