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USA | |
- Cargo Muchacho Mining District (Hedges Mining District; Ogilby Mining District)
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| Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 275. Sampson, Reid J. & W. Burling Tucker (1942), Mineral resources of Imperial County: California Mining Bureau. Report 38: 139 |
| www.mineralsocal.org |
| Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc. Morton, Paul K. (1977) Geology and Mineral Resources of Imperial County California. County Report 7. California Division of Mines and Geology Campbell, Ian & L.A. Wright (1950), Kyanite paragenesis at Ogilby, California: Geological Society of America Bulletin: 61: 1520-1521 Sampson, Reid J. & W. Burling Tucker (1931), Feldspar, silica, andalusite, and cyanite deposits of California: California Mining Bureau. Report 27: 455 Tucker, W. Burling (1926), Imperial, Inyo Counties: California Mining Bureau. Report 22: 269 Van Nostrand Reinholt Press: 452. |
| Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 275. Sampson, Reid J. & W. Burling Tucker (1942), Mineral resources of Imperial County: California Mining Bureau. Report 38: 139 |
- Chocolate Mountains Mining District
| Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc. Morton, Paul K. (1977) Geology and Mineral Resources of Imperial County California. County Report 7. California Division of Mines and Geology Van Nostrand Reinholt Press: 452. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Luetcke, Rolf (n.d.) Personal communication. |
Bluebird Kyanite Mine, Vitrefrax Hill, Obregon, Cargo Muchacho Mining District, Cargo Muchacho Mountains, Imperial County, California, USA