Calcite
Pachapaqui, Bolognesi Prov., Ancash Dept. Peru
6.1 x 7.6 cm.
Pale pink scalenohedral calcite crystals associated with small crystals of pyrite and quartz. Like many manganoan calcites, this piece exhibits bright red fluorescence under SW UV. (Author: crosstimber)
Dimensiones: | 800 x 620 |
Tamaño fichero: | 59.16 kbytes |
Captura: | |
Modelo cámara: | |
Velocidad obturador: | |
Focal length: | |
Apertura: | |
Flash: | |
ISO: |