(1) The extraction or removal of stone (other than sand or sandstone) that does not require an earth resource authorisation is a high impact activity if—
(a) the primary purpose of the extraction or removal is—
(i) the sale or commercial use of the stone; or
(ii) the use of the stone in construction, building, roadway or manufacturing works; and
(b) the land from which the stone is extracted or removed is more than 2000 square metres; and
(c) the extraction or removal would result in significant ground disturbance.
(2) In this regulation, "stone" has the same meaning as in the Mineral Resources (Sustainable Development) Act 1990 .