摘要
芦山县发育着一套K -E大溪砾岩 ,砾岩的砾石成份以灰岩和白云岩为主 ,泥钙质胶结 ,厚度在千米以上 ,有一定程度的岩溶发育 ,但发育程度不高 ,特别是洞穴观赏性差且危险 ;而地表的嶂谷幽长狭窄 ,雄险壮观 ,具有开发价值。
Cretaceous-Tertiary Daxi conglomerate with a thickness of more than 1,000m occurs in Lushan County.The conglomerate is composed of gravel of limestone and dolomitite cemented by calcareous and argillaceous cements.The Daxi conglomerate is characterized by weak karstification.The karst caves are lack of ornamental; value,but deep narrow gorges are perilous and magnificent,being of developmental value.
出处
《四川地质学报》
2002年第3期178-181,共4页
Acta Geologica Sichuan
