Swedenborgite

Number of references: 4

See on mindat.org

See on rruff.info

Luminescence

Fluorescence

Shortwave: Blue [2], Yellow [1]
Longwave: Red [1]

Phosphorescence/Afterglow

None reported

Activators

Peak	Excitation	Activator	Color	Locality
410nm (Δ=90nm, τ=4.5us)	266nm (T=300K)	Sb3+ ?	Violet	Långban Mine
410nm (Δ=90nm, τ=135us)	266nm (T=100K)	Sb3+ ?	Violet	Långban Mine

Localities

Sweden
    Värmland County
        Filipstad
            Långban Ore District
                Långban Mine
                    SW-Blue [2], SW-Yellow [1], LW-Red [1]

References

Michael Gaft, H. Yeates, Lev Nagli. "Laser-induced time-resolved luminescence of natural margarosanite Pb(Ca,Mn)2Si3O9, swedenborgite NaBe4SbO7 and walstromite BaCa2Si3O9." European Journal of Mineralogy, 25(1):71-77, 2013. 10.1127/0935-1221/2013/0025-2260

• Sweden, Värmland County, Filipstad, Långban Ore District, Långban Mine (SW-Blue)

Dan Holtstam. "Langban: the mines, theis minerals, geology and explorers." Excalibur Mineral Company, 1999. ISBN: 9789187214882

• Sweden, Värmland County, Filipstad, Långban Ore District, Långban Mine (LW-Red, SW-Blue, SW-Yellow)