Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Swedenborgite

Views:
Watches:
JYJ617736

Swedenborgite

Description Tabs

Description
Locality: 
Långban, Filipstad, Värmland County, Sweden
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 2 × 1.2 cm
Description

Colourless lustrous swedenborgite crystal from the type locality. Fluorescent under short wave UV. 

References:

Zeits. Krist. Min. (1924): 60, 262; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 1028; Nysten, P., Holtstam, D. and Jonsson, E. (1999) The Långban minerals. In Långban - The mines,their minerals, geology and explorers (D. Holtstam and J. Langhof, eds.), Swedish Museum of Natural History and Raster Förlag, Stockholm & Chr. Weise Verlag, Munich, pp. 89-183.

Mineral Data
What's on the rock

Swedenborgite

Formula: 
NaBe4Sb5+O7
Strunz: 
4.AC.05
Hardness: 
8.0
Type Locality: 
Långban, Filipstad, Värmland, Sweden