(die) Gangart Minaerals and rock that are intergrown with →ores and do not contain any metal you can smelt.
Rock surrounding a mineral or precious gem in its natural state.
Worthless rocks or minerals enclosing the ore.
(pronounced gang) Undesired waste minerals associated with ore.
It is the undesirable or unwanted minerals in an ore deposit.
the unwanted or worthless rock and other waste materials present in an ore deposit.
Sterile non-mineralised rock surrounding an ore body.
Waste rock surrounding and/or within an ore which must be separated in order to extract the desired mineral.
Worthless rock or other material in which valuable minerals are found.
Crystalline minerals found in a lode with ore.
The worthless minerals associated with metal ore deposits.
the worthless rock in a vein which holds valuable metals.
The worthless minerals in an ore deposit.
Those minerals which occur with the ore minerals but which have no value.
Undesired minerals associated with ore, mostly nonmetallic.
Minerals of no economicvalue, which appear in nature with ore. Recognition of certain characteristic combinations can help geologists find ore on the basis of its attendant gangue. (The ue issilent, as in tongue.)
Waste or undesired material in an ore. See ore.
Sand, rock, and other impurities surrounding the mineral of interest in an ore.
the constituents of a mineral deposit that are not of economic value, in contrast to the ore mineral to be mined. [AHDOS
Rock and minerals that occur with ore but have no economic value.
