黄河三门峡呈岩床状产出的火成岩侵入体,以前在国内鉴定,以其为近于闪长岩质的中性侵入岩,曾名为闪长斑岩。这个名词在许多有关的文献资料以及报刊上发表过。最近经苏联列宁格勒水电设计院鉴定改称为闪长玢岩,这个名词引起了一些有关工作人员的疑问。三门峡地质勘探总队认为有必要对这一岩石名称加以最后确定。为此,我们在中国科学院地质研 The Sanmenxia Yellow River has a bedrock-shaped igneous igneous intrusion. It was previously identified in China as a neutral intrusive rock near diorites, and was once called diorite porphyrite. The term has been published in many relevant documents and newspapers. The recent designation by the Leningrad Hydroelectric Design Institute of the Soviet Union as the diorite rock changed the suspicion of some staff members. Sanmenxia Geological Exploration Corps believes it is necessary to finalize the name of the rock. For this reason, we are in Institute of Geology of Chinese Academy of Sciences