Which non metallic mineral is used to make thin sheets?
Sulphur
Nitrate
Mica
Salt
Which is a bright yellow non metallic mineral?
Ruby
Diamond
Where does iron mines are found?
Africa
Canada
Russia
Chile
Which of the following is a non metallic mineral?
Copper
Iron
Gold
Which country has large reserves of bauxite?
Guinea
Mexico
USA
Which type of mining involves the digging out of minerals?
Strip mining
Alluvial mining
Underground mining
Open cast mining
What is the ore of aluminum?
Magnetite
Siderite
Hematite
Bauxite
Which type of mineral is an important fuel resource?
Power
Metallic
Non metallic
Natural
Which among the following is a precious metal?
Tin
Which is the largest producing country of gold?
Brazil
Ghana