Borehole No. 648
General info
| Name | Borehole No. 648 |
| Number | 648 |
| Type | borehole (section) |
| Country | Estonia |
| Parish | Tamsalu |
| Settlement | Porkuni |
| Latitude | 59.184352 |
| Longitude | 26.188117 |
| Coordinate precision | 100-1000 m |
| Coord. method | Est Land Board map server |
| Coord. agent | Aaloe, Aasa |
| Location remarks | Porkuni paemurrust ca 300 m lõuna pool |
| Strat. top |
Porkuni Stage
|
| Date changed | 2015-11-02 |
| Reference | Pealkiri | Pages | Remarks |
|---|---|---|---|
| Shogenova et al., 2003a | Glauconitic rocks in the Baltic area: estimation of specific surface | ||
| Hints, L. et al., 2000 | Stratotype of the Porkuni Stage with comments on the Röa Member (uppermost Ordovician, Estonia) | 190 | |
| Puura, V., 1987 (ed) | Geology and mineral resources of the Rakvere phosphorite-bearing area | 34 |
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