L05-page3 - – A Schmidt(1915 developed a balance...

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History of the magnetic method • Oldest Branch of Geophysics – Chinese first to use north-seeking properties of lodestone – 1600 William Gilbert publishes De Magnete : ‘…the whole earth is a magnet’ • Prospecting – Began in Sweden for iron ore in 1640’s – Thalen and Tiberg (1870) measured Earth’s magnetic fields
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Unformatted text preview: – A. Schmidt (1915) developed a balance magnetometer – During WWII instruments became smaller and easier to use • Now, magnetic tools are one of the most cheaply and easiest to acquire geophysical data sets...
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This note was uploaded on 01/07/2012 for the course PHYSICS 384 taught by Professor Wei during the Spring '09 term at SUNY Stony Brook.

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