General Knowledge - Basic General Knowledge - Discussion

The mica group of sheet silicate [phyllosilicate] minerals includes severals closely related material having highly perfect basal cleavage. All are monoclinic with a tendency towards pseudohexagonal crystal and are similar in chemical.

Compsition. The highly perfect cleavage, which is the most prominent characteristic of mica is explain by the hexagonal sheet like arrangement of its atoms. The words "mica"is drived from the Latin word mica meaning "a Crumb"and probably influenced by micare, "to glitter.

Is they mica is correct ans? In India most of the people are invest in gold only how is mica?
Please clear my doubts.

@Sujitha, The question is not about depositing money. It's about availability in India.

In which country is the largest deposits copper, silver, platinum ?

Ore :The compound of metals which is directly obtain from the nature with other impurities is called ore.

Mica is a thing which is in a large amount in India.

I want to know about countries having largest deposits of cu, Ag, and Pt.

India ranks second in mica production in the world. It contributes 26%in the world production.

Mica is a shiny silicate mineral with a layered structure, found as minute scales in granite and other rocks, or as crystals. It is used as a thermal or electrical insulator.

Which country have the 1st rank in the world, by producing this mica?