Kasolite from Musonoi mine, Kolwezi, Shaba Cu belt, Democratic Republic of Congo © Dakota Matrix Minerals

Chemical Formula: Pb(UO2)[SiO4]·H2O
Locality: Kasolo, Zaire.
Name Origin: Named after its locality.

Physical Properties

Cleavage: {001} Perfect, {100} Good, {010} Good
Color: Green, Gray green, Yellow, Yellow brown, Reddish orange.
Density: 5.96 – 6.5, Average = 6.23
Diaphaneity: Transparent to translucent
Fracture: Uneven – Flat surfaces (not cleavage) fractured in an uneven pattern.
Hardness: 4 – Fluorite
Luminescence: Radioactive.
Luster: Resinous – Greasy
Streak: light brownish yellow

Photos :

Kasolite 10 x 14-inch watercolor board; painted from a 3-mm specimen from the Musonoi mine, near Kolwezi, Katanga, Republic of the Congo (specimen and painting, collection of the artist). Copyright David Babulski 2002.
Curite with Kasolite, Torbernite hinkolobwe Mine, Shinkolobwe, Katanga, Democratic Republic of Congo Size: 5.0 x 3.5 x 3.0 cm (miniature) © danweinrich
Musonoi Mine, Kolwezi, Kolwezi District, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo (Zaïre) © Stephan Wolfsried