There are quartz, sericite, muscovite, albite and carbonate in near-ore altered rocks.
近矿蚀变岩石中存在石英、绢云母、白云母、钠长石和碳酸盐。
The spectral behavior of altered minerals leads to the spectral characteristics of altered rocks.
蚀变矿物的光谱行为造成了蚀变岩的光谱特征。
Exploration guides for gold deposits in altered rocks, quartz veins and potassic feldspar alteration zones are suggested.
进而提出蚀变岩型、石英脉型及钾长石化地区的金矿找矿方向。
Rock gold deposits occurred in altered rocks and quartz veins in fracture zones belong to the most important gold deposit type in China.
破碎带石英脉蚀变岩型金矿是我国最主要的岩金矿床类型。
Mineral alteration data are extracted and spatial distribution features of altered rocks are acquired by remote sensing information extraction ways.
通过遥感数据提取矿化蚀变信息，获取蚀变岩的空间分布特征，一直是遥感找矿工作的重要研究内容。
The paper deals with the types and lithological features of the serpentinization altered rocks. The relationship between the rocks and the mineralization of copper is discussed.
研究了小寺沟铜钼矿床蛇纹石化蚀变岩的类型、岩性特征及其形成作用，并论述了蛇纹石化蚀变岩与铜矿化的关系。
Many altered rocks in hydrothermal deposit have multiple precursors. The lithogeochemical heterogeneity in rocks are mainly due to measurement error, closure and petrological controls.
介绍了造成岩石地球化学不均匀性的原因，主要有测量误差、闭合问题及岩石学方面的控制等。
Montmorillonite forms when basic rocks such as volcanic ash in Marine basins are altered.
海相盆地中的基性岩石(如火山灰)经蚀变后形成蒙脱石。
The REE content and chondrite nomalized patterns of the altered and mineralized rocks are largely consistent with those of the unaltered host rocks.
不同蚀变与矿化岩石的稀土含量和配分模式与未蚀变泥质灰岩基本一致。
In the Ranger area highly chloritic rocks were believed to be altered dolerites.
兰杰地区的强烈绿泥石化岩石据信可能是蚀变粒玄岩。
The process by which the characteristics of rocks are altered or the rock is recrystallized.
岩石的特征被改变或岩石重结晶的过程。
Recent discovered Hanshan gold deposit is a structure-controlled altered rock type related with intrusive rocks in North Qilian Mountain.
寒山大型金矿是近年来在北祁连山西段发现的与基性火山岩有关的构造蚀变岩型金矿。
Liba gold deposit in Lixian, Gansu Province, belonging to altered fracture zone type, is hosted in Devonian epi-metamorphic fine clastic rocks.
李坝金矿床产于泥盆系浅变质细碎屑岩中，为一破碎带构造蚀变岩型金矿。
It is known that the volcanic rocks of the Yingcheng Formation were altered into bentonite in the Songliao Basin, and the major bentonite deposits in the area are located in Jiutai City.
松辽盆地营城组火山岩蚀变转化为膨润土或发生膨润土化现象较普遍，出露较大型的膨润土矿主要在九台银矿山一带。
It is known that the volcanic rocks of the Yingcheng Formation were altered into bentonite in the Songliao Basin, and the major bentonite deposits in the area are located in Jiutai City.
松辽盆地营城组火山岩蚀变转化为膨润土或发生膨润土化现象较普遍，出露较大型的膨润土矿主要在九台银矿山一带。
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