[2poster86-94] GG-3. sub-Petrology_Mineralogy_Volcanology

[G-P-25] Study on mode of occurrence of jasper veins and alteration of host andesite lava in Tamayu-cho area, Matsue City, Shimane Prefecture

*Hiroto OHIRA¹, Ruka NAKAZATO², Ryo MARUYAMA¹ (1. Shimane University, 2. Shimane University (NIPPON INSIEK CO., LTD.))

Keywords:

jasper,andesite lava,hydrothermal alteration,celadonite,chalcedony

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