resource security Flashcards
human geography
1
Q
copper
A
3rd most used metal in the world
2
Q
recent uses of copper
A
- hulls of ships 18th century
- electricity in 19th century
- new role in solar panels
3
Q
key geographical / geological aspects of ore occurrence and working
A
- magmatic
- hydrothermal
- metamorphogenic = pressure changes low to high densities
- sedimentary
4
Q
copper ores found
A
ingenious rock as hydrothermal deposits
5
Q
main mineral stores of copper
A
- bornite
- chalcopyrite = 50%
- malachite
6
Q
accessible copper
A
1.6 billion tonnes
7
Q
formation of copper
A
- porphyry deposit = ingneous rock
- strata bound deposits = sedimentary rock
8
Q
A
