Sichuan Discovers World's Second-Largest Light Rare Earth Ore Deposit! Total Resource Volume of 9.6656 Million Tons, Second Only to Baiyun Obo Mine in Baotou, Inner Mongolia

NightAirdropper · 2026-03-22T17:17:05+00:00

The latest information released by the Ministry of Natural Resources shows that the total rare earth mineral resources in the Yaoniuping mining area of Mianning County, Sichuan have been confirmed to reach 9.6656 million tons, with reserve increases exceeding 200%. The resource reserves in this mining area rank second globally, second only to the Bayan Obo mine in Inner Mongolia.

NightAirdropper

2026-03-22 17:17:05

Abstract generation in progress

Recently, the Ministry of Natural Resources released the latest mineral exploration results. The verification and survey project of rare earth mineral resources in Ma Niang County, Sichuan Province, confirmed a total resource of 9.6656 million tons of rare earth oxides, along with associated resources of super-large fluorite (27.1354 million tons) and barite (37.2277 million tons).

Ma Niangping Rare Earth Mine Area. (Reference Image)

Ma Niangping Rare Earth Core Sample. (Reference Image)

A review by reporters shows that the Ma Niangping Rare Earth Mine is the second-largest active rare earth mine in the world, only after the Baiyun Obo Mine in Baotou, Inner Mongolia. Compared to the previously confirmed resource of 3.16 million tons, this new reserve increase exceeds 200%.

Summary: Sichuan Daily, Yicai

Source: Jinan Daily

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