| 1 | Alkaline leaching of Zn from zinc oxide ore from Lanping, Yunnan is investigated. | |
| 2 | Test of reducing slime of oxidized zinc ore by using stirring mill has been carried out. | |
| 3 | The distinguished feature of the Ag-Cu polymetal deposits in Lanping basin is the occurrence of large quantity of tetrahedrite series minerals, which are the main Ag-bearing minerals. | |
| 4 | In Lanping Bai and Pumi Autonomous County, a worker at a local mine pit was killed by rock-mud flow on Wednesday and two in another pit were swept away and are still missing. | |
| 5 | The content of organic matter increases obviously from Lanping basin to Jinding deposit and the organic matters in the ores and wall-rocks in the Jinding deposit are in mature and high-mature stages. |
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