Howlite from Calico, Calico District (Daggett District; Calico-Daggett area), Calico Mts (Calico Hills), San Bernardino County, California, USA
USA | |
| Murdoch, J., Webb, R. (1966) Minerals of California. California Division of Mines and Geology Bulletin 189. |
| Murdoch, Joseph, Webb, Robert W. (1966) Minerals of California, Centennial Volume (1866-1966) - California Division Mines and Geology, Bulletin 189. p.1-559. Giles, W. B. (1903) Bakerite (a new borosilicate of calcium) and howlite from California. Mineralogical Magazine and Journal of the Mineralogical Society, 13 (62) 353-355 doi:10.1180/minmag.1903.013.62.12 |
Pacific Mine, Calico, Calico District, Calico Mts, San Bernardino County, California, USA