| Geological map and cross section around the MIU sites |
This area lies at the border of plutonic rocks of the Ryoke Belt and Mesozoic sedimentary rock of the Mino Belt. The research galleries of the MIU will be excavated in the Cretaceous Toki Granite, which forms the basement complex in the area.
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| This area's geological setting is typical of that found throughout Japan. And the area boasts a healthy supply of ground water, several faults. |
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