Mastra mine
Gümüşhane Province, Turkey
The Mastra mine is a gold mine in Turkey. The mine is operated by the Turkish conglomerate Koza İpek Holding. The mine is located in Gümüşhane Province in eastern Turkey. It's the second oldest gold mine in country after Çukuralan mine.
Mine data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).