Location and Geological Map of Yukinoura District, Saikai City, Nagasaki Prefecture, Japan (IMAGE)

Kumamoto University

Location and Geological Map of Yukinoura District, Saikai City, Nagasaki Prefecture, Japan

Caption

a: Geological zone in western Japan. The blue-green part is the Sanbagawa belt that crosses mainland Japan. The Nishisonogi metamorphic rock was thought to belong to the same geological formation as the Sanbagawa belt.

b: Enlarged map of Saikai city.

c: An enlarged view of the Yukinoura district of Saikai City. The star indicates where microdiamonds were found.

Credit

Professor Tadao Nishiyama

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<p>Adapted from fig. 1 of <a href="https://www.nature.com/articles/s41598-020-68599-7" target="_blank"> Nishiyama et.al. 2020</a>. </p> <p>This image is made available under the terms of <a href="https://creativecommons.org/licenses/by/4.0/" target="_blank">CC by 4.0</a>. Any further distribution of this work must follow the terms of this license. </p>

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