洞穴里的景观:隐藏在大地深处的美丽(图)(3)
2009-05-06 09:13:36
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池水沉积
洞内的积水池塘,虽然平静,却也孕育着美丽的沉积物。

边石:地下水沿着不平坦的洞穴底部流动时,碳酸钙沉淀形成边石。边石的边为花边,边石内常积水成塘。横过水流方向、凸向下游的坝状边石叫做边石坝,形似梯田(摄影/单之蔷)。

月奶石:一种乳白色沉积物,由极细的、多种成分的晶体集合而成,在其形成过程中微生物起着重要作用。正如它的名字,月奶石在湿的时候质地呈奶酪一般的糊状,干的时候则呈粉状。
飞溅水沉积
洞内滴落水溅飞的水雾或细微水珠,也能造就出奇妙的沉积物。

石葡萄:溶洞中下滴水流和水花溅出的水珠,黏附在洞壁或钟乳石、石笋、石幔的表面,形成的葡萄状碳酸钙沉积物(摄影/单之蔷)
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