Mineral deposits

Question 1

Define Mineral deposit

Answer 1

a mineral concentration of sufficient size and grade that has potential for economic development

Question 2

Define ore/mineralized rock

Answer 2

general term for a rock that contains ore minerals

Question 3

Define Gangue

Answer 3

rock or mineral that is economically valueless in and around ore

Question 4

Define Host rock

Answer 4

Type of rock that an orebody is in

Question 5

What is the difference between gangue and ore?

Answer 5

gangue: sedimentary, igneous, or metamorphic composition
- make us majority of the deposit

ore: metal or metals that occur in wide range of minerals
-minority of deposits

Question 6

Define grade

Answer 6

concentration of a metal or ore mineral withing orebody or mineralized rock

Question 7

What are the 3 different mineral deposit types

Answer 7

1. metal deposits
2. energy deposits
3. industrial mineral deposits

Question 8

Define metal deposits

Answer 8

metals and minerals
ex: iron, copper, zinc, goldD

Question 9

Define energy deposits

Answer 9

Natural gas and oil
ex: coal, uranium

Question 10

Define industrial mineral deposits

Answer 10

Agriculture and construction

Question 11

Where to metal deposits occur

Answer 11

in all types of rocks and on, near and beneath the surface

Question 12

What is the cause of rock formation and mineral deposit formation

Answer 12

plate tectonics