Daylight Fluorescent Fluorite from England

Contributed by: FMS Admin
minID: XRY-NUH
Date: May 15th, 2026
Locality: Rogerley Mine, Rogerley Quarry, Stanhope, County Durham, England, UK (See on Mindat)
Size: 5.6 x 3.7 x 8.8 cm

Description:
Cabinet-sized specimen of fluorite from the Rogerley Mine, Rogerley Quarry, Stanhope, County Durham, England, with the typical daylight fluorescent gemmy emerald-green fluorite that made this locale so famous. Not a high-end specimen, but currently my best.

Originally posted by Frédéric Messier Leroux on Nature's Rainbows in 2021.

Daylight fluorescence.

Fluorescence under longwave UV light.

Normal light.

Summary of luminescence responses:

Fluorite (Mindat) (RRUFF)

• Fluorescence under Daylight: Blue
• Fluorescence under Longwave (365nm LED) UV light: Blue