Agatized coral from the Withlacoochee River, Florida, USA

Contributed by: Axel Emmermann
Date: Jan 20th, 2025
Locality: Withlacoochee River, Madison County, Florida, USA (See on Mindat)

Description:
Not so much fluorescent minerals in Florida. This one is darn \"purty\", though: Agatized coral, Withlacoochee river bed, Florida. Photos in natural light, LW and SW/MW combo. Organic matter and some uranyl cause the fluorescence.

Fluorescence under longwave UV light.

Fluorescence under shortwave and midwave UV light.

Normal light.

Summary of luminescence responses:

Agatized Coral (Mindat) (RRUFF)

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