Silver Polylithionite with Sodalite - Greenland

Contributed by: Mark Cole
Date: Apr 6th, 2026
Locality: Ilímaussaq complex, Kujalleq, Greenland (See on Mindat)

Description:
This variety of polylithionite was nicknamed "Silver Poly" due to the bright silver color of the polylithionite. It is found covering a matrix of sodalite and syenite.

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

Fluorescence under longwave and shortwave UV light.

Normal light.

Normal light. Specimen size image compared to a US dollar bill.

Summary of luminescence responses:

Polylithionite (Mindat) (RRUFF)

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

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