sjogrenite

sjogrenite

[′shō·grə‚nīt]
(mineralogy)
Mg6Fe2(OH)16(CO3)·4H2O A hexagonal mineral composed of hydrous basic magnesium iron carbonate.
References in periodicals archive ?
Associated minerals are: dolomite, bakhchisaraitsevite, nastrophite, magnetite, sjogrenite and carbonate-fluorapatite.