A cone-shaped structure found in the rocks around a crater caused by a meteorite impact. It is thought to have been formed when a shock wave passed through the rocks. They vary in size from 1 cm to 15 m. Source : Heibonsha Encyclopedia About MyPedia Information |
クレーター周辺の岩石に見られる円錐形の構造物で,隕石の衝突によって生じたものをいう。衝撃波が岩石を通過するときに形成されたと考えられ,大きさは1cmから15mまでさまざま。
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