Mineral Factbook

Buddingtonite

(NH4)(AlSi3)O8IMA symbol: Budapproved

Buddingtonite is a silicate mineral with the formula (NH4)(AlSi3)O8, crystallizing in the monoclinic system.

Photos

Buddingtonite specimen photo
David Hospital · CC BY 4.0 · Commons

Physical properties

Chemistry (calculated)

Molecular weight257.27 g/molcalculated from the IMA formula
Composition (wt%)N 5.44%, H 1.57%, Al 10.49%, Si 32.75%, O 49.75%

Classification

Nickel-Strunz (10th)9.FA.30Wikidata (CC0)
Nickel-Strunz (9th)9.FA.30Wikidata (CC0)
Dana (8th)76.1.2.1Wikidata (CC0)