Hole containing explosive material set to be detonated
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Category: <span>C</span>
Sample material reflective of the deposit, obtained from a channel or trench
The mine building where workers change into uniforms and safety equipment
A brassy-yellow tetragonal mineral with a metallic blue tarnish or oxide, it is the common ore of copper. CuFeS2
A copper sulphide mineral of secondary enrichment
An geophysical instrument used to measure magnetic strength and shape
Ore broken by hand or small tools
A channel, tunnel, gate or opening purpose-built for moving ore
A silver-gray, metallic element. Symbol, Co
An isometric metallic mineral, Cr