雅满苏组比企鹅山群富放射成因铅，也具有弱富集的特征。

The Yamansu Formation has more radiogenic lead than the Qi'eshan Group and also shows the weak enrichment character.

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铅同位素结果研究表明，穆家庄铜矿矿石铅和近矿围岩岩石铅具有富含放射性成因铅的特点。

Lead isotope research shows that lead in ores of Mujiazhuang copper deposit and near ore country rocks is characterized by being rich in radioactive lead.

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沥青铀矿中的初始铅属地壳放射成因。

The initial lead in pitchblende belongs to radioactive origin from crust.

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