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1)  purplish rock
紫色母岩
1.
Nutrient release of weathering purplish rock;
紫色母岩养分的风化与释放
2)  weathering matters developed from purplish rocks
紫色母岩风化物
3)  newly weathered purple rock fragment
紫色母岩碎屑
4)  purple parent material
紫色母质
5)  purple shale
紫色页岩
1.
Samples of purple shale developed from Suining group(J_(3s))in Sichuan Basin were taken to study their cracking processes and particle composition,and the water-holding capacities and anti-scourabilities of their alluvial soil were analyzed.
以四川盆地遂宁组紫色页岩为研究对象,对其崩解破坏过程和颗粒组成特点进行研究,同时研究其坡积物的持水性和抗冲性。
2.
According to investigation and study on the soil animals of 9 habitats of the purple shale soil in the Hengyang basin,a total of 3585 soil animals belonging to 4 phylums,8 classes and 39 orders were obtained.
对衡阳盆地紫色页岩土壤 9种生境中的土壤动物进行了调查研究 ,共获得土壤动物35 85只 ,隶属于 4门 8纲 39目 ,其中线虫类、蜱螨类为优势类群 ,占总捕量的 5 0 2 4 % ;常见类群 1 2类 ,占总捕量的 4 4 0 1 %。
3.
Fields observation and experiments were conducted to study soil formation and erosion characteristics of purple shale.
工程建设 中开挖 山体、暴露 母岩是 引发紫色 页岩风 化侵 蚀的 首要 外力, 紫色页岩 区每年工 程增沙 量高达2 000 万t 。
6)  purple rock
紫色岩
1.
Preliminary study on vegetation selection and species arrangement model in partial bare purple rock;
紫色岩半裸露地区植物选择及配置模式初探
补充资料:击变玻璃母岩
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性质:产生击变玻璃的相应靶岩。根据同一群的(微)击变玻璃化学成分相近,系靶岩按其不同组分混合熔融的产物,可根据它的主要氧化物百分含量进行模拟计算,来估计母岩组成。这对寻找相应的撞击坑具有重要意义。   

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