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Published byGriffin Darcy Nichols Modified over 9 years ago
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Mineral Exploration Tel: (07) 3316 2531 Fax: (07)3295 9570 www.oresomeresources.com
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Demand for minerals (especially from the developing world) Demand for products made from minerals. Why explore for minerals? Predicted demand for copper world wide Source: Courtesy of Queensland Government Dept Mines and Energy
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Difficult to find Deeper locations Grades of ore are lower The search begins Satellite Image
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Size and quality of the deposit Geographical location Depth at which it is found Environmental impact Marketability Is it worth mining?
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Satellite Imagery Magnetometers Aerial Exploration Source: Queensland Resources Council
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Measure the earth's magnetic and gravitational and electrical properties Aerial Geophysical Surveys Source: Queensland Government Dept Mines and Energy
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Measure: the earth’s magnetic conditions resistance to the electric current local gravitational effects Geophysicists Source: Queensland Government Dept Mines and Energy
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Can be more recognisable following computer manipulation Can indicate a viable spot which maybe worth mining An anomaly Anomaly
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Land based exploration Source: Queensland Resources Council
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Analyse the mineral content of soil, water, vegetation Provide indications on what lies beneath the surface. Geochemists Source: Queensland Government Dept Mines and Energy
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Surface Drilling Source: Queensland Resources Council
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Collate and analyse information from maps, geophysical aerial surveys, satellite images and previous surveys Use information from the geological survey sections of state government mines departments, Geoscience Australia Geologists Source: Queensland Resources Council
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Economic Assessment Exploratory Shaft Ore Analysis Further studies Image courtesy of CSIRO
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Commercial Viability Environmental Affects Community support One in two hundred exploration sites becomes a mine The final decision! Distribution of metal deposits in Queensland Source: Queensland Government Dept Mines and Energy
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