| References: |
- Deposit:: BEEDE, J.W., AND WAITE, V.V., 1918, TEXAS BUREAU OF ECONOMIC GEOLOGY, BULLETIN 1816, 64 P.
- Deposit:: BEEDE, J.W., AND BENTLEY, W.P., 1918, TEXAS BUREAU OF ECONOMIC GEOLOGY, BULLETIN 1850, 82 P.
- Deposit:: EIFLER, G.K., JR., COMPILER, 1974A, IN BARNES, V.E., GEOLOGIC ATLAS OF TEXAS - BIG SPRING SHEET: TEXAS BUREAU OF ECONOMIC GEOLOGY, 6 P., SCALE 1:250,000.
- Deposit:: EIFLER, G.K., JR., COMPILER, 1974B, IN BARNES, V.E., GEOLOGIC ATLAS OF TEXAS - SAN ANGELO SHEET: TEXAS BUREAU OF ECONOMIC GEOLOGY, 5 P. SCALE 1:250,000.
- Deposit:: HALE, D.K., 1972, EVIDENCE OF EARLY SPANISH MINING IN THE BIG COUNTRY OF WEST TEXAS: ABILENE CHRISTIAN COLLEGE, M.A. THESIS, 230 P. (P. 153, 173)
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