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, Willemite, Calcite - Silver Bell Mine, Pima Co., Arizona

Contributed by: Mark Cole
Date: Apr 2nd, 2026
Locality: Silver Bell Mine, Mineral Mountain, Silver Bell Mining District, Silver Bell Mountains, Pima County, Arizona, USA (See on Mindat)

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

Fluorescence under fullwave (LW + MW + SW) UV light.
Fluorescence under fullwave (LW + MW + SW) UV light.
Normal light.
Normal light.

Summary of luminescence responses:

Calcite (Mindat) (RRUFF)

  • Fluorescence under Shortwave (254nm Lamp/Mercury) UV light: Red
Fluorite (Mindat) (RRUFF)
  • Fluorescence under Longwave (365nm LED) UV light: Blue
Willemite (Mindat) (RRUFF)
  • Fluorescence under Shortwave (254nm Lamp/Mercury) UV light: Green

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