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Atlas of Log Responses Gamma Ray & SP
Resistivity Resistivity Bulk Density & Oil Based Mud Water Based Mud Neutron Porosity
Magnetic Resonance
Acoustic
T2 Distribution
2000
Low High
Gas
Capillary Bound
Clay Bound
0.5
Borehole Image
30 API Oil
Lithology
Shale Gas Sandstone
Shaly Sand Laminated Pay
Rh
Rv
Oil Salt Water
Tuff Marine Shale
Backup
Limestone
Marl
Dolomite
Fractured
Loss of Secondary Porosity
Conductive Fractures
RA Mineral Fractures
Anhydrite NaCI Salt KCI Salt
Gypsum
Anisotropic (Aeolian) Sand
Rh
Rv
Coal
Sandstone
Gas Oil Fresh Water
Anisotropic Shale
Rh
Rv
Granite
Lithology Sandstone
General Log Matrix Responses GR
Density
Neutron
Acoustic
Resistivity
PE
Low
2.65
-4
53
High
1.81
(Unless RA min)
The Changing Face of Formation Evaluation www.bakerhughesdirect.com [email protected]
Limestone
Low
Shale
High
Dolomite
Low
2.71
0
47.5
High
50-150
low
(water content)
(water content)
(water content)
2.87
+4
43
High
1-5
Anhydrite Salt
V.Low Low
2.98 2.03
-1 -3
50 67
V.High
5.06
V.High
(Unless K salt)
(1.87)
( -2)
(74)
Water
0
1-1.1
100
180-190
Oil
0
0.6-1.0
70-100
Low
(H2 index)
(
210-240 (api)
V.High
(api)
0.2-0.5
10-50
~1000
V.High
Low
(pressure) 2
(H2 index)
(
2
WE CANNOT, AND WE DO NOT GUARANTEE THE ACCURACY OR CORRECTNESS OF ANY INFORMATION ON THIS CHART. WE SHALL NOT BE LIABLE OR RESPONSIBLE FOR ANY LOSS, COST, DAMAGES OR EXPENSES WHATSOEVER INCURRED OR SUSTAINED BY THE CUSTOMER RESULTING FROM THIS INFORMATION.
5.08
3.14
(higher if U)
(salt & temp)
Compiled by Geoff Page and Simon Miller, Graphic design by Wendy McLachlan
High
2.2-2.7 (water content)
Gas
0
4.65 0 - infinite (salt & temp)
0.36 (+salt)
Baker Atlas INTEQ FORMATION EVALUATION
© 2002 Baker Hughes Incorporated All rights reserved
