NPV trap

NPV trap Net present value (NPV) is the universally accepted tool for measuring the value of a mining venture. We spend a lot of effort maximizing the NPV by changing all sorts of parameters. Essentially, NPV just converts future cash flows back into today’s dollars by compounding the discount rate ( think interest rate )…

Cobalt crunch

Cobalt crunch There is a crunch coming in Cobalt supply as electric cars become more common. There is 25kg of cobalt in the lithium ion battery pack of a Chevy Bolt. Looking down the track 5 years, let’s say that 10% of 78 million cars sold world wide are electric. This will require 195,000 tonnes…

Time Heals

Time Heals Time tends to claw back the pursuits of people, eventually weathering and ageing our infrastructure. Time is however our friend when it comes to mine rehabilitation. Fresh mine voids and spoil dumps are ugly, however, it would be a mistake to assume that what you see today is what it will look like…