Comparison of characters of conglomerate type of gold deposit in Witwatersrand was made in this paper with these in Jiaolai basin.Jiaolai basin is similar to Witwatersrand in ...

• 赋矿围岩为灰色、深灰色及灰黑色砾岩及砂质砾岩，地层属下白垩统莱阳群一段，是一套不整合在胶东地块前寒武系基底变质杂岩之上以巨砾、砾...