Tugtupite - Ilímaussaq Complex, Greenland

Contributed by: FMS Admin
Date: Feb 21st, 2026
Locality: Ilímaussaq complex, Kujalleq, Greenland (See on Mindat)
Size: 28 x 26 x 42 mm

Description:
Tiny pink crystals of tugtupite in white analcime matrix exhibiting bright cherry red SW fluorescence, orange in LW. A macro closeup is included with FOV 15mm.

Originally posted by Dennis Michael on Nature's Rainbows.

Fluorescence under shortwave UV light.

Fluorescence under longwave UV light.

Normal light.

Fluorescence under shortwave UV light. Closeup FOV 15mm

Fluorescence under longwave UV light. Closeup FOV 15mm.

Normal light. Closeup FOV 15mm

Summary of luminescence responses:

Tugtupite (Mindat) (RRUFF)

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