16 - Mineral Deposits & their Legacies: Planning for...

Info iconThis preview shows pages 1–8. Sign up to view the full content.

View Full Document Right Arrow Icon
Mineral Deposits & their Legacies: Planning for Sustainability J. B. Percival Geological Survey of Canada Carleton University March 7, 2007
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Mineral Deposits • What constitutes a viable mineral deposit? • What are the steps in exploration and development? • What are the potential engineering and environmental problems? • How to address these problems? • What constitutes a successful outcome?
Background image of page 2
Definition • A mass of naturally-occurring mineral material (metal ores or nonmetallic minerals), of economic value, without regard to mode or origin – Glossary of Geology, American Geological Institute Glossary of Geology, American Geological Institute – Metallic: Ag, Au, Co, Cu, Ni, Metallic: Ag, Au, Co, Cu, Ni, Pb Pb , U, Zn etc. , U, Zn etc. – Nonmetallic: diamonds, gemstones, Nonmetallic: diamonds, gemstones, sulphur sulphur , gypsum, , gypsum, kaolinite kaolinite , , bentonite bentonite , salt, potash, etc. , salt, potash, etc. – Fossil fuels: coal, oil, gas, peat Fossil fuels: coal, oil, gas, peat
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Brundtland Definition of Sustainable Development • “Development that meets the needs of the present without compromising the ability of future generations to meet their needs” (1987 Report) • Challenges of Sustainable Challenges of Sustainable “Mining Mining ” Development Development – Finding a rich deposit no longer guarantees a mine – Ability to exploit a mineral deposit in an environmentally friendly manner is a prerequisite
Background image of page 4
Exploration Steps Define commodity Determine target region Examine existing data – maps, geochemistry, geophysics maps, geochemistry, geophysics Define target locality Fly geophysics – aeromag aeromag , gravity, , gravity, radiometrics radiometrics Ground follow-up – mapping, geochemistry, mapping, geochemistry, geophysics geophysics Drill target Analyses & decisions
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Development Steps • Deposit evaluation – sufficient grade and size sufficient grade and size – accessibility of ore, market value accessibility of ore, market value – infrastructure infrastructure – regulations regulations • Mine planning – more technical and environmental more technical and environmental analyses analyses - baseline baseline – mine plan, permits and licensing mine plan, permits and licensing – Environmental Assessments Environmental Assessments – public consultation public consultation – construction construction
Background image of page 6
• Considerations – capital costs capital costs – operating costs operating costs – type of mining (pit or type of mining (pit or underground) underground) – equipment needed equipment needed – smelter or mill smelter or mill – infrastructure needed infrastructure needed – regulations regulations – reclamation and closure reclamation and closure McArthur River, Saskatchewan McArthur River, Saskatchewan
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 8
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 11/13/2011 for the course CIVE 2*** taught by Professor - during the Spring '11 term at Carleton CA.

Page1 / 49

16 - Mineral Deposits & their Legacies: Planning for...

This preview shows document pages 1 - 8. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online