نتائج البحث

A Paleoproterozoic magmatic flare-up in the Central Domain of the Ketilidian Orogen, South Greenland, and correlations to Canada and Scandinavia

• Authors : Vestergaard, R.; Waight, T.; Petersson, A.

Subjects: Crustal growth; Geochronology; Granitoid

• Source: Vestergaard , R , Waight , T , Petersson , A , Hinchey , A M & Whitehouse , M J 2024 , ' A Paleoproterozoic magmatic flare-up in the Central Domain of the Ketilidian

تفاصيل العنوان

Geological processes defining the formation of plumasite-type corundum in the Paleoproterozoic Isertoq Terrane, South-East Greenland

• Authors : Poulsen, Majken D.; Keulen, Nynke; van Hinsberg, Vincent J.

Subjects: Metasomatism; Nagssugtoqidian Orogen; Pegmatite

• Source: Poulsen , M D , Keulen , N , van Hinsberg , V J , Kolb , J , Frei , R & Thomsen , T B 2023 , ' Geological processes defining the formation of plumasite-type corundum in the

تفاصيل العنوان

Persistent mildly supra-chondritic initial Hf in the Lewisian Complex, NW Scotland:Implications for Neoarchean crust-mantle differentiation

• Authors : Whitehouse, Martin J.; Kemp, Anthony I.S.; Petersson, Andreas

Subjects: Archean; Crustal evolution; Geochronology

• Source: Whitehouse , M J , Kemp , A I S & Petersson , A 2022 , ' Persistent mildly supra-chondritic initial Hf in the Lewisian Complex, NW Scotland : Implications for Neoarchean crust-mantle differentiation '

تفاصيل العنوان

Petrographic carbon in ancient sediments constrains Proterozoic Era atmospheric oxygen levels

• Authors : Canfield, Don E.; van Zuilen, Mark A.; Nabhan, Sami

Subjects: oxygen; Proterozoic; evolution

• Source: Canfield , D E , van Zuilen , M A , Nabhan , S , Bjerrum , C J , Zhang , S , Wang , H & Wang , X 2021 , ' Petrographic carbon in ancient sediments constrains Proterozoic Era atmospheric oxygen levels

تفاصيل العنوان

Apatite:a U-Pb thermochronometer or geochronometer?

• Authors : Kirkland, C. L.; Yakymchuk, C.; Szilas, Kristoffer

Subjects: Apatite; Geochronology; Greenland

• Source: Kirkland , C L , Yakymchuk , C , Szilas , K , Evans , N , Hollis , J , McDonald , B & Gardiner , N J 2018 , ' Apatite : a U-Pb thermochronometer or geochronometer? ' , Lithos , vol. 318-319 , pp.

تفاصيل العنوان

A mesoproterozoic iron formation

• Authors : Canfield, Donald E; Zhang, Shuichang; Wang, Huajian

• Source: Canfield , D E , Zhang , S , Wang , H , Wang , X , Zhao , W , Su , J , Bjerrum , C J , Haxen , E R & Hammarlund , E U 2018 , ' A mesoproterozoic iron formation ' , Proceedings of the National Academy

تفاصيل العنوان