inner zone of a mountain arc or island arc
Geological term for the concave side of a mountain arc or crescent-shaped archipelago. Often contrasted with 外帯 (the outer zone).
See also: 外帯
Inner Zone of Southwest Japan
Specifically refers to the area of southwestern Japan north of the Median Tectonic Line. Often used in the compound 西南日本内帯.
See also: 西南日本内帯
The geological structure differs greatly between the inner and outer zones of the Japanese archipelago.
Old granite is widely distributed in the Inner Zone of Southwest Japan.
Inner Zone of Southwest Japan
Compound of 内 (inner) and 帯 (zone, belt). A geological term formed in Japanese to describe the inner side of an orogenic belt.