MINING Flashcards
1
Q
- abundant deposits
ex: abundant ang specifc mineral (gold) sa Paracale
A
MINERAL DEPOSITS
2
Q
- expensive
- more dangerous
- creates a tunnel
- extracting gold, lead, silver
A
UNDERGROUND MINING
3
Q
2 TYPES OF MINING
A
SURFACE MINING & UNDERGROUND MINING
4
Q
- no metallic substances
A
NON-METALLIC RESOURCES
5
Q
- contain one/more metallic elements
A
METALLIC MINERAL RESOURCES
6
Q
- minerals/rocks that contain precious metals
- rocks that contains minerals
ex: Ore of Iron > Magnetite & Hematite
A
ORE
7
Q
- extracting ore minerals near the surface of the Earth
A
SURFACE MINING
8
Q
6 TYPES OF SURFACE MINING
A
- STRIP MINING
- OPEN PIT MINING
- DREDGING
- PLACER MINING
- QUARRYING
- MOUNTAIN TOP
8
Q
6 TYPES OF SURFACE MINING
A
- STRIP MINING
- OPEN PIT MINING
- DREDGING
- PLACER MINING
- QUARRYING
- MOUNTAIN TOP
9
Q
4 TYPES OF UNDERGROUND MINING
A
- DRIFT MINING (DERETSO)
- SHAFT MINING/SHAFT SINKING (VERTICAL) [PABABA]
- SLOPE MINING (SLOPE)
- BORE HOLE (USE OF PIPES) [UP]
10
Q
COMMON MINING PROCESS
A
- SAMPLING
- COMMUNITION (CRUSHING & GRINDING)
- ANALYSIS (EVAL OF CONTENT)
- CONCENTRATION (SEPARATION)
- DEWATERING (FILTRATION AND SEDIMENTATION)
11
Q
UNECESSARY ROCKS
A
OVERBURDEN
12
Q
- water becomes too acidic
- can undergo restoration
- most common type
- blasting explosives
ex: Bingham Canyon Copper Mine
A
OPEN PIT MINING
13
Q
- from the bottom of the body of water
- use of dredging vessel
A
DREDGING
14
Q
- removal of a thin strip of overburden
- parallel strip
A
STRIP MINING
