IN the previous studies of hydrothermal deposits much attention was paid to their material sources ratherthan the mechanisms of dynamic association of ore-form
THE gas disasters at Lake Nyos in 1986 (1 746 casualties) and Lake Monoun in 1984 (37 casualties),both in Cameroon, were caused by a sudden release of a large
I.INTRODUCTIONMostvolcanoesaredistributedinnortheastofChina.Thevolcaniceruptionscanchangethegeneralmorphologicconfigurationof...
I. INTRODUCTIONMostvolcanoesaredistributedinnortheastofChina. Thevolcaniceruptionscanchangethegeneralmorphologicconfiguration