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April 2020 Bulletin

Investigation Of Methods In Fluorescent Dye Extraction From Activated Charcoal For Use In Dye Tracing

By Alyssa Blaise Kirkendall¹, Dr. Yongli Gao¹, and Geary Schindel²

¹The University of Texas at San Antonio; ²Edwards Aquifer Authority

Abstract

March 2020 Bulletin

Olmos Formation Oil And Gas Fields Near Pearsall, Frio County, Texas

By Mark E. Thompson

Geologist, San Antonio, TX

Abstract

February 2020 Bulletin

Geologic Mapping Of The Valley Of The Missions: The San Antonio River Valley From Springs To Espada

Thomas E. Ewing

Bexar Geological Surveys

San Antonio, TX

Summary

January 2020 Bulletin

Stratigraphy Of The Glen Rose Formation In Big Bend National Park, Texas

John N. Casiano III

The University of Texas at San Antonio, 2017

Supervising Professor: Alexis Godet, Ph.D.

Abstract

November Bulletin

Geochemistry And Environmental Analysis Of A Lower Cretaceous Dinosaur Track Site, Heritage Museum Of The Texas Hill Country, Comal County, Central Texas

Asmara A. Lehrmann1, Elliot Blake1, Kexin Sun2, Bailey Welch3, Christopher Ray3, Thomas Adams4, Alexis Godet3, Marina Suarez3, David A. Ferrill5, Ronald N. McGinnis5, Daniel J. Lehrmann1

October 2019 Bulletin

Near-Surface Geophysical Mapping of Pilot Knob Volcano, Austin, Texas, USA

Mustafa Saribudak¹, and S. Christopher Caran²

¹Environmental Geophysics Associates, Austin, Texas Email: ega@pdq.net

²Texas Development Board, Austin, Texas

September 2019 Bulletin

Schubert Field

Hays County, Texas

By Mark E. Thompson

Geologist, San Antonio

Abstract

Schubert Field is a very small oil field with a marginal production history. This article documents the field in order to highlight its most significant trait, being the only occurrence of oil production in Hays County.

Discovery of the Field