The combination of Peak Minerals and Peak Oil will mean rapidly escalating costs for mined materials. Not only will drilling have to go deeper (or mining lower quality ore), but the costs for drilling, processing, and transporting will increase as well.

All of those costs have already been increasing.

Check out the excellent slide deck from the ASPO conference in Houston by Vince Matthews of the Colorado Geological Survey. The charts on pp 56-59, showing the price increases of all the major metals are astounding:

http://www.aspousa.org/proceedings/houston/presentations/Vince%20Matthew...

--C
Energy consultant, writer, blogger www.getreallist.com