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Search Results for "magnetic declination"

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AIME (28)
AUSIMM (11)
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SAIMM (1)
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Showing: 1 to 10 of 67 matches for "magnetic declination"  Page   1   2   3   4   5   6   7
TITLE Data Accumulation On Selected Coal Measures In The Warrior Basin Of Alabama Including Search Of Unpublished Reports And Surface Field Mapping. 
SUMMARY ... Data from these surface locations, a-nd coal cleat data from eight underground mines
was corrected for magnetic declination and titled beds rotated to the ...
PUBLISHED 1976
TITLE The Importance Of Both Geological Structures And Mining Induced Stress Fractures On The Hangingwall Stability In A Deep Level Gold Mine 
SUMMARY ... magnetic substances on the readings. Where necessary a correction was made for
magnetic declination. The Brunton compass is an instrument ...
AUTHOR Quaye, G. B.
PUBLISHED 1998
TITLE Virginia Beach Paper - Note on Certain Magnetic Phenomena in Gold-Bearing Slates 
SUMMARY ... between those which caused the stronger declination and those which came from places
with regular declination. I believe that the magnetic polarization'of the ...
AUTHOR Mezger, C.A.
PUBLISHED 1895
TITLE Accurate Directional Borehole Drilling: A Case Study at Navajo Dam, New Mexico – RI 9102 
SUMMARY ... condition, a gener- ally accepted systematic accuray is '1". Compass units measure
magnetic north and require a declination correction to ob- tain true north. ...
AUTHOR Kravits, S. J. ; Sainato, A. ; Finfinger, G. L.
PUBLISHED 1987
TITLE Paper - Magnetic Methods - A Background for the Application of Geomagnetics to Exploration (With Discussion) 
SUMMARY ... Such lines on maps showing magnetic declination arc called isogonal lines. Such
lines on maps showing magnetic inclination are called isoclinal lines. ...
AUTHOR Stearn, Noel H.
PUBLISHED 1929
TITLE Comparison of Rotary and In-Hole Motor Techniques for Drilling Horizontal Boreholes in Coal 
SUMMARY Page 1. Bureau of Mines Report of Investigations/l985 Comparison of Rotary and
In-Hole Motor Techniques for Drilling Horizontal Boreholes in Coal ...
AUTHOR Kravits, S. J. ; Sainato, A. ; Finfinger, G. L.
PUBLISHED 1985
TITLE Methane Drainage: Experience With Hydraulic Stimulation Through Slotted Casing 
SUMMARY ... prop sand were also measured. All measurements were adjusted for magnetic
declination and then plotted on rose diagrams (fig. 4). ...
AUTHOR Lambert, Stephen W. ; Trevits, Michael A.
PUBLISHED 1978
TITLE Logging and Log Interpretation - A Graphical Method of Dipmeter Interpretation Using the Stereonet 
SUMMARY ... 1 electrode; ie, the angle which it makes with Magnetic North." Furthermore, we
have to know how far out from the axis of the hole points A, B and C are lo ...
AUTHOR Witte, A. J. De
PUBLISHED 1957
TITLE Methane Drainage: Experience With Hydraulic Stimulation Through Slotted Casing 
SUMMARY ... prop sand were also measured. All measurements were adjusted for magnetic
declination and then plotted on rose diagrams (fig. 4). ...
AUTHOR Lambert, Stephen W.
PUBLISHED 1978
TITLE Two Borehole Photograph Goniometers 
SUMMARY ... is related to the magnetic compass image on the photograph, the true strike direction
of the fracture can be obtained knowing the local magnetic declination. ...
AUTHOR Halstead, Perry N.
PUBLISHED 1968
Showing: 1 to 10 of 67 matches for "magnetic declination"  Page   1   2   3   4   5   6   7

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