4.In the ore-bearing silicified fractured zone of the Shangshuiqiao gold-fluorite deposit,the authors have recently found a kind of quartz druse growing radially round a fault sub-roundstone(breccia).

• 在上水桥金、萤石矿区的含矿硅化破碎带中,新发现一种围绕断层磨(角)砾呈放射状生长的石英晶簇,因其像有刺、有壳、有仁的板栗,作者将其命名为板栗状石英晶簇。