Which of the following is not a halide ore?

Stainless steel contains iron and

Match List-$I$ with List-$II$:

List-$I$ (Name of ore/mineral)	List-$II$ (Chemical formula)
$(a)$ Calamine	$(i)$ $ZnS$
$(b)$ Malachite	$(ii)$ $FeCO_{3}$
$(c)$ Siderite	$(iii)$ $ZnCO_{3}$
$(d)$ Sphalerite	$(iv)$ $CuCO_{3} \cdot Cu(OH)_{2}$

Choose the most appropriate answer from the options given below:

Select the correct option using $T$ (True) or $F$ (False) for the following statements:
$(1)$ $A$ mineral cannot be an ore.
$(2)$ An ore cannot be a mineral.
$(3)$ All minerals are ores.
$(4)$ All ores are minerals.

Which of the following ores contains both iron and copper?

The most malleable of all the metals is