Mineral symbols (text abbreviations) are used to abbreviate mineral groups, subgroups, and species, just as lettered symbols are used for the chemical elements.
More extensive lists were subsequently made available in the form of publications[2][3] or posted on journal webpages.
Warr was published in volume 85 (issue 3) of the Mineralogical Magazine (2021).
The approved listings are compatible with the system used to symbolize the elements, 30 of which occur as minerals.
Four methods of nomenclature are used:[3][5] New minerals approved by the International Mineralogical Association (IMA-CNMNC) are allocated unique symbols consistent with the main listing.