Östanmossa mine, Röberg ore field, Norberg, Västmanland County, Sweden

Crystal sections in calcite. Field of view 5 cm.

© Bertil Otter

3.0 x 2.7 x 1.0 cm

© Maggie Wilson

Greenyellow bastnäsite-(Ce) and brownish dollaseite-(Ce). Field of view: 40mm. Collected from the dump in 1997. Veryfied: By XRD, 1997, The Swedish Museum of Natural History. Electron probe microanalysis, 1995, Geological Survey of Finland.

© Mikael Jansson

dimension area mm. 4 x 4 photo and collection Luigi Chiappino

Dollaseite-(Ce) prisms on matrix. Width of field is 1.8 mm. Collection and photo Jesse Crawford. Equipment: Nikon D-100 digital camera using a Leitz 5.6x objective and an Olympus NPK 2.5x projective ocular on a Zeiss standard microscope frame.

© 2010 by Jesse Crawford

A 7.0 x 4.9 x 2.6 cm matrix with masses of dollaseite-(Ce). Ex Wolfgang E. Henkel collection.

© Weinrich Minerals, Inc.

A 7.0 x 4.9 x 2.6 cm matrix with masses of dollaseite-(Ce). Ex Wolfgang E. Henkel collection.

© Weinrich Minerals, Inc.

Side view of a brown dollaseite vein in matrix Collection and photo Roberto Bosi

© Roberto Bosi

Rich, dark brown fine-grained dollaseite-(Ce) in green matrix

© Bartłomiej Kajdas

Brown Dollaseite - Ce Photo with Canon Eos 600 D + Bellows + Rodenstock Rodagon 50 mm 1:4,0 reversed Photo and collection Giovanni Scapin

© Giovanni Scapin 2020

Dark Dissakisite-(Ce) in unidentified matrix. Ex Tonnis Hoogstraten collection. Acquired from Hendrik Zijlstra on 14 March 2025.

Chocolate-brown, massive dollaseite-(Ce) in matrix with other unidentified species. Purchased from Excalibur Mineral Company in 1992.

© Andrew Hodgson

The Östanmossa Mine open pit and shaft building, showing the outcrop of the banded skarn ore body (left), ca. 1934. Vintage real photo postcard, photographer and publisher K. Edrén, Smedjebacken. The Östanmossa Mine is the type locality of Norbergite and Dollaseite-(Ce). G. Grundmann collection, (ex Jörgen Langhof collection).

© K. Edrén, Smedjebacken