| 1 | The top of the flow were armoured with boulders. | |
| 2 | The boulders are quite widely separated and much interstitial mud is visible. | |
| 3 | Klippen" at Tangbazi and so on in Pengzhou-Shifang section of the Longmen Mountains may be giant glacial boulders from Wenchuan." | |
| 4 | The relief of mounds and cones is almost entirely ice cored and the debris is constantly shifting around. | |
| 5 | Just as the Moon's tides stretch the oceans on Earth, Saturn's tides stretch any boulder aggregates in the rings, and separate their constituents. |