- The cause of the great earthquake was deduced by the CEA (China Earthquake Administration). Who explained that the Longmenshan fault belt had dealt the damage. The earthquake (which reached magnitudes of 7.9 on the Richter scale) occurred only 13 kilometers below Sichuan.
- The provincial damage initially was created by the sudden movement of the fault belt, due to both the Eurasian and Indo-Australian tectonic plates. With the Indo-Australian Plate thrusting under/into the Eurasian plate's surface.
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