Calculating Shale Content of Reservoir (Vsh)
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
Problem 1LR
Related questions
Question

Transcribed Image Text:1. In the sand and mudstone section (old formation), the corresponding characteristics of logging in a well section are as
follows:
SP=-100my, GR-30API, AC-400us/m, Rt-350 m
Basic data are as follows: m-n-2, a-b-1, Rw-0.025 2m, GCUR=2
Pure sandstone GR=0API, SP=-120my
Pure mudstone GR-100API, SP-0mv
Rock skeleton AC-300us/m, Fluid AC-600us/m
Calculating Shale Content of Reservoir (Vsh)
Vsh=
2GCUR ASH
2GCUR
ASH=
GR-GR min
GRmax
-GR min
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