Feldspar Group from Beaver County, Utah, USA
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| [var. Perthite] Moore, J. N. & Samberg, S. M. (1978) Geology of Roosevelt Hot Springs KGRA, Beaver County, Utah. Earth Science Laboratory, University of Utah Research Institute. Nielson, D. L. Sibbett, B. S. McKinney, D. B. Hulen, J. B. |
Rock Corral, Beaver County, Utah, USA