- Haleniusite-(La) (type locality) with Ferriallanite-(Ce), Bastnasite-(La), Tornebohmite-(La), and Brochantite
- Miniature, 5.0 x 3.0 x 1.5 cm
- Bastnas deposit, Riddarhyttan, Skinnskatteberg, Vastmanland, Sweden
- Ex. Paulo Matioli
Fantastic combination specimen from the historic Bastnas ore field. Pale yellow, subhedral aggregates of the rare earth oxyhalide haleniusite are intimately intergrown with lavender-gray, massive cerite-(Ce), dark green-gray tornebohmite-(La), black, granular massive, ferriallanite, sub-radial sheaves of an amphibole group mineral, and vibrant green, radial aggregates of brochantite. Swedish Natural History Museum and Paulo Matioli labels.