Exploration Geophysics
Geophysical methods in mineral exploration: Specific techniques and their applications.
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Adapting Petroleum Geophysics for Mineral Exploration
Over the past decade, there have been increased activities around mineral exploration and production. International Organizing Committee for the World…
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Hunting for Giants: An Introduction to ZTEM Surveys in Mineral Exploration
Overview It may just look like an enormous, flying spider web towed behind a helicopter, but the ZTEM airborne geophysical…
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Downhole Geophysics in Mineral Exploration
Overview During early exploration, particularly in ‘greenfield’ areas away from mines or known mineralisation, very little information is known about…
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Geophysical Survey Methods in Diamond Exploration
Geophysical methods are particularly useful in diamond exploration. They tend to work well because kimberlite pipes, the diamond hosting rock,…
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Airborne Geophysical Methods
There are a number of airborne geophysical methods used within the minerals exploration industry. Some of the most commonly used ones…
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Resistivity and Induced Polarisation Surveys
Resistivity Method – The Basics Without going into the physics of Ohm’s law, if you run a current through different…
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Exploration using telluric currents – MT and CSAMT
Magnetotellurics (MT) It sounds a like something from science fiction but magnetotellurics (MT) is just a fancy name for an…
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Gravity Surveys
Gravity Surveys – The Basics Gravity surveys measure minute variations in gravity. Gravity at every point on the surface of…
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Seismic Surveys
Oil and Gas Exploration Commonly, seismic surveys are used in oil and gas exploration to identify structures and rock layers…
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Ground Magnetic Surveys – Seeing Beneath The Rocks
Although ground magnetic surveys measure rock magnetism, they can help find minerals that aren’t magnetic, including gold. In fact, the…
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