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Ruhnu 500 borehole

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ID972
NameRuhnu 500 borehole
Number500
Loc. typeborehole (section)
CountryEstonia
CountySaare County
ParishRuhnu
SettlementRuhnu
Elevation (m)6.0
Latitude (dec. deg.)57.803170
Longitude (dec. deg.)23.241380
Coord. agentEGK
Location remarksSaare keskosas
Vertical extent (m)787.40
Stratigraphy topNarva Stage
Stratigraphy baseProterozoic
Maaamet ID1829
RemarksE. Kala 1:200000 kaardistamine, aruanne 1973. EGF 3260
Record changed2018-03-13 09:55:18

References (15)

Nestor, V. 1976. Сопоставление некоторых разрезов райккюлаского горизонта Эстонии по микропланктону [A microplankton correlation of boring sections of the Raikküla Stage, Estonia]. Proceedings of the Academy of Sciences of the Estonian SSR. Geology 25 (4), 319-323. | PDF | DETAILS

Nõlvak, J. 1980. Chitinozoans in biostratigraphy of the northern East Baltic Ashgillian. A preliminary report. Acta Palaeontologica Polonica 25 (2), 253-260. | DETAILS

Nestor, V. 1980. Новые виды хитинозой из нижнего лландовери Эстонии [New chitinozoan species from the Lower Llandoverian of Estonia]. Proceedings of the Academy of Sciences of the Estonian SSR. Geology 29 (3), 98-107. | PDF | DETAILS

Nestor, V. 1980. Хитинозои среднего лландовери Эстонии [Middle Llandoverian Chitinozoans from Estonia]. Proceedings of the Academy of Sciences of the Estonian SSR. Geology 29 (4), 136-142. | PDF | DETAILS

Nestor, V. 1982. Зональные комплексы хитинозой (венлок Эстонии) [Chitinozoan zonal assemblages (Wenlock, Estonia)]. Кальо Д. Л., Клааманн Э. Р. (рeд.) Сообщества и биозоны в силуре Прибалтики [Kaljo, D. L. & Klaamann, E. R. (eds). Silurian assemblages and biozones in the East Baltic region]. Valgus Publishers, Tallinn. 84-96. | DETAILS

Nestor, V. 1982. Новые виды хитинозой родов Ancyro-, Gotlando- и Sphaerochitina из венлока Эстонии [New chitinozoans of the genera Ancyro-, Gotlando- and Sphaerochitina from the Wenlockian of Estonia]. Proceedings of the Academy of Sciences of the Estonian SSR. Geology 31 (4), 146-151. | PDF | DETAILS

Nestor, V. 1984. Зональное распределение хитинозой в яаниском горизонте (венлок Эстонии) и проблема его границ [Zonal distribution of chitinozoans in the Wenlockian Jaani Stage of Estonia and the problem of its upper boundary]. Стратиграфия древнепалеозойских отложений Прибалтики. Peд: Мянниль Р. М. & Менс К. А. [Early Paleozoic stratigraphy of the Baltic. Eds: Männil, R. & Mens, K.]. Eesti NSV TA Geoloogia Instituut, Tallinn. 119-127. | DETAILS

Nõlvak, J. 1984. Распространение кислотоустойчивых микрофоссилий в разрезах ашгилла Северной Прибалтики [Distribution of acid-resistant microfossils in the northern East Baltic Ashgillian]. 1-70. | DETAILS

Nestor, V. 1991. On the distribution of aberrant forms of chitinozoans in the Silurian of Estonia and West Latvia. Proceedings of the Estonian Academy of Sciences. Geology 40 (3), 96-99. | PDF | DETAILS

Nestor, V. 1994. Early Silurian chitinozoans of Estonia and North Latvia. Estonian Academy Publishers, Tallinn. 1-163. | DETAILS

Kaljo, D., Hints, L., Martma, T. & Nõlvak, J. 2001. Carbon isotope stratigraphy in the latest Ordovician of Estonia. Chemical Geology 175, 49-59. | DOI | DETAILS

Nõlvak, J. 2003. Distribution of Ordovician chitinozoans. Ruhnu (500) Drill Core. Estonian Geological Sections. Bulletin 5, 23-25. | DETAILS

Nestor, V. 2003. Distribution of Silurian chitinozoans. Ruhnu (500) drill core. Estonian Geological Sections. Bulletin 5, 13-14. | DETAILS

Nestor, V. 2005. Chitinozoans of the Margachitina margaritana Biozone and the Llandovery-Wenlock boundary in West Estonian drill cores. Proceedings of the Estonian Academy of Sciences. Geology 54 (2), 87-111. | PDF | DETAILS

Nestor, V. 2012. A summary and revision of the East Baltic Silurian chitinozoan biozonation. Estonian Journal of Earth Sciences 61 (4), 242-260. | PDF | DOI | DETAILS


Raw data (173 species, 377 samples)

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