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oa The Distribution of Saturation Exponent and Cementation Factor in the Nubian Sandstone Formation, Sirt Basin, Libya Using Global Hydraulic Element App
- Publisher: European Association of Geoscientists & Engineers
- Source: Conference Proceedings, 4th EAGE North African/Mediterranean Petroleum and Geosciences Conference and Exhibition Tunis 2009, Mar 2009, cp-120-00014
- ISBN: 978-90-73781-99-3
Abstract
The main controls on hydraulic properties and hence the fluid (oil-water) distribution in the porous reservoir media is of major importance for reservoir description. The controls on porosity and permeability in the Lower Cretaceous (Nubian sandstone formation) of study area Sirt Basin, Libya are considered in this study. The primary depositional texture, quartz overgrowth and clay minerals are shown to be the key control to the hydraulic properties. Primary depositional texture results in existence of distinct rock types with similar pore throat attributes described using Global Hydraulic Elements (GHE's) approach.