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Earth Impact Database Sorted by : | Name | Diameter | Age |

 

Gardnos

Crater Name
Location
Latitude
Longitude
Diameter (km)
Age (Ma)*
Exposed
Drilled
Target Rock**
Bolide Type***
Gardnos
Norway
N 60° 39'
E 9° 0'
5
500 ± 10
Y
N
C
Chondrite

 

Geology map

References
Andersen, T., Burke, E. A. J., Methane inclusions in shocked quartz from the Gardnos impact breccia, South Norway. Eur. J. Mineral., v. 8, pp. 927-936. 1996.
Azad, A.S., Dypvik, H., and Kalleson, E. Sedimentation in marine impact craters; insight from the Ritland impact structure. Sedimentary Geology, vol.318, pp.97. 2015.
Dons, J. A., Naterstad, J., The Gardnos impact structure, Norway (abstract). Meteoritics, 55th Annual Meeting, Meteoritical Society, Copenhagen, v. 215. 1992.
Dons, J. A., Naterstad, J., The Gardnos impact structure, Norway (abstract). Meteoritics, v. 27, pp. 215. 1992.
Elsila, J.E., de Leon, N.P., Plows, F.L., Buseck, P.R., Zare, R.N. Extracts of impact breccia samples from Sudbury, Gardnos, and Ries impact craters and the effects of aggregation on C (sub 60) detection. Geochimica et Cosmochimica Acta, vol.69, pp.2891. 2005.
French, B. M., Koeberl, C., Gilmour, I., Shirey, S.B., Dons, J.A. and Naterstad,J., Petrology and geochemistry of target rocks and breccias from the Gardnos impact structure, Norway (abstract). Lunar and Planetary Science Conference XXVI. 1995.
French, B. M., Koeberl, C., Gilmour, I., Shirey, S.B., Dons, J.A. and Naterstad,J., Petrology and geochemistry of target rocks and breccias from the Gardnos impact structure, Norway (abstract). Lunar and Planetary Science XXVI, pp. 423-424. 1995.
French, B. M., Koeberl, C., Gilmour, I., Shirey, S.B., Dons, J.A. and Naterstad,J., The Gardnos impact structure, Norway: Petrology and geochemistry of target rocks and impactites. Geochimica et Cosmochimica Acta, v. 61, pp. 873-904. 1997.
French, B. M., Koeberl, C., Gilmour, I., Shirey, S.B., Dons, J.A. and Naterstad,J., The Gradnos impact structure, Norway: Petrology and geochemistry of target rocks and impactites. Geochimica et Cosmochimica Acta, v. 61, pp. 873-904. 1997.
Gilmour, I., French, B.M., Franchi, I.A., Abbott, J.I., Hough, R.M., Newton, J., Koeberl,C., Geochemistry of carbonaceous impactites from the Gardnos impact structure, Norway, Geochimica Acta, Vol 67. No. 20. P 3889 - 3903. 2003.
Goderis, S., Kalleson, E., Tagle, R., Dypvik, H., Schmitt, R.T., Erzinger, J., Claeys, P. A non-magmatic iron projectile for the Gardnos impact event. Chemical Geology, vol.258, p.145. 2009.
Grier, J. A., Swindle, T.D., Kring, D.A. and Melosh,H.J., Investigation of the Gardnos impact structure: Argon-40/Argon-39 results (abstract). Meteoritics, v. 30, pp. 513-514. 1995.
Grier, J. A., Swindle, T.D., Kring,D.A.and H.J.Melosh., Argon-40/argon-39 analyses of samples from the Gardnos impact structure, Norway, Meteoritics and Planetary Science, v 34 p 803-807. 1999.
Henkel, H., Pesonen, L. J., Impact craters and craterform structures in Fennoscandia. Tectonophysics, v. 216, pp. 31-40. 1992.
Kalleson, E., Corfu, F., and Dypvik, H. U/Pb systematics of zircon and titanite from the Gardnos impact structure, Norway; evidence for impact at 546 Ma? Geochimica et Cosmochimica Acta, vol.73, pp.3077. 2009.
Kalleson, E., Dypvik, H., Naterstad, J. Postimpact sediments in the Gardnos impact structure, Norway. Special Paper- Geological Society of America, vol.437, pp.19. 2008.
Kalleson, E., Dypvik, H., Nilsen, O. Melt-bearing impactites (suevite and impact melt rock) within the Gardnos Structure, Norway. Meteoritics & Planetary Science, vol.45, pp.798. 2010.
Moynier, F., Koeberl, C, Quitte, G. and Telouk, P., A tungsten isotope approach to search for meteorite componenets in terrestrial impact rocks, Earth and Planetary Science Letters, v.286, pp.35-40. 2009.
Naterstad, J., Dons, J. A., The Gardnos impact structure, Hallingdal, Norway (abstract). "Impact Cratering and Evolution of Planet Earth", First International Workshop, Nordlingen, Germany, April 28-May 2. 1993.
Parnell, J., and Lindgren, P. Survival of reactive carbon through meteorite impact melting. Geology, vol.34, pp.1029. 2006.
Pesonen, L. J., Marcos, N. and Pipping,F., Palaeomagnetism of the Lappajarvi impact structure, western Finland. Tectonophysics, 216, pp. 123-142. 1992.
Vishnevsky, S. A., Raitala, J., Native iron, wustite and magnetite in impactites of Janisjarvi and Gardnos craters (the Baltic Shield), 66th Annual Meteoritical Society Meeting. 2003.
Wolbach, W. S., French, B. M., Widicus., Carbon- Bearing Impactites from the Gardnos Impact Structure, Norway: No Evidence for Soot, LPSC XXX, Lunar and Planetary Institute, Houston, TX, Abstr. 1043 (CD-ROM). 1999.

 

* pre-1977 K-Ar, Ar-Ar and Rb-Sr ages recalculated using the decay constants of Steiger and Jager (1977) Ages in millions of years (Ma) before present.

** Abbreviations: C - Crystalline Target; C-Ms - Metasedimentary Target; M - Mixed Target (i.e.sedimentary strata overlying crystalline basement); S - sedimentary target (i.e. no crystalline rocks affected by the impact event). From Osinski. G. R., Spray J. G., and Grieve R. A. F. 2007. Impact melting in sedimentary target rocks: A synthesis. In The Sedimentary Record of Meteorite Impacts, Geological Society of America Special Paper. Editors: Evans K. Horton W., King D., Morrow J., and Warme J. Geological Society of America: Boulder, in press.

***
From Koeberl,C. Identification of meteoritic components in impactites. 1998, Koeberl, C. The Geochemistry and Cosmochemistry of Impacts. 2007 and PASSC Files. (IAB, IIIAB, IIIB, IIID - Iron Meteorite)

 

 

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