释义 |
back-arcadjective GeologyRelating to or denoting the area behind an island arc: back-arc basin...- The Kinik rocks have characteristics of ophiolites formed in oceanic or back-arc basins rather than island-arc settings based on a number of observations.
- Deformation is complex, with normal faulting and strike-slip faulting in the geomorphological back-arc basin.
- What remains unclear is whether the rocks formed in an open ocean or a marginal back-arc basin associated with a subduction zone.
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