A manner of dividing property into squares for alternating allotment
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Category: <span>C</span>
An optical phenomenon of certain minerals when reflected light, in a patterned or silky sheen is concentrated in a narrow band that changes position and sometimes colour with movement
Hole containing explosive material set to be detonated
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
A silvery white, soft alkaline rare-earth metal. Symbol, Cs
Strata layers and folds that dip toward a common center