quartz grains can exhibit zonation and rounding.
石英砂具有显示成带和圆特性。
quartz grains can exhibit zonation and rounding.
石英砂具有显示成带和圆特性。
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型和低硫化型,且都具有典型围岩蚀、蚀分带等矿床特征。
There is an obvious rock zonation from the middle to bothsides of the structural shatter zone, generally from marialite orebody through diopside-felsite,biotite-albitite to the host Proterozoic rocks.
构造破碎带岩石具有明显对称分带性:破碎带中心为钠柱石矿体,向两侧依次为榍石透辉石长英岩带、黑云母钠长岩带,并逐为围岩。钠柱石矿成因类型为沿构造破碎带产出热液交代脉型。
In the ductile shear belt,the alteration and zonation of tectonite and wall rock are obviously,and miliolite belt,quartz,iron pyrite,ankerite alteration belt and gold mineralization belt are trinity.
韧性剪切带内构造岩、围岩蚀分带明显,并具有典型“(超)糜棱岩—石英、黄铁矿、铁白云石化—金矿化”等“三位一体”成矿特征。
声明:以上例句、词性分类均由互联网资源自动成,部分未经人工审核,其表达内容亦不代表本软件观点;若发现问题,欢迎向我们指正。