摘要
在吉林省桦甸市辉发河人们发现了蓝宝石,蓝宝石成矿与新近系上新世船底山组玄武岩的关系密切,应为其矿源岩。在距该类玄武岩分布区下游3~5 km的辉发河河谷转弯内侧现代河床、滨河浅滩、高漫滩、超河漫滩阶地、第四纪冲积物砂砾层底部发现有蓝宝石砂矿,蓝宝石质量上乘,可用作珠宝首饰加工。
Discovered the sapphires in the Huifa River of Huadian City,Jilin Province,sapphire mineralize and Neogene Pliocene Chuandishan Formation basaltic have close relationship,that should be its source of ore rocks.Away from the basalt distribution area downstream 3~5 km,the turn inside of Huifa River valley,discovered sapphire placer at the bottom of the modern riverbed,river shoal,high floodplain,superimposed terrace,quaternary alluvium sandy gravel.Sapphire shows superior quality,which can be used as jewelry processing.
出处
《吉林地质》
2012年第4期89-92,共4页
Jilin Geology
关键词
船底山组玄武岩
矿源岩
蓝宝石砂矿
辉发河
吉林桦甸
Chuandishan Formation basalt
source of ores
sapphire placer
Huifa River
Huadian of Jilin Province