Psilomelane from selected localities.
USA | |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 339; Dean, K.C., et al (1952), Concentration of oxide manganese ores from vicinity of Winkleman, Pinal Co., AZ, US Bur. Mines Rept. Inv. 4848. |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 339; Hewett, D.F. & M. Fleischer (1960), Deposits of the manganese oxides, Econ.Geol.: 55: 1-55; Hewett, et al (1963), Deposits of the manganese oxides: supplement, Econ.Geol.: 58: 1-51. |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 338-339; Crittenden, M.D., et al (1962), Studies of manganese oxide minerals - VI. Thallium in some manganese oxides, Am.Min.: 47: 1461-1467; Hewett, D.F. & M. Fleischer (1960), Deposits of the manganese oxides, Econ.Geol.: 55: 1-55; Hewett, D.F., et al (1963), Deposits of the manganese oxides: supplement, Econ.Geol.: 58: 1-51.. |