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Name

ISO-NAAKKIMA

StatusProven
Country Finland
CoordinatesLat. N 62°11'57" Long.E 27°07'59"
Diameter km 3.0
Age Ma or date ~1200.0
Synonyms
Remarks Age is something from 900 to 1200 Myr. The structure is covered by young sediments. Diameter and coordinates are checked by using AEM map.
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References
Järvelä 1995 Järvelä J., Pesonen L.J. and Pietarinen H., "On palaeomagnetism and petrophysics of the Iso-Naakkima impact structure, southeastern Finland", Internal report of GSF (1995)
Lehtinen 1998 Lehtinen M., "Meteoriittitörmäyskraatterit - maan ja taivaan kohtauspaikat", (in Finnish) in Lehtinen M., Nurmi P., ja Rämö T. (edit.), "3000 vuosimiljoona - Suomen kallioperä" , Suomen geologinen seura (1998)
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