Crystalline schist and crystalline limestone, Jimmu Mine, Hiroshima, 2021


Graphite-bearing crystalline schist, Jimmu Mine, Sogo, Mihara-shi, Hiroshima, 2021
石墨を含む結晶片岩(広島県三原市宗郷神武鉱山)

 


Outcrop of crystalline limestone, Jimmu Mine, Sogo, Mihara-shi, Hiroshima, 2021
結晶質石灰岩の露頭(広島県三原市宗郷神武鉱山)

 


Boulder of crystalline limestone, Jimmu Mine, Sogo, Mihara-shi, Hiroshima, 2021
結晶質石灰岩の転石(広島県三原市宗郷神武鉱山)

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