- Clark Mts (Clark Mountain Range)
| Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc. Olson, Jerry Chipman, Shawe, D.R., Pray, L.C., Sharpe, W.N., and Hewlett, D.F. (1954), Geology of the rare-earth deposits of the Mountain Pass district, San Bernardino County California, USGS 261 pp.: 33 Van Nostrand Reinholt Press: 221. |