What: Zinc Where: New Br.For: Brass
What: CoalWhere:MaritimeFor: Fuel
Its simply a big hole in the ground where the mineral is removed
A simple layered open pit mine.
A digging wheel at work. Coal is can be mined this way as well as oil sands.
A digging wheel close-up.
Bigger size = greater efficiency, right?!
big bucket
Wire mesh to prevent loose rocks from falling.
A scooptram at work.
Potash mining