甘肃北山前红泉金矿床绢云母40Ar-39Ar年龄及其地质意义
丁书宏

40Ar-39Ar Age of Sericite and Its Geological Significance in Qianhongquan Gold Deposit, Beishan Area,Gansu Province
Shuhong DING
表2 北山地区主要金属矿床成矿时代
Table 2 Metallogenic epoch of main metal deposits in Beishan area
矿床名称测试对象测试方法年龄/Ma资料来源
南金山金矿绢云母Ar-Ar242.8±0.8Jiang et al.,2004
金窝子金矿石英包裹体Rb-Sr230~224陈富文等,1999
小宛南山金矿矿石/锆石U-Pb227崔惠文,1996
拾金坡金矿矿石包裹体Rb-Sr228陈富文等,1999
花牛山铅锌金矿床金矿石辉钼矿Re-Os221.0±3.4朱江,2013
小西弓金矿绢云母K-Ar284~267聂凤军等,2003
花黑滩钼矿辉钼矿Re-Os225.5±1.9朱江,2013
白山钼矿辉钼矿Re-Os229±2李华芹等,2006
小狐狸山钼矿辉钼矿Re-Os220±2彭振安等,2010
红尖兵山钨矿白云母Ar-Ar215±3江思宏等,2006b
镜儿泉稀有金属矿白云母Ar-Ar243±2陈郑辉等,2006
前红泉金矿绢云母Ar-Ar250本文