Home > Uranium Minerals I – August 27 > MS0765 Walpurgite
Walpurgite - Sold
- Grube Magnetstollen
- Schneeberg
- Sachsen
- Germany
- 4.3 by 3.1 by 2.2 cm – Miniature specimen (fits into a 5 cm cube)
Walpurgite is a bismuth uranium arsenate mineral named after the Walpurgis ore vein at Schneeberg (Weisbach, 1873). Walpurgite forms blocky crystals to 1.5 mm on a heavy matrix of massive bismite. This specimen was part of the personal collection of Ralph Merrill, proprietor of the prolific mail order business Minerals Unlimited.
