Question

what is gangue ?and what is ore?​

Answer 1

Answer:

In mining, gangue (/ɡæŋ/) is the oft commercially worthless material that surrounds, or is closely mixed with, a wanted mineral in an ore deposit. ... The separation of mineral from gangueis known as mineral processing, mineral dressing, or ore dressing.

Answer 2

Answer:

gangue is worthless rock or mineral in which valuable minerals are found.

An example of gangue is the rock surrounding a deposit of gold.

Ores are concentrations of minerals in rock that are high enough to be economically extracted for use.They are basically are minerals that have a high concentration of a certain element, typically a metal. Examples are cinnabar (HgS), an ore of mercury