Fluorite mineral. Purple specimen of fluorite with light shone through it. The banding of colours shows various stages of crystal growth. Fluorite (or fluorspar) consists of calcium fluoride (CaF2). This specimen is from the Spanish province of Asturias | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Alean, Dr. Juerg |
Taille de l’image : | 5121 px × 3413 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |