Prescribed class of lands and heritages
3. The following class of lands and heritages is hereby prescribed for the purposes of section 6(1) of the 1975 Act, namely any lands and heritages in Scotland—
(a)which consist of or include a mine or quarry; or
(b)the whole or any part of which are occupied together with a mine or quarry in connection with its working, or the treatment, preparation, storage or removal of its minerals or products of its minerals or the removal of its refuse.