%0 Journal Article %T Anomalous porosity preservation in the Lower Cretaceous Nahr Umr sandstone, Southern Iraq %A Mohammed, A.A. %K Porosity preservation, quartz cement, Nahr Umr Formation, reservoir quality, sandstone reservoir %J Russian Journal of Earth Sciences %D 2021 %N 21 %P 0 %I Geophysical Center of the Russian Academy of Sciences