scientific activity, after each trip to any region of Russia and Europe, brought interesting mineralogical material...Mountain) where has collected ratoffkite1 (earthy fluorite), quartz, ferriallophane, shanyavskite, beraunit...visited Troitsky Stone, stone quarries on the Tura River, Verkhoturie and vicinities of the female monastery...calcite near villages Korotnevo and Nyushchino in the Tver province (Coll.1032 = 12 samples), and since June...the Urguchan River, village Gutai on the Chikoi River, village Utochkino on the Selenga River, many villages |
Derzha river, Tver Oblast, Russia