Question

Which country is the world's largest manufacturer and exporter of mica?
A. China
B. India
C. Jamaica
D. Brazil

Answer 1

Hint:Mica is a non metallic mineral found naturally . it is a collection of silicates along with potassium aluminium magnesium etc.
This country is the world's biggest producer of coal , cement , steel and chemical fertilizers.
It holds the title of world's largest developing country.

Complete answer:
Mica is a widely and well distributed mineral which generally occurs in igneous metamorphic and sedimentary rocks and forms around 4% of the earth's crust.
It has resistance to heat and abrupt temperature changes and elevated dielectric power full the Pitbull and electricity durability facility and transparency in a specific way.
It is chemically inert stable and has no water absorption property due to this property. It can be very easily splitted into thin sheets which are tough and flexible.
China produces about 100,000 metric tons of mica, largest in the world, followed by Finland producing 64,000 metric tons in 2019, followed by Russia USA Finland and South Korea.
As per the reports of OEC, major exporters of mica are China Switzerland Germany Austria.
According to it, China tops the list . In 2018 its export of mica was worth $64.6 million. Hence Option A , is correct.
India:- India is the largest producer of thorium , and second largest producer of wheat and rice.it ranks third in the production of coal and tobacco in the world. India has large reserves of iron ore, mineral oil and other minerals. Hence option B is incorrect.
Brazil:- Brazil is the world's largest producer and exporter of sugar and coffee, orange juice . Which is the third largest producer of iron ore. Hence option C is incorrect.
Jamaica:- it is the leading producer of bauxite along with major production of banana, cocoa, citrus fruits. Hence, option D is incorrect.

Therefore the correct answer is option A.

Note:There are a variety of uses of mica from cosmetics to prevent rubber from.sticking. The most common use in gypsum wallboard compounds where it acts as a wadding and prevents cracking.
 It is of immense importance for the electrical industry in electrical equipment as it acts as a very good insulator. Mica is used as a pigment extender paint industry to prevent shrinkage and sharing of the paint film. It can also be used in robotics.