Fluorescent Mineral Database

A new secret project! Trying to create a nice Fluorescent Mineral Database (FMDB), which would be searchable by mineral, locality, and luminescence properties. Also making it easy for people to contribute with their own specimens!

Fluorite Crystals, Very Phosphorescent - Moscona Mine, Spain

Contributed by: Mark Cole
Date: Apr 15th, 2026
Locality: Moscona Mine, El Pontón de Solís, Corvera de Asturias, Asturias, Spain (See on Mindat)

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

Fluorescence under longwave UV light.
Fluorescence under longwave UV light.
Fluorescence under shortwave UV light.
Fluorescence under shortwave UV light.
Afterglow after exposure to shortwave UV light.
Afterglow after exposure to shortwave UV light.
Normal light.
Normal light.
Normal light. Specimen size image compared to a US dollar bill.
Normal light. Specimen size image compared to a US dollar bill.

Summary of luminescence responses:

Fluorite (Mindat) (RRUFF)

  • Fluorescence under Longwave (365nm LED) UV light: White
  • Fluorescence under Shortwave (254nm Lamp/Mercury) UV light: White
  • Afterglow after exposure to Shortwave (254nm Lamp/Mercury) UV light: Blue

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