Willemite, Calcite, etc - Puttapa, Australia

Contributed by: FMS Admin
Date: May 10th, 2026
Locality: Beltana Mine, Puttapa, Pastoral Unincorporated Area, South Australia, Australia (See on Mindat)
Size: 3.1 x 1.6 x 6 cm
Weight: 37 g

Description:
Small but brighter than average specimen of the typical calcite-willemite assemblage from the Beltana Mine, Puttapa, Leigh Creek, North Flinders Ranges, Flinders Ranges, South Australia. Also, better than average under midwave and longwave UV.

Originally posted by Frédéric Messier Leroux on Nature's Rainbows in 2024.

Fluorescence under shortwave UV light.

Afterglow after exposure to shortwave UV light.

Fluorescence under midwave UV light.

Afterglow after exposure to midwave UV light.

Fluorescence under longwave UV light.

Afterglow after exposure to longwave UV light.

Normal light.

Summary of luminescence responses:

Calcite (Mindat) (RRUFF)

• Fluorescence under Shortwave (254nm Lamp/Mercury) UV light: Red

• Fluorescence under Longwave (365nm LED) UV light: Yellow
• Fluorescence under Midwave (305nm LED) UV light: Yellow
• Fluorescence under Shortwave (254nm Lamp/Mercury) UV light: Green
• Afterglow after exposure to Longwave (365nm LED) UV light: Yellow
• Afterglow after exposure to Midwave (305nm LED) UV light: Yellow
• Afterglow after exposure to Shortwave (254nm Lamp/Mercury) UV light: Green