A porous tool designed to separate particles of a certain size
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Tag: <span>C</span>
Separation of particles or material by size
Filtration of suspended sediments
A parcel of land designated or created to assign title for mining purposes
Timbers of concrete supporting a shaft opening
An ore of mercury, 3[HgS]
Mining claims that have a common side or boundary
The movement of rocks by the intrusion of another rock
The point at which 2 distinct rock types meet
The genetic association between igneous rocks derived from the same parent magma