- Category : 1883-births
- Type : MGE
- Profile : 3/5 - Martyr / Heretic
- Definition : Single
- Incarnation Cross : RAX Eden 3
German mineralogist and university lecturer whose research spanned crystallography, mineralogy, geology, mineralization, and geochemistry. He was inducted in 1940 as a corresponding member of the Göttingen Academy of Sciences. He died in Hamburg on 24 March 1976, aged 92.