Cerussite and Barite - Mibladen, Morocco

Contributed by: Chris Clemens
Date: Apr 27th, 2026
Locality: Mibladen, Aït Oufella Caïdat, Midelt Cercle, Midelt Province, Drâa-Tafilalet Region, Morocco (See on Mindat)
Size: 5.7 x 2.5 x 10.7 cm
Weight: 239 g

Description:
Yellowish-colored, well-formed, gemmy crystals of cerussite on a bed of galena, with minor orange barite crystals, from Mibladen, Morocco. The cerussite fluoresces bright yellow under longwave UV, dimmer yellow under midwave and shortwave UV.

Originally posted by Chris Clemens on Nature's Rainbows in 2017.

Fluorescence under longwave UV light.

Fluorescence under shortwave UV light.

Normal light.

Normal light. Closeup

Fluorescence under longwave UV light. Closeup

Fluorescence under shortwave UV light. Closeup

Summary of luminescence responses:

Cerussite (Mindat) (RRUFF)

• Fluorescence under Longwave (365nm LED) UV light: Yellow
• Fluorescence under Shortwave (254nm Lamp/Mercury) UV light: Yellow