CONTENTS / Vol. 45, No. 3

 Gudmundit profile
 Rupert Hochleitner and Stefan Weiß

 Giant cap quartz crystals in the Hakos Mountains, Namibia
 Dirk Uebel and Thomas Krassmann

 Spirals in agate and topaz
 Klaus Schäfer and Jens Götze

 News from the mineral market: The Tucson Show 2020
 Georg Sammer

 Precious stones for jewelry & more (55): Lepidolite

 Notable collector's items: Plumbogummite from China, Bixbyite with topaz from the USA

 New minerals