Macrophotograph of sulphur crystals. Sulphur a nonmetallic element,is found free in volcanic regions & in a combined state in gypsum,pyrite & galena | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Michler, Hans-Frieder & Astrid |
Taille de l’image : | 3542 px × 2636 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |