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!

Calcite on Fluorite - Xianghuapu Mine, Hunan, China

Contributed by: Mark Cole
Date: Mar 26th, 2026
Locality: Xianghuapu Mine, Xianghualing Sn-polymetallic ore field, Linwu Co., Chenzhou, Hunan, China (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.
Fluorescence under longwave UV light.
Fluorescence under longwave UV light.
Fluorescence under shortwave UV light.
Fluorescence under shortwave UV light.
Normal light.
Normal light.

Summary of luminescence responses:

Calcite (Mindat) (RRUFF)

  • Fluorescence under Longwave (365nm LED) UV light: Red
  • Fluorescence under Midwave (305nm Lamp/Mercury) UV light: Red
  • Fluorescence under Shortwave (254nm Lamp/Mercury) UV light: Red
Fluorite (Mindat) (RRUFF)
  • Fluorescence under Longwave (365nm LED) UV light: Blue
  • Fluorescence under Midwave (305nm Lamp/Mercury) UV light: Blue
  • Fluorescence under Shortwave (254nm Lamp/Mercury) UV light: Blue

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