# The Environmental Authorisations (Scotland) Regulations 2018, Paragraph 36


The process of—
(a) crushing, grinding or other size reduction (other than the cutting of stone), or
(b) grading, screening or heating,
of any designated mineral or mineral product,
(c) in this paragraph, “designated mineral or mineral product” means—
(i) clay, sand and any other naturally occurring mineral other than coal or lignite,
(ii) metallurgical slag,
(iii) boiler or furnace ash produced from the burning of coal, coke or any other coal product,
(iv) gypsum which is a by-product of any activity.

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Source: https://www.legislation.gov.uk/ssi/2018/219/schedule/26/part/3/paragraph/36 (the official version)
Page: https://openlegislation.uk/environmental-authorisations-scotland-regulations-2018/schedule-26/part-3/paragraph-36
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.