Willemite and Calcite - Alexander Mine, Czech Republic
Contributed by: Mark Cole
Date: Mar 31st, 2026
Locality: Alexander Mine, Vran?ice, P?íbram District, Central Bohemian Region, Czech Republic (See on Mindat)
Description:
The specimen was extracted from the Pošepný vein.
Originally posted by Mark Cole on Nature's Rainbows in 2016.
Summary of luminescence responses:
Willemite (Mindat) (RRUFF)
- Fluorescence under Shortwave (254nm Lamp/Mercury) UV light: Green
- Fluorescence under Shortwave (254nm Lamp/Mercury) UV light: Red