Apatite from Darwin Mining District, Darwin Hills, Inyo County, California, USA
USA | |
| Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 78 Kelley, Vincent C. (1938) Geology and Ore Deposits of the Darwin Silver-Lead Mining District, Inyo County, California. California Journal of Mines and Geology, 34 (4) 503-562 |
| Knopf, Adolf (1914a), The Darwin silver-lead mining district, California: USGS Bulletin 580: 1-18. |
Am Min (1962) 47:1003-1005 |