Fluorescent Mineral Database

Fiskaenesett Ruby - Greenland

Contributed by: Mark Cole
Date: Mar 26th, 2026
Locality: Qeqertarsuatsiaat area, Nuuk, Sermersooq, Greenland (See on Mindat)

Description:
Very fluorescent under longwave, these ruby specimens are hard to come by. A Canadian company has locked down the area where we used to collect and very few specimens are found on the market today.

Fiskaenesett is the Danish name for the Greenland settlement, Qeqertarsuatsiaat.

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

Fluorescence under longwave UV light.
Fluorescence under longwave UV light.

Summary of luminescence responses:

Corundum var. Ruby (Mindat) (RRUFF)

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