MineralTown.com: Directory categories - ... Geolisting: mining properties & mining business directory Mining properties and
business card listing. ... Encuentras soluciones para la actividad minera. ... www.mineraltown.com/Directori. php?CAT=1400&INICI=0&idioma=2 -

Minería Chilena
... Resources: Creating Value in the Mining Business", de Juan Camus. El IIMCh programó otro foro panel sobre Regimen Tributario para la Actividad Minera en Chile ...
www.editec.cl/mchilena/agosto2002/Articulo/cargada.htm -

Business & Human Rights : Mining - ... 4 octubre 2004 El decreto firmado por el Presidente Luiz Inácio Lula da Silva el
17 de septiembre, enfatiza la fiscalización de la actividad minera en los ... www.business-humanrights.org/ Categories/Sectors/Naturalresources/Mining -

ALCA CMI::FTAA IMC
... sufrido como consecuencia de la contaminación que produce la actividad minera en la ... a resource of protection, that ordered that the mining business stop all ...
ftaaimc.org/en/newswire/archive147.shtml -

It depends whether you're talking about this activity in general, then I'd go with BAMary's answer - 'mining'. Or if it's one particular project then 'mining operation'

It could be any of these, depending on your context. Mining could be enough, as others have said, though without knowing more of your context, it's hard to say for sure. Below is an example of each (thousands of hits for each on Google, too).

Mining Activity Update - Mining & Exploration Information
Mining Activity Update - information services for mineral exploration and
the mining industry. Providing monthly mining newsletter ...
www.activityupdate.com/ - 22k - Cached - Similar pages

The Mining Sector in Uruguay
Information about opportunities in the mining sector in Urugay.
www.iosphere.net/~uruott/mining-in-uruguay.html - 2k - Cached - Similar pages

The Information Portal for the Worldwide Mining IndustryMining Journal's information portal gives you access to all kinds of mining industry information on the worldwide web including that from the world's premier ...
www.mininginformation.com/ - 2k - Cached - Similar pages

Mining Business Valuation - MinVal
Mining Business Valuation. This page is still under construction in March 1999.
The purpose of this page will be to present a discussion ...
www.minval.com/minbusval_mineral.htm - 6k - Cached - Similar pages

Mining Operations Report
ANY DATA OR INFORMATION PROVIDED BY THE DEPARTMENT OF NATURAL RESOURCES/DIVISION
OF MINERALS AND GEOLOGY IS PROVIDED "AS IS" WITHOUT WARRANTY OR ANY KIND ...
mining.state.co.us/operatordb/ - 5k - Cached - Similar pages