Fluorite and Sphalerite - Peru

Contributed by: Mark Cole
Date: Mar 27th, 2026
Locality: Mundo Nuevo, Huamachuco, Sánchez Carrión Province, La Libertad, Peru (See on Mindat)

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

Fluorescence under longwave UV light.

Normal light.

Normal light. Closeup

Summary of luminescence responses:

Fluorite (Mindat) (RRUFF)

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

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