Creado por aayet fatima
hace alrededor de 7 años
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MINERALS?
HOW ARE MINERALS FORMED?
MINING PROCESSES
OPEN-CAST MINING
UNDER-GROUND MINING
ADIT MINING
SHAFT MINING
METALLIC MINERALS
NON- METALLIC MINERALS
DIFFERENCES B/W METALLIC AND NON-METALLIC METALS
PROBLEMS FOR MINING INDUSTRY IN PAK
USES OF ROCK SALT
USES OF BRINE
USES OF LIMESTONE
USES OF COAL
USES OF MINERAL FUEL
USES OF GYPSUM
USES OF MARBLE
USES OF CLAY
USES OF MAGNETITE
USES OF SULPHUR
EFFECTS OF MINING
PROTECTION FROM MINING HAZARDS
SUSTAINABLE DEVELOPMENT FOR MINING