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Orjaku borehole

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ID876
NameOrjaku borehole
NumberI2
Loc. typeborehole (section)
CountryEstonia
CountyHiiu County
ParishKäina
SettlementOrjaku
Elevation (m)2.00
Latitude (dec. deg.)58.801330
Longitude (dec. deg.)22.753850
Coord. agentEesti Geoloogiakeskus (EGK)
Location remarksOrjaku küla Kassari poolsaarel
Vertical extent (m)141.82
Stratigraphy topRaikküla Stage
Stratigraphy baseKeila Stage
Drillcore32 core boxes
RemarksPuuritud TAGI puurbrigaadi poolt 1956-62 (puurmeister J. Muru). L. Põlma joonise järgi ulatub puurauk Keila lademesse, E. Jürgensoni kirjelduse (1963) järgi lõpeb puurauk Rakvere lademes. Vahemikku 79.35-96 m vaadeldakse kui Kõrgessaare kihistu hüpostratotüüpi
Record changed2021-04-12 10:12:22

References (3)

Kaljo, D. 1970. Райккюлаский горизонт [Raikküla Stage]. Кальо Д. Л. (ред.) Силур Эстонии [The Silurian of Estonia]. Valgus, Tallinn. 221-232. | DETAILS

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

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


Raw data (46 species, 166 samples)

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Range chart (autogenerated)

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