Natural Resources
 

Definition of Minerals, Including Scheduled Minerals

Minerals, as defined in the Minerals Development Acts, include all substances in, on, or under land except:
  • the agricultural surface of the ground
  • turf or peat
  • petroleum
  • stone, sand, gravel or clay except for substances included in the schedule to the 1940 Act.

In practice this means that most quarries producing aggregates for the construction industry, agricultural lime or dimension stone, e.g. for buildings or grave stones are not working minerals and do not require any permits under the Minerals Development Acts. 

The Schedule to the Minerals Development Act 1940, reproduced below, sets out a list of substances which are included in the definition of minerals but this list is not exhaustive.

LIST of SCHEDULED MINERALS in the MINERALS DEVELOPMENT ACT 1940

Alum Shales

Dolomite

Mica

Anhydrite

Dolomitic Limestone

Mineral Pigments

Antimony, Ores of

Felspar

Minerals Oils

Apatite

Fireclay

Molybdenite

Arsenic, Ores of

Flint and Chert

Monazite

Asbestos minerals

Fluorspar

Natural Gas

Ball Clay

Ganister

Quartz Rock

Barytes

Gem minerals

Radioactive minerals

Bauxite

Gold, Ores of

Refractory Clays

Beryl

Graphite

Rock Phosphates

Bismuth, Ores of

Gypsum

Rock Salt

Bitumens

Lead, Ores of

Roofing Slate

Calcite

Lignite

Serpentinous Marble

Chalk

Lithomarge

Silica Sand

China Clay

Magnesite

Silver, Ores of

Copper, Ores of

Magnesium, Ores of

Strontium, Ores of

Corundum

Manganese, Ores of

Sulphur, Ores of

Cryolite

Marble

Talc and Steatite or Soapstone

Diatomaceous Earth

Mercury, Ores of

Tin, Ores of

Department of Communications, Energy and Natural Resources29-31 Adelaide Road, Dublin 2, Ireland
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Version: 4.1