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  • Copper: On Fire or About to Crash and Burn? »
  • Satellite Communications: Latest Developments for the Mining Industry »
  • Mining in Canada: Beyond Northern Strategy »
  • Above-Ground Risk: Time for Mining to Get Serious About Performance »

• US company launches hydrogen injection technology »
  November 21, 2009
• UGL secures Xstrata order »
  November 21, 2009
• Extreme Safety releases new portable LED safety light »
  November 21, 2009
• more news »

	The Mining Buyer's Guide Consulting Services » Environment & People » Exploration » Mine Planning » more » Contracting » Drilling » Mineral Processing » Underground Mining » more » Equipment & Supplies » Drilling & Blasting » Crushing & Conveying » Pumps & Pipelines » more » Supplies & Consumables » Buildings & Structures » Mineral Processing » Software » more » Support Services » Education & Training » Health & Safety » Transportation & Travel » more »

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• Minerology »

Mining Field: Lateral Development and Ramps
Area: Trackless Headings (Rule #174)

The back (roof) of trackless headings in hard rock should be driven with an arch of height equal to 20% of the heading width.

• San Francisco Hard Assets Investment Conference »
  USA | November 21, 2009 - November 22, 2009
• Coal Mine Methane »
  United Kingdom | November 23, 2009 - November 24, 2009
• Mines and Money London 2009 »
  United Kingdom | December 1, 2009 - December 2, 2009
• Indonesia Mining World Conference »
  Indonesia | December 7, 2009 - December 9, 2009
• 2010 Vancouver Resource Investment Conference »
  Canada | January 17, 2010 - January 18, 2010
• Mena-Ex 2010: Exhibition and Forum for Mineral Exploration, Investment and Applications »
  Saudi Arabia | January 24, 2010 - January 26, 2010
• 2010 Phoenix Resource Investment & Silver Summit »
  USA | February 6, 2010 - February 7, 2010
• Asia Mining Congress 2010 »
  Singapore | March 22, 2010 - March 26, 2010
• 2010 Calgary Resource Investment Conference »
  Canada | April 10, 2010 - April 11, 2010
• 2010 Saskatchewan Investment Conference »
  Canada | May 7, 2010 - May 7, 2010
• III International Exhibition San Juan Key Factor for Argentine Mining Development 2010 »
  Argentina | June 2, 2010 - June 4, 2010
• 2010 World Resource Investment Conference »
  Canada | June 6, 2010 - June 7, 2010
• 13th U.S./North American Mine Ventilation Symposium »
  Canada | June 13, 2010 - June 18, 2010
• Central Asia Mining Congress 2010 »
  Kazakhstan | June 21, 2010 - June 23, 2010
• Uranium 2010 - 3rd International Conference on Uranium »
  Canada | August 15, 2010 - August 18, 2010
• more events »

• Supply concerns pushing Zinc's outperformance  »
  November 21, 2009
• Watershed tungsten project "to soon have its time in the sun" »
  November 21, 2009
• Cerro Colorado union accept contract deal, avert strike »
  November 21, 2009
• Steep potash sales decline sends Saskatchewan officials scrambling for revenue »
  November 21, 2009
• EC Italian power tariff decision prompts Alcoa smelters shutdown »
  November 21, 2009
• Polyus Gold cancels share sale »
  November 21, 2009
• Communist to save mines »
  November 21, 2009
• BHP's other mines face shutdown threats as Spence strike drags on »
  November 21, 2009
• Simmer and Jack reports fist half loss; production rose 5% »
  November 21, 2009
• more news »

Notícias em Português - News in Portuguese »

	Commodity News Aluminum » Coal » Cobalt » Copper » Diamond » Gold » Iron Ore » Lead » Molybdenum » Nickel » Oil (Oil Sands) » Palladium » Platinum » Silver » Tin » Titanium Uranium » Zinc »

• India says no rice imports for now »
  November 21, 2009
• BRIEF: Alcoa idles two smelters in Italy »
  November 21, 2009
• What will Drive the Gold Price in the Days Ahead »
  November 21, 2009
• RULES AND RELATED MATTERS - Joint Order Under the Securities Exchange Act of 1934 and the Commodity Exchange Act »
  November 21, 2009
• Market Research Analysis on German Steel Industry »
  November 21, 2009
• Detailed Advice From a Precious Metals Pro »
  November 21, 2009
• 43 dead, 65 trapped in coal mine blast »
  November 21, 2009
• Metals: Gold Prices Finish Slightly Higher »
  November 21, 2009
• more news »

	Industry Focus Geology & GeoSciences » Environmental Sciences » Engineering » Mill & Metallurgy » Mining Production » Management & Administration » Technicians » Mechanical » Trade & Skilled »

• Geologist »
  Tanzania | November 20, 2009
• Technical Services Manager »
  Madagascar | November 20, 2009
• General Foreman – Utilities »
  Madagascar | November 20, 2009
• Superintendent Sulphides Precipitation Plant »
  Madagascar | November 20, 2009
• Instrumentation Specialist »
  Madagascar | November 20, 2009
• General Foreman – Maintenance »
  Madagascar | November 20, 2009
• Shift Advisor – Power Island Operations »
  Madagascar | November 20, 2009
• Information Technology Manager »
  Madagascar | November 20, 2009
• Telecommunications Supervisor »
  Madagascar | November 20, 2009
• Senior Materials Planner »
  Madagascar | November 20, 2009
• more jobs »

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• Gold Breakout Targets $1500 »
  November 21, 2009
• Junior Gold Mining ETF (GDXJ) Outperforming Its Bigger Sibling »
  November 20, 2009
• Use Caution Investing in Gold This Quarter »
  November 20, 2009
• Are Gold and Silver Set for a Parabolic Move Similar to the 1970s? »
  November 20, 2009
• A Look at the Huge U.S. Hedge Against Fiat Currency »
  November 20, 2009
• Map of the Hycroft - Rosebud mining district »
  November 20, 2009
• Gold Likely Won't Go Back Below $1000 »
  November 20, 2009
• Is Gold in a Bubble? »
  November 20, 2009