describe the steps used by mining companies to discover and develope an ore body

http://en.wikipedia.org/wiki/Mining

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I can't find that section..

Study sections 2 and 3.

Mining companies typically follow a series of steps to discover and develop an ore body. Here are the general steps involved in this process:

Step 1: Reconnaissance and Exploration
- The initial step involves conducting a reconnaissance survey to identify potential areas with mineral deposits.
- Geologists review existing geological data, maps, and historical reports to narrow down their search.
- Field inspections and aerial surveys are carried out to identify key geological and geophysical indicators.
- The selected areas are then subjected to more detailed exploration.

Step 2: Geological Mapping and Prospecting
- Geologists conduct a detailed geological mapping exercise to understand the rock formations and identify potential mineral-bearing areas.
- Prospecting is done by collecting rock, soil, and stream sediment samples for laboratory analysis.
- Geophysical surveys, such as magnetic, radiometric, and gravity surveys, may also be employed to detect potential mineral deposits beneath the surface.

Step 3: Geochemical and Geophysical Surveys
- Geochemical surveys involve analyzing soil, rock, and water samples to assess the presence and concentration of minerals.
- Geophysical surveys include techniques like magnetic resonance imaging, gravity surveys, and induced polarization to detect anomalies indicating the presence of mineral deposits.

Step 4: Drilling and Sampling
- Based on the results of the exploration stage, companies may conduct drilling programs to obtain core samples from targeted locations.
- Core samples are analyzed to determine the mineral type, grade, and extent of the deposit.
- The drill holes also provide valuable information on the geological structure and characteristics of the ore body.

Step 5: Resource Estimation
- Geologists and mining engineers use the data obtained from drilling and sampling to estimate the mineral resources and reserves.
- This involves assessing the volume of the deposit, the average grade of the mineral, and the economic viability of extracting it.
- Advanced software and statistical techniques are often employed for resource estimation.

Step 6: Feasibility Studies
- If the resource estimation indicates potential profitability, companies undertake feasibility studies.
- These studies evaluate the technical, economic, and environmental viability of developing the mine.
- Detailed engineering designs, cost estimates, and environmental impact assessments are conducted during this stage.

Step 7: Mine Planning and Permitting
- Once the feasibility study obtains positive results, mine planning commences.
- The mine planning phase involves determining the mining method, infrastructure requirements, and scheduling of mining operations.
- Companies also need to obtain the necessary permits and licenses from regulatory bodies to proceed with development.

Step 8: Mine Development and Production
- Mine development includes constructing mine infrastructure such as access roads, ventilation systems, and processing plants.
- Once mine infrastructure is established, mining operations begin, including extraction of the ore and its transportation to the processing plant.
- Continuous monitoring and evaluation of the ore body's characteristics and production parameters are important throughout the lifetime of the mine.

It is important to note that specific procedures and steps may vary based on the type of ore body, location, and regulations governing the mining operations.