The most fresh water and sea water contains black limestone of calcium carbonate dissolve. When the calcium carbonate crystallization in explanation, all the limestone formed. It leaves in many aspects of the interpretation, each method can lead to different limestone. All kinds of different type may be divided into two groups. The first group consists almost entirely not to use the form of limestone organisms AIDS. When the moisture to evaporate, the limestone is forced to outside of the explanation. This black limestone evaporation occur in many coral reefs hot brine the shallow end of the lake and tropical ocean. In The surface water evaporation. The second group of limestone high temperature of The formation of The project of establishing organisms. Many aquatic life picture of the calcium carbonate, other than water with it to make yourself shells and bone. Oysters, clams, snail, coral and the sea naughty children make this.
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