围岩蚀变包括退化蚀变和矿化蚀变。
Host-rock alteration is made up of retrograde and mineralized alteration.
围岩蚀变复杂，矿体与围岩界线明显。
The wall-rock alteration is complex, and the boundary line between orebody and wall-rock is obvious.
桃园钼矿床属中温热液脉型矿床，围岩蚀变具线型对称特征。
Taoyuan molybdenum ore belongs to mesothermal hydrothermal vein deposit. Alteration of country rock has linear feature.
文中分析了不同成矿阶段、围岩蚀变和含金破碎带产状变化对矿化富集的影响。
The effects of varying metallogenic stages, wall-rock alterations and changes of attitude of the glod-bearing fracturing zones on mineralization and enrichment are analysed in the paper.
论述了矽卡岩一斑岩型钼矿床的成矿地质条件、围岩蚀变、矿床特征和矿床成因。
Furtherly are discussed geological condition under which skarn - porphyritic molybdenum ore deposit are formed, alterations in wall rocks and the genesis of the Mo-deposit.
这些矿床可分为高硫化型和低硫化型，且都具有典型的围岩蚀变、蚀变分带等矿床特征。
They can be divided into low sulphidation and high sulphidation types, with typical wall rock alteration and alteration zonation of epithermal de-posit.
夏杖子金矿严格受构造破碎带控制，围岩蚀变主要为钾长石化、黄铁矿化、硅化和碳酸盐化。
Xiazhangzi gold deposit is strictly controlled by structural fracture zone, and the wall rock alterations are mainly of K feldsparization, pyritization, silication and carbonation.
岩浆演化序列表现出岩浆基性程度由高变低、侵入深度由深变浅、围岩蚀变由强变弱的总体演化趋势。
The magmatic evolutionary series shows a general trend of evolution from high to low basicity of magma, from great to shallow depths of magmatic intrusion and from strong to weak wall-rock alteration.
以云南省个旧西区为研究区域，选用TM多光谱遥感数据为基本数据源，了解围岩蚀变分布情况和构造特征。
This paper studies in the western part of GeJiu, Yunnan Province, using ETM multi-spectral data. finding out the spatial distribution of wall rock alterations and recognize structures.
在以往围岩蚀变的质量迁移研究基础上，本文提出了一种判定惰性元素的方法，同时结合等浓度线和加权最小二乘法；
The main purpose of this paper is to introduce a new method to study the immobile elements and mass transport of in geochemical process of wall-rock alteration.
大部分粗粒金主要赋存在网格状石英细脉和角砾状围岩中的黄铁矿、磁黄铁矿、毒砂和少量贱金属硫化物中和以分散状分布在蚀变围岩中。
Mainly coarse grained gold, along with pyrite, pyrrhotite, arsenopyrite, and minor base metal sulfides, occur in networks of quartz veinlets, brecciated wallrock, and disseminated in altered wallrock.
大部分粗粒金主要赋存在网格状石英细脉和角砾状围岩中的黄铁矿、磁黄铁矿、毒砂和少量贱金属硫化物中和以分散状分布在蚀变围岩中。
Mainly coarse grained gold, along with pyrite, pyrrhotite, arsenopyrite, and minor base metal sulfides, occur in networks of quartz veinlets, brecciated wallrock, and disseminated in altered wallrock.
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