Fluorite and Sodalite - Ilimaussaq Complex, Greenland

Contributed by: Mark Cole
Date: Mar 31st, 2026
Locality: Ilímaussaq complex, Kujalleq, Greenland (See on Mindat)

Description:
The first year I went to Greenland I brought home a few pieces of this striking material. A local fellow had collected it and did not remember exactly where in the complex he found it. We spent the next 12 years trying to find the source - unsuccessfully.

Originally posted by Mark Cole on Nature's Rainbows in 2015.

Fluorescence under longwave UV light.

Normal light.

Summary of luminescence responses:

Fluorite (Mindat) (RRUFF)

• Fluorescence under Longwave (365nm LED) UV light: Blue

• Fluorescence under Longwave (365nm LED) UV light: Orange