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一九八二年七月五日至二十日,地质矿产部地矿西北分网在乌鲁木齐市召开了《西北五省(区)非金属矿产找矿与利用情报交流会》。参加会议的有三十多个单位,近六十名代表。会议分两个阶段进行。第一阶段为情报资料交流。交流内容有西北各省(区)非金属矿产资源和利用概况及典型矿区的经验。其中新疆局唐延龄工程师介绍的新疆非金属矿产资源和利用情况、杨汉臣工程师介绍的新疆宝石鉴定工作,引起了与会者极大的兴趣。第二阶段
From July 5 to August 20, 1982, the Northwest Branch of the Ministry of Geology and Minerals Mine held a meeting for the exchange of information on the prospecting and utilization of non-metallic minerals in the five provinces of the northwest in Urumqi. More than 30 units and nearly 60 delegates attended the meeting. The meeting is divided into two stages. The first phase is the exchange of intelligence information. The content of the exchange includes the general situation of non-metallic mineral resources and utilization in each province (region) in the Northwest and the experience of typical mining areas. Among them, the non-metallic mineral resources and utilization of Xinjiang introduced by engineer Tang Yanling of Xinjiang Bureau and the identification of gems in Xinjiang introduced by Yang Hanchen’s engineer have aroused great interest of the participants. second stage