Mineralogical paragenetic relationships of au - ag tellurides in some gold deposits of china 我国某些金矿床中金银碲化物矿物的共生关系
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Article 25 in prospecting for mineral deposits , a comprehensive assessment of the paragenetic and associated minerals of commercial value within the mining area must be made and their reserves calculated 第二十五条矿床勘探必须对矿区内具有工业价值的共生和伴生矿产进行综合评价,并计算其储量。
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Article 24 in conducting a general survey of mineral resources , after completing survey of the major minerals , a preliminary comprehensive assessment shall be made of the minerogenetic conditions involving all paragenetic or associated minerals and of the industrial perspective of the mineral deposits in the area being surveyed 第二十四条矿产资源普查在完成主要矿种普查任务的同时,应当对工作区内包括共生或者伴生矿产的成矿地质条件和矿床工业远景作出初步综合评价。
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In the course , the condition and the process of forming and changing of minerals , the typomorphic features of minerals , the characteristics of the distribution and the evolution of minerals and their paragenetic associations in the period and the space , the methods of mineral analyses and research , the geological thermometers and the geologicial barometers of minerals , mineral paragenetic associations and paragenesis analyses will be introduced , and the magnificent and the microscopic genetic characteristics of pyrite , quartz , garnet , pyroxene , amphibole , mica , feldspar , and other minerals will be dealt with particularly 本课程主要讲述矿物及其共生组合的形成和变化的条件和过程,不同物理化学条件下矿物的成分、结构、形态、物性等标型特征以及它们之间的内在联系,矿物及其共生组合在时间上和空间上的分布和演化规律,矿物成分、结构、形貌、物性等的分析测试方法,矿物地质温度计和地质压力计对其形成环境的表征,不同体系(封闭体系、开放体系)条件下,矿物的稳定范围和彼此替代顺序的共生分析,重点介绍黄铁矿、石英、石榴石、辉石、角闪石、云母、长石等矿物(族)在成因上的宏观标志和微观信息,以及其成因信息在成岩作用和成矿作用中的地质意义。