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Bulgaria | |
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| Spisanie na Bulgarskoto Geologichesko Druzhestvo (1971), 32(3), 358-61. |
| www.mindat.org (n.d.) https://www.mindat.org/photo-1289422.html |
| Sabeva, R., Mladenova, V., & Mogessie, A. (2017). Ore petrology, hydrothermal alteration, fluid inclusions, and sulfur stable isotopes of the Milin Kamak intermediate sulfidation epithermal Au-Ag deposit in Western Srednogorie, Bulgaria. Ore Geology Reviews, 88, 400-415. |
| I. Kostov, V. Breskovska, J. Mincheva-Stefanova, G. Kirov (1964): Minerals of Bulgaria. Sofia, Bulgaria, 540 pp. (in Bulgarian). |
| Marcus Vau Collection |
- Balkan Mts (Stara Planina)
| tin.er.usgs.gov (n.d.) http://tin.er.usgs.gov/sedznpb/show-sedznpb-xml.php?rec_id=67 ATANASSOVA, S. THE PRESERVED MINERAL DIVERSITY OF SEDMOCHISLENITSI DEPOSIT, VRATSA ORE REGION. Svetla Atanassova, The Preserved Mineral Diversity of Sedmochislenitsi Deposit, Vratsa Ore Region. pp 207-216 |
Probuda, Targovishte Municipality, Targovishte Province, Bulgaria