Powered by Piwigo
Boroo | Panorama of former gold mine
WI_mo067.jpg 13th Century National Park  |  PanoramaThumbnailsOrkhon Valley  |  Mafic dyke

The bright-coloured rocks seen at the wall of the open pit represent granitic intrusions into the surrounding dark-coloured metamorphic rocks. The gold ore has entered the system at a stage after the intrusion of the granite.

Wednesday 9 July 2014 by Martin Mergili in Asia / Mongolia (3543 visits)