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USA | |
| Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc. Sharp, W.E. (1959) Minerals from Los Angeles County, California. Printed privately, Los Angeles, California: 90 Van Nostrand Reinholt Press: 475. |
| Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc. Sharp, W.E. (1959) Minerals from Los Angeles County, California. Printed privately, Los Angeles, California: 46 Van Nostrand Reinholt Press: 475. |
| Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc. Sharp, W.E. (1959) Minerals from Los Angeles County, California. Printed privately, Los Angeles, California: 29 Van Nostrand Reinholt Press: 474-475. |
| Neuerberg, George Joseph (1954), Allanite pegmatite, San Gabriel Mountains, Los Angeles County, California: American Mineralogist: 39: 831-834. |
| Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc. Bailey, Edgar H. (1941a), Mineralogy, petrology and geology of Santa Catalina Island, California: Unpublished Ph.D. dissertation, Stanford University: 67, 79 Van Nostrand Reinholt Press: 474. |
| Murdoch, Joseph, Webb, Robert W. (1966) Minerals of California, Centennial Volume (1866-1966) - California Division Mines and Geology, Bulletin 189. p.1-559. Metzer, Stephen (1954), Sphene locality in Sierra Madre Canyon: Gems & Minerals, No. 206: 56-57 |