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Russia | |
| Pavel M. Kartashov analytical data 2018 |
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| Zaykov, V. V., Melekestseva, I. Y., Zaykova, E. V., Kotlyarov, V. A., & Kraynev, Y. D. (2017). Gold and platinum group minerals in placers of the South Urals: Composition, microinclusions of ore minerals and primary sources. Ore Geology Reviews, 85, 299-320. |
| Pavel.M. Kartashov (n.d.) analytical data. |
| Jedwab J.(1990) Native ruthenium in tantalum carbide concentrates from the Ural mountains, USSR, - Miner. and Petrol., v.43, N2, pp. 137-146. |
| Johan, Z. (2006): Platinum-group minerals from placers related to the Nizhni Tagil (Middle Urals, Russia) Uralian-Alaskan-type ultramafic complex: ore-mineralogy and study of silicate inclusions in (Pt, Fe) alloys. Mineral. Petrol.: 87(1): 1-30 |
| Pavel M. Kartashov analytical data, 2018 |
Unspecified gold placer, Uchalinsky District, Bashkortostan, Russia