What is the chemical composition of Baryte?

Minerals of equal hardness do no scratch each other.

The tendency of a crystallized mineral to break along certain directions yielding more or less smooth, plane surfaces is…

What is the diaphaneity of muscovite mica?

Colour changing phenomenon which involves oxidation is ________

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

What is the colour of the magnesite when pure?

Mineral which shows parting is _______