Sorensenite, a beryllium tin silicate - from Greenland

Contributed by: Mark Cole
Date: Apr 2nd, 2026
Locality: Kuannersuit Plateau (Kvanefjeld), Ilímaussaq complex, Kujalleq, Greenland (See on Mindat)
Size: 1.5 x 1.5 x 2 inches
Weight: 2.5 oz

Description:
Sorensenite is only found in the Ilimaussaq Complex, Greenland. It is most often found in huge boulders (house-size) and of course right in the middle where extraction is almost impossible without serious power tools.

Originally posted by Mark Cole on Nature's Rainbows in 2016.

Fluorescence under shortwave UV light.

Normal light.

Summary of luminescence responses:

Sorensenite (Mindat) (RRUFF)

• Fluorescence under Shortwave (254nm Lamp/Mercury) UV light: White