摘要
胶西北地区罗家花岗岩为郭家岭花岗岩的主体部分,与区内金矿化关系密切。研究认为,此花岗岩属于亚碱性系列的钠质花岗岩,分异程度较高,总体具有同熔的I型花岗岩特征。
Luojia granite in northwest Jiaodong area of Shandong province is the main part of Guojialing granite body and closely related to Au mineralization. According to the Q-A-P diagram, the granite is of sodium granite of sub-alkaline rock series and is highly differentiated. In general Luojia granite is characterized by type I syntactic granite.
出处
《地质找矿论丛》
CAS
CSCD
2013年第2期275-280,共6页
Contributions to Geology and Mineral Resources Research
基金
全国矿产资源潜力评价项目之山东省成矿地质背景研究(编号:1212010813014-01)资助
关键词
胶西北
罗家花岗岩
地球化学特征
成因
northwest Jiaodong area
Luojia granite
geochemical characteristics
genesis