LESSON 8: ORE MINERALS Flashcards
it is from fluorite mineral used in toothpaste.
FLUORIDE
it is used in electrical wiring.
COPPER
it is used as source of heat energy in nuclear power plants.
URANIUM
it is a natural rock or sediment containing one or more valuable mineral.
ORE
it is the process of mineral extraction from a rock seam or ore.
MINING
it is used to extract ore minerals near the surface of the earth.
SURFACE MINING
it has a big hole in the ground used to mine gravel.
OPEN PIT MINING
it is the removal of thin strip to mine coal, clay, phosphates.
STRIP MINING
it is the process of mining materials from the bottom of bodies of water.
DREDGING
it is used to extract ore minerals beneath the earth’s surface.
UNDERGROUND MINING
What are the mineral processing steps:
SAMPLING
ANALYSIS
COMMINUTION
CONCENTRATION
DEWATERING
it is the removal of a portion which represents a whole. .
SAMPLING
it is important to evaluate the valuable component in an ore.
ANALYSIS
it is the process where the valuable components of the ore are separated through crushing and grinding.
COMMINUTION
it involves the separation of the valuable minerals from the raw materials.
CONCENTRATION
