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SULPHUR MOUNTAIN. Sulphur Mountain is on the Rosenow Ranch three miles east of Blewett and three miles south of U.S. Highway 90 West in southwestern Uvalde County (at 29°11' N, 99°59' W). With an elevation of 1,127 feet above sea level, its summit rises ninety feet above the surrounding terrain. The mountain has been the site of quarries.

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The following, adapted from the Chicago Manual of Style, 15th edition, is the preferred citation for this article.

Handbook of Texas Online, "Sulphur Mountain," accessed November 20, 2017,

Uploaded on June 15, 2010. Published by the Texas State Historical Association.