Any material deposited by pyroclastic movement
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Tag: <span>T</span>
The direction of defined mineralization or structure
A mineral comprised of tellurium and another element
A long, narrow excavation made to expose, access or further define mineralization
A brittle, trigonal mineral. Symbol, Te
A type of igneous rock prone to crystallization forming in cavities
To haul cars of ore or waste in a mine
A term used to describe affine grained criss-crossed formation of flow lines on rocks
A complex, piezoelectric trigonal mineral occurring in numerous colours and chemical structures, frequently used as a gemstone
A map indicating elevation and structure through the use of legends and contour lines