Guilleminite, Demesmaekerite: Musonoi Mine, Kolwezi, Mutshatsha, Lualaba, DR Congo

Description

Species: Guilleminite, Demesmaekerite
Locality: Musonoi Mine, Kolwezi, Mutshatsha, Lualaba, DR Congo
Dimensions:  4.2 x 3.7 x 3.5 cm.

Fine rich specimen of Greenish Demesmaekerite with canary-yellow Guilleminite on malachite-stained digenite matrix from the famous Musonoi Mine, Kolwezi, Mutshatsha, Lualaba, DR Congo. Good specimen of these very rare uranium selenium minerals from a classic locale! Rare!!

Ex. Eric Quinter Collection, Coll. # U/Th 0728, posted on Mindat.org