(1) The Treasurer may cause to be made and issued coins of the denominations of money specified, or taken to be specified, in the Schedule.
(2) A coin so made and issued:
(a) must be of a standard composition specified, or taken to be specified, in the Schedule in relation to that coin; and
(b) must be of a standard weight, and of a design and dimensions, determined, by signed instrument, by the Treasurer.
(3) Despite subsection ( 2), in the making of a coin, a variation from a standard weight applicable to the coin is allowable as determined, by signed instrument, by the Treasurer.