Gadolinite,a complex silicate mineral,chemical formula Y2FeBe2Si2O10. It is monoclinic with prismatic crystals in red to greenish black. Of industrial importance because it contains yttrium. From Evje in Iveland,Norway. Height 45mm | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Wiersma, Dirk |
Taille de l’image : | 3482 px × 5050 px |
Model Release : | Non requis |
Restrictions : | - |