Schapbachite from
Bulgaria | |
| I. Kostov, V. Breskovska, J. Mincheva-Stefanova, G. Kirov (1964): Minerals of Bulgaria. Sofia, Bulgaria, 540 pp. (in Bulgarian). |
| Kostov et al.(1964):Minerals of Bulgaria |
Bulgaria | |
| I. Kostov, V. Breskovska, J. Mincheva-Stefanova, G. Kirov (1964): Minerals of Bulgaria. Sofia, Bulgaria, 540 pp. (in Bulgarian). |
| Kostov et al.(1964):Minerals of Bulgaria |