Cut and polished jasper in various shapes. Jasper is an opaque variety of quartz (silicon dioxide) | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Biddle, Paul |
Bildgröße: | 4252 px × 4950 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |