Halotrichite Group,
addedPickeringite-apjohnite Series,
addedHalotrichite-apjohnite Series,
addedPickeringite-wupatkiite Series,
addedHalotrichite-dietrichite Series,
addedHalotrichite-pickeringite Series,
addedPickeringite,
addedHalotrichite,
addedDietrichite,
addedRedingtonite,
addedApjohnite,
addedWupatkiite,
addedBílinite,
addedStardate: 20210412: d+7.221