Green Sodalite on Lujavrite - Greenland

Contributed by: Mark Cole
Date: Apr 5th, 2026
Locality: Kangerluarsuk Fjord, Ilímaussaq complex, Kujalleq, Greenland (See on Mindat)
Size: 3 x 1 x 5 inches
Weight: 9 oz

Description:
Gemmy green sodalite var. hackmanite in a lujavrite matrix. The green fluorescing areas are uranyl activated. This is the rock that opened fluorescent Greenland to the world. Prior to this discovery, only tugtupite was well-known to the fluorescent world from Greenland.

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

Fluorescence under longwave UV light.

Fluorescence under shortwave UV light.

Tenebrescence after exposure to shortwave UV light.

Normal light.

Summary of luminescence responses:

Sodalite (Mindat) (RRUFF)

• Fluorescence under Longwave (365nm LED) UV light: Orange
• Fluorescence under Shortwave (254nm Lamp/Mercury) UV light: Orange