CONTENTS / Vol. 45, No. 5

 Zunyit profile
 Rupert Hochleitner and Stefan Weiß

 Auguste Victoria – the “double” mine in Marl, Ruhr area
 Jürgen Ingendahl
 Primary ores and gangues
 Interesting secondary minerals

 Magnificent Vivianite from Rosia Poieni, Transylvania, Romania
 Mattia Cairoli and Stefan Weiß
 Second largest copper mine in Europe
 December 2018: The green “Crystal Grotto”

 Rock of the Year: Andesite – Obituary HJ Brabender

 New minerals