Keokuk, Condado Lee, Iowa, USA
Calcite, Aragonite and Dolomite (variety ferroan) on Quartz
geode is about 3.3 cm, calcite is 0.7 cm, aragonite spray is 1.3 cm
(Autor: Bob Harman)
| Dimensiones: | x |
| Tamaño fichero: | kbytes |
| Captura: | |
| Modelo cámara: | |
| Velocidad obturador: | |
| Focal length: | |
| Apertura: | |
| Flash: | |
| ISO: |