Which of the following is not an ore of lead?

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.

Indicate the mineral from which copper is manufactured.

Cassiterite is an ore of

The metal used for making joints in jewellery is

Identify elements present in copper pyrites.