quartzitic

The new finding of two beds quartzitic conglomerate in the Ertix piedmont is sedimentary response with Altay nappe structure.

在额尔齐斯山地带新发石英质砾岩，是阿尔泰推覆构造沉积响应。

The original rock of the “Lucky Red” Sandstone is sedimentary quartzitic sandstone, which can be traced back to the Silurian period 0.438 billion years ago.

该石岩为沉积型石英砂岩，其形成最早可追溯至距今4.38亿志留纪时代。