Which of the following is a carbonate mineral?

Select the correct option using $T$ (true) or $F$ (false) for the following statements:
$(1)$ Calamine and Siderite are carbonate ores.
$(2)$ Zinc blende and Pyrite are sulphide ores.
$(3)$ Haematite and Magnetite are hydroxide ores.
$(4)$ Malachite and Cuprite are copper ores.

The ore pitchblende is the main source of

Aluminium is the most abundant metal in the Earth's crust,yet it is primarily obtained from bauxite because:

Which of the following mineral-formula pairs is correct?

Sulphide ores are common for the metals