The Da'ao greisen-type W-Sn deposit is located in the Jiuyishan multiple granitic body.

大坳英蚀变体钨锡矿产于九嶷山复式花岗杂体中。

Na-rich rocks include albitite,arfvedsonite-bearing albitite dyke,arfvedsonite dyke,and arfvedsonite-bearing .

富钠括富钠长、含钠闪钠长脉、钠闪脉及钠闪碳酸脉钠闪化蚀变白。

The faulted structure,hydrothermal alteration,gossan,geophysical-geochemical exploration anomalies are comprehensive ore-hunting indicators.

断裂构造、热液蚀变、铁帽、物化探异常为重要的找矿标志。

Jaspilite and altered phyllite are the main ore types.

主要矿类有含铁碧玉蚀变千枚。

Research shows that the dawsonite in Hailaer Basin exists in both the eroded volcano tuff and sedimentary volcano tuff,and is paragenous with corrensite and allevardite frequently.

研究表明,海拉尔盆地的碳钠铝存在于火山凝灰或沉积凝灰中,常与柯绿泥钠板共生,形成凝灰质蚀变的特征标矿物组合。

They can be divided into low sulphidation and high sulphidation types,with typical wall rock altera tion and alteration zonation of epit hermal de-posit.

这些矿床可分为高硫化低硫化,且都具有典的围蚀变、蚀变分带等矿床特征。

Zhaocun bentonite deposit oringnated from tuff rich in volcanic hyalocrystalline,which underwent hydrolysis and alteration in Changxing county,Zhejiang province.The deposit has middle scale.

浙江省长兴县赵村膨润土矿是由富含火山玻璃质的凝灰原地水解蚀变形成的膨润土矿床,矿床具中规模。