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Russia | |
| Am Min 90:1402-1412 (deposit item) |
| [var. Sapphire] Sorokina, E. S., Botcharnikov, R. E., Kostitsyn, Y. A., Rösel, D., Häger, T., Rassomakhin, M. A., ... & Hofmeister, W. (2021). Sapphire-bearing magmatic rocks trace the boundary between paleo-continents: A case study of Ilmenogorsky alkaline complex, Uralian collision zone of Russia. Gondwana research, 92, 239-252. |
| Pavel.M. Kartashov (n.d.) analytical data. |
| Dmitry Tonkacheev |
| Boris Z. Kantor collection |
| Sorokina, E. S., Rassomakhin, M. A., Nikandrov, S. N., Karampelas, S., Kononkova, N. N., Nikolaev, A. G., ... & Kotlyarov, V. A. (2019). Origin of Blue Sapphire in Newly Discovered Spinel–Chlorite–Muscovite Rocks within Meta-Ultramafites of Ilmen Mountains, South Urals of Russia: Evidence from Mineralogy, Geochemistry, Rb-Sr and Sm-Nd Isotopic Data. Minerals, 9(1), 36. |
| Kievlenko, Eugenii Ya., Soregaroli, A. - Ed. (2003) Geology of Gems - First English Edition. Ocean Pictures Ltd, Littleton, Colorado. p.1-468. |
| [var. Ruby] Kievlenko, Eugenii Ya., Soregaroli, A. - Ed. (2003) Geology of Gems - First English Edition. Ocean Pictures Ltd, Littleton, Colorado. p.1-468. |
| [var. Ruby] Kissin, Aleksander, Gottman, Irina, Sustavov, Sergei, Murzin, Valery, Kiseleva, Daria (2020) The First Find of Cr2O3 Eskolaite Associated with Marble-Hosted Ruby in the Southern Urals and the Problem of Al and Cr Sources. Minerals, 10 (2) 101 doi:10.3390/min10020101 Local geolofist S.V.Kolesnichenko data |
Pit No. 298, Ilmen Mountains, Chelyabinsk Oblast, Russia