Magnetics

An OYO Company

Topics

Resources

General

Applications Manual for Portable Magnetometers
Complete description of theory and application of magnetometer surveying by Sheldon Breiner (Ampm.pdf, 6.4mb)
Magnetic Search in the Marine Environment
Marine magnetometer surveying of submerged objects and vessels by Sheldon Breiner, MarineSearch.pdf 1Mb
Cesium Optically Pumped Magnetometers: Introduction to the Theory of Operation of the Cesium vapor magnetometer. M-TR91.pdf
Total Field Magnetometer Performance Published Specifications and What They Mean: This document is presented to aid users of total field magnetometers to better understand published system specifications and thus select the best equipment for their application.(M-TR120, 91Kb)
The Marine Magnetic Gradiometer – A tool for the Seismic Interpreter - Discusses use of marine longitudinal gradiometer data, processed using MGS tools to produce diurnal free total field profiles and shows examples of use in seismic interpretation. MG-TR4.pdf

Environmental

Geophysical Investigation for Buried Drums
Vertical gradiometer case history of a 100 acre site. Good examples and comparisons, by John DeReamer and Don Pierce M-TR54.pdf
Ground Based Magnetometer Survey of Abandoned Wells at the Rocky Mountain Arsenal, A Case History - Magnetic search for casings that line wells, by Brian Martinek M-TR43.pdf 2.5mb
Quantitative Magnetic Analysis of Landfills
Magnetic patterns in landfills and procedures for doing the survey and interpreting results by Bruce Bevan m-tr26,pdf
Improved Target Discrimination Using Fast Sampling, High Gradient Magnetometers
Two page technical note on use of vapor magnetometers close to ground to better detect anomalies in high gradient areas. Ideal for drums and tanks, by Ross Johnson M-TR62.pdf
Data enhancement procedures on Magnetic Data From Landfill Investigations
Data processing techniques to improve detection of discrete anomalies in magnetometer data from landfills by R.L. Roberts et al, m-tr38.pdf
Magnetometer and Gradiometer Surveys for Detection of Underground Tanks -
Location of drums and tanks using magnetic surveying by Charles Schlinger.M-TR3.pdf
USE OF A PROTON PRECESSION MAGNETOMETER TO DETECT BURIED DRUMS IN SANDY SOIL - A paper describing the use of a proton magnetometer to detect and map steel oil drums in an experimental test field. Theory of proton mag reviewed. m-tr1.pdf
Magnetometer and Gradiometer Surveys for Detection of Underground Storage Tanks by CHARLES M. SCHLINGER. m-tr3.pdf
Magnetic Surveying for Buried Metallic Objects - Interesting review of surveys for buried drums and steel tanks with some basic tests of susceptibility and anomaly sizes at landfill site by Larry Barrows and Judith E. Rocchio. m-tr34.pdf
Geophysical Surveys at a Superfund site, Western Processing, Washington – A suite of geophysical survey techniques including magnetometer/gradiometer, electromagnetic induction and ground penetrating radar are brought to bear on a Superfund site by Rowland B. French, Thomas R. Williams, Allan R. Foster. m-tr45.pdf

Mining

Applications of Geophysics to Gold Exploration In South Africa
Highly magnetic shale horizons and density contrasts between basin and underlying rocks make geophysics ideal for use of geophysical surveys by A.T. Roux (M-TR56.pdf 2mb)
Exploration of Placer Gold Deposits by Geomagnetic Surveys
Use of magnetic surveys to locate magnetite sands associated with placer gold deposits by E. Anderson (m-tr2.pdf, 22kb

UXO

Object Delineation using Euler's Homogeneity Equation m-tr40.pdf
Location and Depth Determination of Buried Ferro-Metallic Bodies at the Stanford University Environmental Test Site by A. Yaghoobian, GG.A. Boustead and T.M. Dobush
Magnetic Detection of Certain Light Weapons, Mines, Grenades and Equipment -
Magnetic Methods for Ordnance detection by Don Cameron m-tr60.pdf
Magnetic Measurements of Light Weapons of U.S. and Communist Block Origin -
Magnetic signatures and analysis of man portable weapons by Sheldon Breiner m-tr59.pdf
Achieving 100% QA in Ferrous EOD Disposal by John M. Stanley m-tr93.pdf
From Nanotesla to Picotesla—a New Window for Magnetic Prospecting in Archaeology 1995 review of high sensitivity Cesium mags on a non-magnetic cart for Neolithic ring structure archaeological studies. Shows advantage of low noise for weak magnetic signals by Helmut Becker. m-tr114.pdf
Detection of Buried Explosive Ordnance – A paper written in the 1960's reviews the basics in target search and compares anomalies from 250 lb bombs to 81mm shells. m-tr50.pdf

Archaeology

Assessing Feature Function and Spatial Patterning of Artifacts with Geophysical Remote Sensing Data Locating areas of cultural interest using magnetometer surveying by W.A. Martin, J.E. Bruseth and R.J. Huggins, m-tr57.pdf
Magnetic Exploration of the Olmec Civilization Magnetic surveys have been highly successful in locating Olmec monuments at the site of the oldest known civilization in Mesoamerica by Sheldon Breiner and Michael D. Coe. m-tr11.pdf
Geophysical Surveying of Archaeological Sites Detailed description of magnetic survey methods to locate cultural deposits. Extensive examples by J. Weymouth and R. Huggins, m-tr5
A Magnetometer Survey of the Knife River Indian Villages - Researchers Weymouth and Nickel use a proton mag to map an 18^th century N. Dakota Indian village showing fire pits and other features. m-tr7.pdf
The Search for the Caravel Gallega - Historical shipwreck paper using a land gradiometer in shallow Panama waters to search for Columbus' ship the Gallega by Donald H. Keith and Toni L. Carrell. m-tr51.pdf
A Magnetic Survey At Pluckemin, New Jersey – Archaeological survey at a war camp during the Revolutionary War shows many magnetic anomalies. Good comparison between geological and artifact anomalies by Bruce Bevan. m-tr64.pdf
Testing For Graves At Wyuka Cemetery,Lincoln, Nebraska, Using Three Geophysical Methods Using magnetics, radar and EM to compare results at 19^th century cemetery sites. Also compares fluxgate to cesium gradiometer and analyzes resistance measurements. by John Weymouth and Angela Jensvold. m-tr90.pdf
Magnetics at Fort Lowell Archeological Site Comparison of transverse and vertical cesium gradiometer data for archaeological investigations. Conclusions hold for UXO. m-tr121.pdf
The Magnetic Properties of Archaeological Materials Well researched paper comparing magnetization and susceptibility of all types of archaeological materials from iron shell fragments to fired brick to geologic rock samples and different types of soil types by Bruce W. Bevan. m-tr124.pdf
A Magnetic Survey At The Cemetery Of the Ponca Tribe Of Nebraska Detailed review of magnetic survey over 200 m square Ponca Tribe cemetery including contour maps and interpretation of anomalies by John W. Weymouth. m-tr133.pdf