A study of magnetism of rockcuttings from 3 oil Wells in Liaohe Oilfield reveals that oil bearing formations in carbonate rock reservoirs are apt to be of lower magnetic susceptibility.
通过对辽河油田3口油井的岩屑磁性进行研究，发现碳酸盐岩储层中含油层位具有较低的磁化率特征。
2
There are different sediment origins for Saximiao formation on both east and west sides of work area, shown in the distribution of feldspar content, carbonate rockcuttings and sandbody cycle.
工区东、西两边沙溪庙组具不同的物源沉积，表现在长石含量、碳酸盐岩屑和砂体旋回分布上。
3
Cuttings are distinct from cavings, rock debris that spalls as a result of wellbore instability.