| 单词 | katamorphism |
| 例句 | Representing in terms of weight the mineralogical changes in the katamorphism of serpentine rocks to iron ore, eastern Cuba 172 13. The Economic Aspect of Geology The zone in which katamorphism is most active, usually near the surface, is called the zone of katamorphism. The Economic Aspect of Geology The general process of soil formation constitutes one of the most important phases of katamorphism—the destructive side of the metamorphic cycle, described in Chapter II. The Economic Aspect of Geology Processes of katamorphism or weathering, usually accompanied by the formation of soils, affect the surface rocks over practically all the continental areas. The Economic Aspect of Geology A given rock may be undergoing katamorphism while rocks on either side at the same depth are suffering anamorphism. The Economic Aspect of Geology The phase of metamorphism dealing with surficial weathering, similar changes below the surface, and the formation of sediments, is called katamorphism or destructive change. The Economic Aspect of Geology The sedimentary iron ores in general evidently represent an advanced stage of katamorphism, and illustrate the tendency of this phase of the metamorphic cycle toward simplification and segregation of certain materials. The Economic Aspect of Geology |
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