中国第26次南极考察格罗夫山队发现首块陨石(3)
12月30日,中国第26次南极考察格罗夫山队队员在碎石带中寻找陨石。新华社记者崔静摄
胡森说,坠落在人类居住区的陨石受到风化的影响通常难以保存,但在南极干燥寒冷的环境中,陨石可以存留上百万年。坠落的陨石随着南极冰川的流动而运动,遇到山脉阻挡后残留在山前,由此可以形成陨石富集区。
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