Fluorescent Mineral Database

Fluorite and Calcite - Weishan Mine, Jining, Shandong, China

Contributed by: FMS Admin
Date: May 7th, 2026
Locality: Weishan Mine (Chisan Mine; Chishan alkaline complex; Xishan Mine; Deposit No. 101), Weishan County, Jining, Shandong, China (See on Mindat)

Description:
Fluorite and calcite combinations from China are pretty common. This one, however, just seems different. Perhaps it is that the calcite is not in a traditional crystal form or that the fluorite changes to a pastel purple under shortwave.

Originally posted by Fire Viper on Nature's Rainbows in 2018.

Fluorescence under shortwave UV light.
Fluorescence under shortwave UV light.
Fluorescence under midwave UV light.
Fluorescence under midwave UV light.
Fluorescence under longwave UV light.
Fluorescence under longwave UV light.
Normal light.
Normal light.

Summary of luminescence responses:

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: Violet
Calcite (Mindat) (RRUFF)
  • Fluorescence under Midwave (305nm Lamp/Mercury) UV light: Red
  • Fluorescence under Shortwave (254nm Lamp/Mercury) UV light: Red

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