Model comparison of Yamato and Allan Hills polymict eucrites

• Main Authors: Jeremy S. Delaney, Hiroshi Takeda, Martin Prinz
• Format: Report
• Language: English
• Published: Department of Mineral Sciences, Americal Museum of Natural History 1983
• Subjects: Yamato; Allan Hills; Memoirs of National Institute of Polar Research; Polar Research
• Online Access: https://nipr.repo.nii.ac.jp/?action=repository_uri&item_id=1560; http://id.nii.ac.jp/1291/00001560/; https://nipr.repo.nii.ac.jp/?action=repository_action_common_download&item_id=1560&item_no=1&attribute_id=18&file_no=1

Comparison of modal analyses of seven Yamato and six Allan Hills polymict eucrite specimens reveals differences of plagioclase and pyroxene content between the two groups. The Yamato suite has more "pigeonitic' pyroxene and less plagioclase and low calcium pyroxene than the Allan Hills sui...