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Slovakia | |
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| Ozdín, D. (2017) Mineralogické zaujímavosti Slovenska. Korund var. zafír z Hajnáčky. Montanrevue: 10(3): 24. (in Slovak). |
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| Uher P., Giuliani G., Szakáll S., Fallick A., Strunga V., Vaculovič T., Ozdín D., Gregáňová M. (2012): Sapphires related to alkali basalts from the Cerová Highlands, Western Carpathians (southern Slovakia): composition and origin. Geol. Carpath., 63, 1, 71-82. |
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| Filina, M.I., Sorokina, E.S., Botcharnikov, R., Karampelas, S., Rassomakhin, M.A., Kononkova, N.N., Nikolaev, A.G., Berndt, J., Hofmeister, W. (2019) Corundum Anorthosites-Kyshtymites from the South Urals, Russia: A Combined Mineralogical, Geochemical, and U-Pb Zircon Geochronological Study. Minerals, 9(4), 234.
Uher P., Giuliani G., Szakáll S., Fallick A., Strunga V., Vaculovič T., Ozdín D., Gregáňová M. (2012): Sapphires related to alkali basalts from the Cerová Highlands, Western Carpathians (southern Slovakia): composition and origin. Geol. Carpath., 63, 1, 71-82. |
Hajnáčka sapphire occurrence, Hajnáčka, Rimavská Sobota District, Banská Bystrica Region, Slovakia