四川最大金矿来了，资源量超80吨

Core Insights - The exploration project of the Dongbeizhai gold mine in Songpan County, Sichuan Province, has been approved, revealing an additional gold resource of 28.24 tons, bringing the total confirmed gold resources to 81.06 tons, making it the largest gold mine in Sichuan to date [1][4] Group 1 - The Dongbeizhai gold mine was discovered in the 1970s and has undergone extensive exploration, including nearly 100,000 meters of drilling and over 4,000 meters of tunnels, resulting in the collection of 35,000 samples [2][3] - The discovery of the Dongbeizhai gold mine has transformed the traditional landscape of gold exploration and development in Sichuan, providing resource support for establishing a strategic gold mining base in the western Sichuan region [4] - This mine's findings significantly enhance Sichuan's strategic position in the national gold mining sector and offer valuable experience and demonstration for similar mineral exploration projects across the country [4]