title: Berylloarsenates--new frameworks, building units and an unusual zeotype.
abstract: Several new berylloarsenate frameworks, layer structures and a new zeolite topology, employing the OH unit as a bridging anion, have been synthesised.
authors.affiliation: School of Chemistry, University of Southampton, SO17 1BJ, UK.
authors.forename: Benjamin T R
authors.initials: BT
authors.lastname: Littlefield
authors.forename: Mark T
authors.initials: MT
authors.lastname: Weller