Oxford Clay Formation 牛津黏土组
clay-bearing formation 含粘土地层
Wadhurst Clay Formation 瓦德赫斯特粘土组
Kimmeridge Clay Formation 启莫里粘土组
clay shale formation 粘土页岩建造
clay mineral formation 粘土粒矿物形成
mucky silty clay formation 淤泥质粉质粘土地层
Analyzing mechanism of formation and component features of alteration and mineralization of clay mineral deposit, sum up indicator of effective.
分析了区内高岭土矿形成机理及蚀变矿化组分特点，总结了有效的找矿标志。
Formation of late authigenic clay minerals and recrystallization of early clay minerals.
晚期自生粘土矿物的形成和早期粘土矿物的重结晶作用。
The tunnel adverse geological faults include faultage, low strength, geological formation and development of loose, non-rock clay, high stress formation and water-rich strata.
隧洞不良地质段包括断层、低强度的软弱夹层、地质构造发育的结构松散地层、非岩性粘土、高地应力地层和富水地层等。
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