Calcite from Buruktal Mine, Buruktal massif, Buruktal District, Svetlyi District, Orenburg Oblast, Russia
Russia | |
| [var. Manganese-bearing Calcite] Talovina, I.V., Lazarenkov, V.G., and Vorontsova, N.I. (2003): Lithology and Mineral Resources 38(5), 403-415. |