Institut für Geowissenschaften Arbeitsgruppe Edelsteinforschung Johannes Gutenberg-Universität Mainz
Johann-Joachim-Becher-Weg 21,
55128 Mainz
People in charge: Wolfgang Hofmeister
Phone: (06131) 3924365
Fax (06131) 3923070
Email: hofmeister@uni-mainz.de
Web: www.uni-mainz.de/FB/Geo/mineralogie/gemstone/
Hours: office hours of the institute
Priorities: Gemstones, specifically from Vietnam

Naturhistorisches Museum Mainz Landessammlung für Naturkunde Rheinland-Pfalz
Reichklarastraße 10, 55116 Mainz
People in charge: Herbert Lutz
Phone: +49 6131 122581
Fax: +49 6131 122975
Email: dr.herbert.lutz@stadt.mainz.de
Web: www.mainz.de/nhm/
Hours:
10 a.m. - 8 p.m.
every Tuesday
10 a.m. - 2 p.m.
every Wednesday
10 a.m. - 5 p.m.
Thursday through Sunday
Historic aspects and priorities: Mineral collection of Rhineland-Palatinate, mercury deposits of northern Palatinate, agate from Idar-Oberstein, potassium, zinc and silver ores of the former mines in the Hunsrück and Eifel, mineral collection of Victor Goldschmidt