title: Zeolite Synthesis by the High-Pressure Hydrothermal Method: Synthesis of Natural 6-Ring Zeolites with Different Void Systems.
authors.affiliation: Institut für Mineralogie Freie Universität Berlin Takustrasse 6, 14195 Berlin (Germany).
authors.forename: Habib
authors.initials: H
authors.lastname: Ghobarkar
authors.forename: Oliver
authors.initials: O
authors.lastname: Schäf
authors.forename: Philippe
authors.initials: P
authors.lastname: Knauth