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Sediment

Particles, sand, gravel and other rock, found loose, suspended in solid or liquid, or consolidated

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Shoot

Any length of mineralization, often a discontinuous vein

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Screens

Wire mesh of various size, used for classifying gravel by size

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Shear, Shear zone

A shear zone is a defined type of fault structure subject to secondary metamorphic stresses at its fault edges inward, known as shears, through various zones which exhibit any of foliation, deformation, and folding

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Shank

The portion of a diamond drill bit to which the abrasive crown is attached

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Shale

Sedimentary rock formed by the consolidation of mud or silt

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Shaft

A vertical excavation in rock used for the transport of workers and/or material

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Silurian

A period within the Paleozoic era, 440 to 400 million years ago