Holdre borehole
General info
Name Holdre borehole
Type borehole (section)
Country Estonia
Parish Helme
Elevation 100.30
Latitude 57.93328
Longitude 25.7608
Coordinate precision 1-10 km
Location remarks Lätlaste puuritud. Kas puurauk asub Eestis või Lätis? Gailite et al., 1967 lk 40 kirjutab, et Holdre puurauk asub Põhja-Lätis. Kõikidel asukohaskeemidel on aga puurauk näidatud Eestisse.
Strat. top
Date changed 2022-04-27
ReferencePealkiriPagesRemarks
Hints, L. et al., 2012
Hirnantia sagittifera (Brachiopoda) and Mucronaspis mucronata s.l. (Trilobita) in the Upper Ordovician of the East Baltic: taxonomy and distribution
66asukoht kaardil
Raukas & Teedumäe, 1997 (eds)
Geology and Mineral Resources of Estonia
Rubel & Sarv, L., 1996a
Reconstruction and use of the succession of East Baltic Silurian ostracodes
asukoht kaardil
Oraspõld & Kala, 1980
Lithology of the Vormsi Stage in Estonia
475.0-479.8m Vormsi lade
Rubel, 1980, välipäevik 12
Välipäevik nr 12: Kolka, Ezere, Piltene jt faunaproovid
35295.5-372.5 m, faunaproovid
Oraspõld, 1975a
Lithological charachter of the Pirgu Stage in South-Estonia
458.5-475m jonstorp
Oraspõld, 1975b
On the lithology of Porkuni Stage in Estonia
427.1-441.5m Porkuni lade
Põlma, 1973a
Lithological differences between two structural-facial belts of the East Baltic Ordovician
Ulst, 1973
Correlation of Llandovery deposits of Northern Latvia
Silur
Kaljo, 1970a (ed)
The Silurian of Estonia
208, 225
Kaljo, 1970h
Raikküla Stage
225
Nestor, H., 1970c
Juuru Stage
208
Ulst & Gailite, 1970
Border of the Ordovician and Silurian of Latvia and the litho-stratigraphical subdivision of the boundary deposits
292
Ulst, 1970
Stratigraphy of the Silurian sequence of the Holdre bore
285-435m
Jürgenson, 1969, välipäevik 29
Välipäevik nr 29: Kunkojai, andmeid Eesti puuraukude kohta
25väljakirjutus aruandest
Gailite, 1968
Paleontological characteristic of adjacent Ordovician and Silurian deposits in Latvia
133O ja S piirikihid
Nestor, H. & Kala, 1968
A stratigraphic revision of the lowermost Silurian in the northern East-Baltic area
203Juuru lade
Ulst, 1968
Biostratigraphy and correlation of the Silurian of the Middle Baltic region
217Llandovery
Gailite et al., 1967
Stratigrafiâ, fauna i usloviâ obrazovaniâ silurijskih porod Srednej Pribaltiki
40286-415.6+ Silur
Männil, Ralf, 1966a
Evolution of the Baltic Basin during the Ordovician