Showing posts with label austria. Show all posts
Showing posts with label austria. Show all posts

turkey in the gallery of the world's oldest copper mines mines may be specified

3 years, conducting excavations in the village of Derekutuğun Ruhr University Bochum in Germany, Prof., Department of Geology. Dr. Unsal Yalcin, Bayat'ta in 2007, Mineral Research and Exploration (MTA) General...