mining Flashcards
1
Q
definition of mining
A
a process of extracting valuable minerals from the earth
2
Q
definition of ores
A
rocks from which people extract valuable minerals
3
Q
definition of opencast mining
A
where extraction of minerals occurs underground
4
Q
definition remote sensing
A
is the term used to gain information from a distance
5
Q
what is geophysical methods
A
make use of geology and the physical properties of the minerals to detect them underground
6
Q
what are the three stages of mining
A
identifying materials to be mined
mining the mineral from ore
refining the material for use
