Corundum var. ruby
Zazafatsy Commune, Ihosy Dist., Fianarantsoa Province, Madagascar
3.9 x 4.3 cm
A hexagonal bi-colored corundum crystal showing reddish and purple 
tones, surrounded by white feldspar and embedded in a black biotite schist. (Author: crosstimber)
| Dimensiones: | 800 x 596 | 
| Tamaño fichero: | 50.86 kbytes | 
| Captura: | |
| Modelo cámara: | |
| Velocidad obturador: | |
| Focal length: | |
| Apertura: | |
| Flash: | |
| ISO: |