Malachite shows which type of structure?

What percent of crust do the micas form approximately?

There is the presence of eminent cleavage in micas.

The Phenomenon where electric charge develops due to application of pressure is ______

Which lustre cannot occur to the calcite?

The behaviour of a mineral towards the forces that tend to destroy it is called _______

How many minerals are present in the scale of fusibility given by Von Kobell?

Which is the less important and more important and less important minerals crystallize respectively?