Green Jasper, from Mexico. Jasper, an aggregate of microgranular quartz and/or chalcedony and other mineral phases, is an opaque, impure variety of silica, usually red, yellow, brown or green in color; and rarely blue. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Degginger, Phil |
Bildgröße: | 7881 px × 3452 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |