Works of "Research Collection"
Place Collected: Bou Thaleb massif
Place Collected: Ouersenis
Place Collected: Kef Semmah Guergour
Place Collected: Bor Copper Mine
Place Collected: Hammam-n'bails
Place Collected: Pont-pean
Place Collected: Tierra Amarilla
Place Collected: Hammam-n'bails
Place Collected: Cap Garonne Mine
Place Collected: Cap De Prudelles