Preliminary 40Ar-39Ar analyses of igneous and metamorphic rocks from the Napier Complex

• Main Authors: Takigami, Yutaka, Ishikawa, Naoto, Funaki, Minoru
• Language: English
• Published: National Institute of Polar Research 1998
• Subjects: ^<40>Ar-^<39>Ar age; Napier Complex; Amundsen dyke; East Antarctica; Napier; Riiser-Larsen; Antarc*; Antarctica; Polar geoscience
• Online Access: https://nipr.repo.nii.ac.jp/record/3028/files/KJ00000044145.pdf; https://doi.org/10.15094/00003028; https://nipr.repo.nii.ac.jp/records/3028

P(論文) Ages of two gneisses and two dolente dykes which were collected for a paleomagnetic study from Mt Riiser-Larsen in the Napier Complex, East Antarctica, were analyzed by the ^<40>Ar-^<39>Ar method All samples contain excess Ar Based on their age spectra, however, ages of about 800-1...