Discrimination ellipses were constructed for each geochemical group based on quantitative EDXRF data from the reference obsidian samples (RS).
基準原石の EDXRF 定量分析データを用い,化学組成グループごとに判別楕円を作成した。
KD-1 (Koshidake and Hoshika Peninsula), KD-2 (Mt. Kurokami), MD-1 (Osaki Peninsula, Hario Island, and Mukyudo), MD-2 (Osaki Peninsula and Mukyudo), MU-4 (Hoshika Peninsula, Hario Island, and Ogushi), MU-5 (Hoshika Peninsula), OP-1 (Osaki Peninsula), UD-2 (Hario Island), MU-2 (Hoshika Peninsula), KA-1 (Kamedake and Ogushi), KA-2 (Kamedake and Ogushi), KA-3 (Kamedake and Ogushi), UD-1 (Hario Island and Ogushi), UD-3 (Hario Island), HR-2 (Hario Island), HR-3 (Hario Island), MU-1.1 (Hoshika Peninsula), MU-1.2 (Hoshika Peninsula), SR-1 (Shiibagawa River), FR-1 (Hario Island)
KD-1(腰岳・星鹿半島),KD-2(黒髪山),MD-1(大崎半島・針尾島・無窮洞),MD-2(大崎半島・無窮洞),MU-4(星鹿半島・針尾島・大串),MU-5(星鹿半島),OP-1(大崎半島),UD-2(針尾島),MU-2(星鹿半島),KA-1(亀岳・大串),KA-2(亀岳・大串),KA-3(亀岳・大串),UD-1(針尾島・大串),UD-3(針尾島),HR-2(針尾島),HR-3(針尾島),MU-1.1(星鹿半島),MU-1.2(星鹿半島),SR-1(椎葉川),FR-1(針尾島)
© 2025 Yoshimitsu Suda, Nagasaki University