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Sensitive Clays
Formation Damage
Rock-log Calibration
Low-resistivity Pay
Resource Plays
Tight Gas
Fractures
Wettability
Formation Damage
Rock-log Calibration
Low-resistivity Pay
Resource Plays
Tight Gas
Fractures
Wettability
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Reservoir Rock Analysis
Optical & Scanning Electron Microscopy
Smectite and Chlorite Clays
Smectite can swell with fresh water contact, chlorite gels in contact with Hydrochloric acid.
Smectite can swell with fresh water contact, chlorite gels in contact with Hydrochloric acid.
Microporosity
in both decrease resistivities on logs.
Slide Show
Rock sample from the U.S. Geologic Survey, Core Research Center, Denver, CO.
Sensitive Clays | Conductive Minerals | Microporosity | Fracture Evidence | Reservoir Rock | Dual Porosity | Other