Sample
Number F523-7492
NumberF523-7492
LocalityMaardu F-523 borehole
Coordinates59.453424, 25.06573
Elevation42.00
Depth249.4
Depth / thickness (m)220
Depth to220
StratigraphyProterozoic
Date collected1960-1990
Sample purposegeochemistry and petrophysics
Rockamphibole-pyroxene gneiss (GNPXAM)
Materialamphibole-pyroxene gneiss
OwnerEesti Geoloogiateenistus (EGT)
InstitutionGeological Survey of Estonia
Date added2022-11-29
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