Zwieselite from selected localities.
Germany (FRL) | |
| Min Mag 31 (1957), 587; Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990 |
| 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: 851; Nickel & Nichols, 1991 "Mineral Reference Manual", 238. |
Obermüller, T., (1993): Über Phosphatmineralien aus Zwiesel/Bayerischer Wald, Der Aufschluss, Vol. 44, pp. 337-341 |
Hühnerkobel Mine, Rabenstein, Zwiesel, Regen District, Lower Bavaria, Bavaria, Germany