Fluorapatite and Calcite Crystals with Chalcedony Coating - Jumilla, Spain

Contributed by: Daniel C. Montero
Date: May 6th, 2026
Locality: Nuestra Señora del Carmen Mines, La Celia lamproite outcrops, Jumilla, Murcia, Spain (See on Mindat)

Description:
This is a grouping of fluorapatite and calcite crystals with a chalcedony coating from Nuestra Señora del Carmen mine, La Celia volcano, Jumilla, Murcia, Spain. A very aesthetic specimen collected in 1990. Large crystals (up to 3 cm) with hexagonal prism and a flute beak ending with skeletal growth.

Originally posted by Daniel C Montero on Nature's Rainbows in 2021.

Fluorescence under shortwave UV light.

Fluorescence under midwave UV light.

Normal light.

Summary of luminescence responses:

Chalcedony (Mindat) (RRUFF)

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

• Fluorescence under Shortwave (254nm Lamp/Mercury) UV light: Orange
• Fluorescence under Midwave (305nm Lamp/Mercury) UV light: Violet