地球学报
地毬學報
지구학보
ACTA GEOSCIENTIA SINICA
2005年
z1期
130-133
,共4页
徐文忻%汪礼明%李蘅%郭新生
徐文忻%汪禮明%李蘅%郭新生
서문흔%왕례명%리형%곽신생
稳定同位素%铜矿床%中条山
穩定同位素%銅礦床%中條山
은정동위소%동광상%중조산
笔者对中条山绛县群和中条群主要铜矿床进行铅、硫、碳、氢、氧同位素测定,获得:横岭关型矿床的206Pb/204Pb比值为17.746~19.270,207Pb/204Pb比值为15.500~15.684,208Pb/204Pb比值为37.236~39.931,硫化物的δ34S值为-8.1‰~+36.9‰,δ18OH2O值为+1.7‰~+5.7‰,δD值为-58.4‰~-111.3‰;铜矿峪型矿床的206Pb/204Pb比值为18.040~46.243,207Pb/204Pb比值为15.565~18.765,208Pb/204Pb比值为37.682~69.623,硫化物的δ34S值为-7.2‰~+10.2‰,δ18OH2O为+6.3‰~+10.5‰,δD值为-52.8‰~-123.3‰;落家河型矿床的206Pb/204Pb比值为17.591~19.270,207Pb/204Pb比值为15.494~15.684,208Pb/204Pb比值为37.263~39.931,硫化物的δ34S值为-1‰~21.9‰,δ18OH2O值为+3.6‰~+6.4‰,δD值为-35.8‰~-70‰;胡-蓖型矿床206Pb/204Pb比值为18.097~249.50,207Pb/204Pb比值为15.578~44.230,208Pb/204Pb比值为35.379~51.480,硫化物的δ34S值为3.4‰~23.2‰,δ18OH2O值为+7.5‰~+12.5‰,δD值为-36.3‰~-72.2‰.
筆者對中條山絳縣群和中條群主要銅礦床進行鉛、硫、碳、氫、氧同位素測定,穫得:橫嶺關型礦床的206Pb/204Pb比值為17.746~19.270,207Pb/204Pb比值為15.500~15.684,208Pb/204Pb比值為37.236~39.931,硫化物的δ34S值為-8.1‰~+36.9‰,δ18OH2O值為+1.7‰~+5.7‰,δD值為-58.4‰~-111.3‰;銅礦峪型礦床的206Pb/204Pb比值為18.040~46.243,207Pb/204Pb比值為15.565~18.765,208Pb/204Pb比值為37.682~69.623,硫化物的δ34S值為-7.2‰~+10.2‰,δ18OH2O為+6.3‰~+10.5‰,δD值為-52.8‰~-123.3‰;落傢河型礦床的206Pb/204Pb比值為17.591~19.270,207Pb/204Pb比值為15.494~15.684,208Pb/204Pb比值為37.263~39.931,硫化物的δ34S值為-1‰~21.9‰,δ18OH2O值為+3.6‰~+6.4‰,δD值為-35.8‰~-70‰;鬍-蓖型礦床206Pb/204Pb比值為18.097~249.50,207Pb/204Pb比值為15.578~44.230,208Pb/204Pb比值為35.379~51.480,硫化物的δ34S值為3.4‰~23.2‰,δ18OH2O值為+7.5‰~+12.5‰,δD值為-36.3‰~-72.2‰.
필자대중조산강현군화중조군주요동광상진행연、류、탄、경、양동위소측정,획득:횡령관형광상적206Pb/204Pb비치위17.746~19.270,207Pb/204Pb비치위15.500~15.684,208Pb/204Pb비치위37.236~39.931,류화물적δ34S치위-8.1‰~+36.9‰,δ18OH2O치위+1.7‰~+5.7‰,δD치위-58.4‰~-111.3‰;동광욕형광상적206Pb/204Pb비치위18.040~46.243,207Pb/204Pb비치위15.565~18.765,208Pb/204Pb비치위37.682~69.623,류화물적δ34S치위-7.2‰~+10.2‰,δ18OH2O위+6.3‰~+10.5‰,δD치위-52.8‰~-123.3‰;락가하형광상적206Pb/204Pb비치위17.591~19.270,207Pb/204Pb비치위15.494~15.684,208Pb/204Pb비치위37.263~39.931,류화물적δ34S치위-1‰~21.9‰,δ18OH2O치위+3.6‰~+6.4‰,δD치위-35.8‰~-70‰;호-비형광상206Pb/204Pb비치위18.097~249.50,207Pb/204Pb비치위15.578~44.230,208Pb/204Pb비치위35.379~51.480,류화물적δ34S치위3.4‰~23.2‰,δ18OH2O치위+7.5‰~+12.5‰,δD치위-36.3‰~-72.2‰.