变质热液 meaning in English

metamorphic-hydrothermal solution

The genesis of gold deposits is complex in this district , the type of quart - vein plus etch rock belongs to hydro thermally superimposed complex mineralization . the type of porphyry and scraping rock containing charcoal belongs to volcano sediment - alteration hydro thermally gold deposits , the formation of gold deposits is controlled by several factors
本区金矿床的成因比较复杂，石英脉+蚀变岩型金矿属于热液叠加复合成因矿床，含炭火山碎屑岩型金矿属于火山沉积?变质热液改造型层控金矿床。
Based on geological and geochemical data of different levels from more than 40 copper deposits , geologists of this project have studied geochemical characteristics of ore belts , ore fields and ore deposits of porphyry , skarn , composite , marine volcanic , metagenetic - hydrothermal reformation and hydrothermal veinlike types of copper mineralization , summed up geochemical anomaly models of various copper deposits , and established exploration geochemical pattern - model systems for various types of copper deposits
该项目以我国40多个铜矿床不同级次的地质、地球化学资料为基础，研究了斑岩型、夕卡岩型、复合型、岩浆型、海相火山岩型、沉积变质热液改造型和热液脉型铜矿的矿带、矿田、矿床地球化学特徵，总结了各矿床的地球化学异常模式，建立了各铜矿类型的勘查地球化学模式模型系统。