Mongol-Okhotsk Ocean
The Mongol-Okhotsk Ocean also known as the Khangai-Khantey Ocean was an ancient ocean, present during the Mesozoic. Oceanic rocks from the ancient ocean floor are preserved in the Mongol-Okhotsk suture zone extending through Mongolia to the Sea of Okhotsk.
Sequence of events
With the formation of the supercontinent
During the early Mesozoic, the Solonker Ocean, also known as the Intra-Asian Ocean closed bringing together two large continental blocks: Amuria and the North China Block. Amuria then collided with the Siberian Craton, preserving the Mongol-Okhotsk suture zone. Geologists debate why the suture zone ends abruptly near Kazakhstan and have used seismic tomography to develop different interpretations.
Most exposed rocks in the suture zone are thrusted accretionary wedges, often with
See also
References
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