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Publications by Helper, M.A.

Title Publication Year Abstract Author Series Publisher
Fly Gap Thumbnail Bedrock Geologic Map of the Fly Gap Quadrangle, Mason County, Texas 2025 Hunt, B.B., Helper, M.A., Droddy, Jr., M.J. Open-File Map Bureau of Economic Geology
Gorman Falls Thumb Geologic Map of the Gorman Falls Quadrangle, San Saba, Lampasas and Burnet Counties, Texas 2025 Hunt, B.B., Helper, M.A. Open-File Map Bureau of Economic Geology
OFM 0303 Thumbnail Geologic Map of the Toyahvale Quadrangle, Jeff Davis and Reeves Counties, Texas 2025 Hunt, B.B., Helper, M.A., Horne, E.A., Hennings, P.H., Rhoden, E. Open-File Map Bureau of Economic Geology
OFM0289 Thumb Geologic map of the Loyal Valley quadrangle, Mason County, Texas 2024 Hunt, B.B., Helper, M.A., Morris, J.N., Mutis-Duplat, Emilio, Gray, M.W. Open-File Map Bureau of Economic Geology
Geologic map of a Portion of the Southeastern Llano Uplift, Burnet, Llano, and Blanco Counties Texas Geologic map of a Portion of the Southeastern Llano Uplift, Burnet, Llano, and Blanco Counties Texas 2023 Helper, M.A., Hunt, B.B., Barnes, V.E. Open-File Map Bureau of Economic Geology
Geologic map of the Mason Quadrangle, Mason County, Texas Geologic map of the Mason Quadrangle, Mason County, Texas 2022 Hunt, B.B., Johnson, B., Helper, M.A., Droxler, A. Open-File Map Bureau of Economic Geology
Geologic map of the Turtle Creek Quadrangle, Mason County, Texas Geologic map of the Turtle Creek Quadrangle, Mason County, Texas 2022 Hunt, B.B., Johnson, B., Helper, M.A., Droxler, A. Open-File Map Bureau of Economic Geology
Geologic map of the Grit quadrangle, Mason County, Texas Geologic map of the Grit quadrangle, Mason County, Texas 2021 Hunt, B.B., Johnson, B., Helper, M.A. Open-File Map Bureau of Economic Geology
Geology and Historical Mining, Llano Uplift Region, Central Texas Geology and Historical Mining, Llano Uplift Region, Central Texas 2000 Caran, S.C., Helper, M.A., Kyle, J.R. Austin Geological Society Austin Geological Society