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大兴安岭北端上黑龙江坳陷实属中生代蒙古－鄂霍茨克海南侧额尔古纳－兴安（地块）大陆边缘坳陷．该坳陷的南缘受控于西林吉－塔河ＮＷ向断裂，东部则受得尔布干断裂带的控制．上黑龙江坳陷是得尔布干成矿带的重要组成部分．上黑龙江坳陷面积约１５０００ｋｍ２，总体呈Ｅ...
The Heilongjiang depression on the northern tip of the Greater Xing’an Mountains is actually the marginal depression of the margin of the Ergun-Xing’an (massif) continental margin in the Mesozoic Mongolia-Okhotsk Sea. The southern margin of the depression is controlled by NW strike of Xilinji-Tahe River and east of the Erdebugan fault zone. Upper Heilongjiang Depression is an important part of the Deerbugan metallogenic belt. On the Heilongjiang Depression area of about 15000km2, the overall E ...