Absolute Ages and Geological Investigations on the Rocks in the Area of Around Syowa Station, East Antarctica

• Main Authors: Keizo YANAI, Yoshio UEDA
• Format: Article in Journal/Newspaper
• Language: English; Japanese
• Published: National Institute of Polar Research 1974
• Subjects: Geography (General); G1-922; East Antarctica; Syowa Station; Yamato; Ongul; Hovde; Antarc*; Antarctica
• Online Access: https://doi.org/10.15094/00007731; https://doaj.org/article/d02bb6383e1f43f7bc4758075cea10ca

The K-Ar age determination on micas from the metamorphic rocks and granites in the Ongul Islands and Lang Hovde areas gave the following results: Metabasites 463, 467, 515, 517, 533 and 539 m.y. Biotite gneiss 560 m.y. Hornblende gneiss 485 m.y. Microcline granite 399 m.y. Biotite from microcline gr...