Yazar
bernd dipl geol
5 cilt bulundu.
Cilt sonuçları
Ore-bearing granites of Russia and adjacent countries
Aleksandr Aleksandrovich Kremenet͡skiĭ, Lehmann, Bernd Dipl.-Geol · Institute of Mineralogy, Geochemistry and Crystal Chemistry of Rare Elements
371 sayfa · 2000
Ore deposits / Granite
Environmental impact of large-scale mining in Papua New Guinea
Jörg Hettler, Lehmann, Bernd Dipl.-Geol, South Pacific Regional Environment Programme · South Pacific Regional Environment Programme
71 sayfa · 1995
Copper mines and mining / Environmental aspects / Mine drainage / Water / Pollution