彭山地区位于江西德安,面积约200km2,为一成矿条件特别优越的超大型锡多金属矿集区,具有很大的找矿前景(周开朗等,1986;卢树东等,2004,2005;高文亮等,2006)。彭山穹窿构造是一个燕山期的高挥发分花岗岩底辟穹窿构造。近年来经钻探验证,在曾家垅、梁家山、尖峰坡等矿区的穹窿构 Pengshan area is located in De’an, Jiangxi Province, with an area of ​​about 200km2. It is a super-large tin-polymetallic ore deposit with extremely favorable metallogenic conditions. It has great potential for prospecting (Zhou et al., 1986; Lu Shudong et al., 2004, 2005; Gao Wenliang et al., 2006). Pengshan dome structure is a Yanshanian high-volatile granite diapir dome structure. In recent years proved by drilling, in Zeng Jia, Liang Jiashan, peak slope and other mines of the dome structure