hydrothermal alteration

基本解释

Quartz, serpentine and chlorite are minerals commonly associated with hydrothermal alteration.
石英，蛇纹石及绿泥石均为常见的与热液蚀变作用伴生的矿物。
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Potash micatization is one of the main hydrothermal alteration minerals genetically related to the lead-zinc-silver deposit.
钾质白云母是铅锌（银）矿床中的主要热液蚀变矿物，通常表现为白云母化、绢云母化、伊利石化。
The origin of Kaolins in the South China is related to acid igneous rocks, such as granite etc, and most of them belong to weathering (residual) types, or to hydrothermal alteration types.
南方所产高岭土在成因上则与花岗岩等酸性火成岩有关，多属风化残积型与热液蚀变型。