贵州西南部SBT与金矿成矿动力学及找矿预测地质模型
Geological Review(2016)
Abstract
1 构造蚀变体(SBT)
构造蚀变体(SBT):茅口组(P2m)和龙潭组(P3l)或峨眉山玄武岩组(P3β)之间的一套以强烈的硅化作用为显著特征的蚀变岩石组合(图1);角砾状构造发育,角砾大小悬殊,成分复杂(包含茅口组灰岩、龙潭组粉砂岩、粘土岩、煤或峨眉山玄武岩、沉凝灰岩),厚度变化大(0~70m);为区域构造作用和大规模低温热液蚀变作用的综合产物,为区域金锑矿富集就位场所(刘建中等,2005,2012,2014).
MoreKey words
Geological model,Metallogenic dynamics,Gold deposits,Structure alteration rocks
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