- Sulphur Creek Mining District (Sulfur Creek Mining District; Wilbur Springs Mining District)
| Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc. Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 280, 289 Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 139, 235, 373 Vonsen, Magnus & G.D. Hanna (1936), Borax Lake, California: California Division Mines Report 32: 103 Vonsen, Magnus (1935), The discovery of borates in California: Mineralogist: 3(12): 22, 24 Van Nostrand Reinholt Press: 208. |