- Manganohornesite (type locality) with Hausmannite and Dolomite
- Miniature, 5.5 x 3.5 x 2.5 cm
- Langban mine, Filipstad, Varmland, Sweden
- Ex. Paulo Matioli
White tufts and sheaves of acicular manganohornesite crystals to 2mm are pronouncedly scattered on a fracture surface of this piece from the type locality. Ex. Paulo Matioli and Swedish Natural History Museum (by exchange) collections.