期間少(shao)量堿性(xing)玄武巖(yan)(yan)、雙峰式火山巖(yan)(yan)(贛(gan)南)、A型花(hua)崗巖(yan)(yan)中國東部(bu)侏羅(luo)白堊紀花(hua)崗巖(yan)(yan)呈NEE向帶狀分(fen)布,古承平洋贛(gan)南龍南—尋鄔地(di)區余田群菖(chang)蒲組(zu)(zu)底(di)部(bu)的玄武巖(yan)(yan)形成于中侏羅(luo)世(172.6～175.6Ma),其Pb,Nd,Sr同位素組(zu)(zu)成的特征(zheng)為:富放(fang)射性(xing)成因(yin)鉛((^206Ph/^206Ph)i=17.872

江西三百山贛(gan)南(nan)臍橙(cheng)果(guo)業發(fa)(fa)展有(you)限(xian)公(gong)(gong)司(si)(si)(si) 安遠縣城(cheng)投新能源(yuan)發(fa)(fa)展有(you)限(xian)公(gong)(gong)司(si)(si)(si) 安遠縣市(shi)政安遠縣莊森(sen)房地(di)產(chan)開發(fa)(fa)有(you)限(xian)公(gong)(gong)司(si)(si)(si) 江西玄(xuan)武巖礦業有(you)限(xian)公(gong)(gong)司(si)(si)(si) 上一篇(pian):摘要: 贛(gan)南(nan)龍南(nan)—尋(xun)鄔地(di)區余田(tian)群菖蒲組(zu)底部的玄(xuan)武巖形成于中侏羅世(172.6～175.6Ma),其Pb,Nd,Sr同位素(su)組(zu)成的特征為:富放射(she)性成因鉛(qian)((^206Ph/^206Ph)i=