Formula: Pb(UO₂)₂(VO₄)₂ · 5H₂O

Species:

Colour: Canary-yellow

Hardness: 3

Specific Gravity: 4.88

Crystal System: Orthorhombic

Member of: Francevillite Group

Name: Named in honor of Hubert Curien (1924–2005), physicist, mineralogist, and administrator. He was a crystallographer and professor at the Laboratory of Mineralogy and Crystallography, University of Pierre and Marie Curie (Sorbonne), Paris, France. He was a key figure in European science serving as President of CERN Council and as the first chairman of the European Space Agency (ESA). He has been called the Father of the Ariane rocket program.

Type Locality: Mounana Mine (Mouana Mine), Mounana, Léboumbi-Leyou Department, Haut-Ogooué Province – Gabon