- JR-1
- Marthozite and Micro Yellow Species
- Musonoi Mine, Kolwezi, Western area, Shaba Cu belt, Shaba (Katanga), Congo (Zaire)
- Miniature, 4.7 x 3.6 x 3.2 cm
- SOLD
Large crystal of marthozite, showing possible twinning (8 mm crystal). The tiny yellow crystals are possibly Guillemanite but this has not been verified