Number F505-7586
NumberF505-7586
LocalityMaardu F-505 borehole
Coordinates59.462581, 25.089898
Elevation41.90
Depth238.1
Depth / thickness (m)192
Depth to192
StratigraphyProterozoic
Date collected1960-1990
Sample purposegeochemistry and petrophysics
Rockgraphite gneiss (GNGFCD)
Materialgraphite gneiss
OwnerEesti Geoloogiateenistus (EGT)
InstitutionGeological Survey of Estonia
Date added2022-11-29
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