Molybdenite from selected localities.
USA | |
| Lindgren, Waldemar (1894a), The gold-silver veins of Ophir, California: UGS 14th. Ann. Report, part 2: 273; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 80. |
| U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. |