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GR API CALI BitSize 150 5000 5010 5020 5030 5040 5050 5060 5070 5080 5090 0.45 0.45 1 DPHI v/v decimal NPHI decimal W BE 5100 1. Looking at the gamma ray and caliper logs above, answer the following questions. a. Indicate the depth range and thickness for each identifiable sandstone b. Describe two types of responses from these logs that indicate shale? -0.15 -0.15 2. Using the density and neutron logs from the same figure above, answer the following questions. a. What is your estimate of porosity for each of the zones you identified as sandstone? b. Is there any indication of gas for these sandstones? Explain.

GR API CALI BitSize 150 5000 5010 5020 5030 5040 5050 5060 5070 5080 5090 0.45 0.45 1 DPHI v/v decimal NPHI decimal W BE 5100 1. Looking at the gamma ray and caliper logs above, answer the following questions. a. Indicate the depth range and thickness for each identifiable sandstone b. Describe two types of responses from these logs that indicate shale? -0.15 -0.15 2. Using the density and neutron logs from the same figure above, answer the following questions. a. What is your estimate of porosity for each of the zones you identified as sandstone? b. Is there any indication of gas for these sandstones? Explain.

Applications and Investigations in Earth Science (9th Edition)
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
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GR API CALI inches BitSize 150 16 5000 5010 5020 5030 5040 5050 5060 5070 5080 5090 0.45 0.45 DPHI v/v decimal NPHI v/v decimal 5100 1. Looking at the gamma ray and caliper logs above, answer the following questions. a. Indicate the depth range and thickness for each identifiable sandstone b. Describe two types of responses from these logs that indicate shale? -0.15 -0.15 2. Using the density and neutron logs from the same figure above, answer the following questions. a. What is your estimate of porosity for each of the zones you identified as sandstone? b. Is there any indication of gas for these sandstones? Explain.
Transcribed Image Text:GR API CALI inches BitSize 150 16 5000 5010 5020 5030 5040 5050 5060 5070 5080 5090 0.45 0.45 DPHI v/v decimal NPHI v/v decimal 5100 1. Looking at the gamma ray and caliper logs above, answer the following questions. a. Indicate the depth range and thickness for each identifiable sandstone b. Describe two types of responses from these logs that indicate shale? -0.15 -0.15 2. Using the density and neutron logs from the same figure above, answer the following questions. a. What is your estimate of porosity for each of the zones you identified as sandstone? b. Is there any indication of gas for these sandstones? Explain.
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