岩矿鉴定

在金定量分析前，进行岩矿鉴定。

Determining the rock and mineral before the gold quantitative analysis .

68810912乙级：岩矿鉴定与岩矿测试。

Class B : rock ore appraisal and rock ore testing .

岩矿鉴定用薄片测定的结果缺乏代表性。

The results from the petrographical study lack of representation .

乙级：区域地质调查；地球物理勘查；岩矿鉴定与岩矿测试。

Class B : areal geology survey ; geophysical exploration ; rock ore appraisal and testing .

黑刺沟金矿石经岩矿鉴定及工艺矿物学研究，确定为典型的含砷、含硫微细粒难选冶金矿石。

After determined by process mineralogy , Heicigou gold ore is defined as a refractory finely gold ore containing arsenic and sulphur .

通过大比例尺野外岩性岩相填图、掌子面二维岩性岩相描述和详细岩矿鉴定，研究营城组三段内幕。

The3rd member of Yingcheng Formation was detailed studied by large scale mapping of lithology and lithofacies , 2D surveying of small lithology and lithofacies section and identifying rocks .

基于野外调研和室内岩矿鉴定，按铜矿化的矿物组合及赋存特点，初步划分为：硅质沥青铜矿化；

On the basis of field findings , mineral assemblages and modes of occurrence of ores , Copper mineralization has been divided into the following types : ① Siliceous asphaltene copper mineralization ;

作者通过详实的野外考察和综合室内测试、岩矿鉴定等研究资料分析，认为其成矿物质主要来源于古老基底以及早古生代奥陶系；

Based on the abundant information from detailed field investigation , measuring and indoor rock mineral identifying , the authors regard that the minerogenetic matters come from the old basement and Early Palaeozoic Ordovician system .

传统的岩矿鉴定方法是利用显微镜，通过观察矿物物理性质、矿物形态、矿物共生特征及矿物间相互关系来鉴别矿物种类和岩石类别，是岩矿鉴定的基本手段。

Using microscope to identify minerals and rocks by observing the physical properties of minerals , mineral structures , mineral symbiotic characteristics and the relationship between minerals , is the basic means of rock-mineral identification .

在岩矿鉴定的基础上，对晋中冀西太原组中段普遍发育的一层火山事件层做了岩石化学、稀土元素和微量元素分析。

Results of research on the petrological , petrochemical , rare elements ′ and trace elements ′ characteristics of the volcanic event layers in Mid Taiyuan Formation from middle region of Shanxi and western region of Hebei are presented .

了解黄金的成矿条件，结合岩矿鉴定，确定金的粒度大小，矿体的基质，选择合适的样品加工流程，严格按流程的要求加工样品，能得到满意的金样测试结果。

Satisfactory test results of gold samples can be acquired if samples are treated seriously according to the requirement of fitful technique chosen on the basis of recognition of metallogenic conditions of gold combined with rock-ore identification for grain size of gold and orebody 's matrix .

对不同碱度的锰烧结矿进行了岩矿相鉴定，分析了矿相组成与烧结矿性能的关系；

Correlation between mineralogical compositions and sinter properties has been analyzed .

从岩矿镜下鉴定资料入手，分析了龙永煤田童子岩组菱铁矿的形态特征和赋存状况。

From microscopic examination of rocks and minerals , the author analyzed morphological characteristics and occurrence status of siderite in Tongziyan Formation , Longyong Coalfield .

在评价花岗石矿床时，应在标准剖面上等间距采取岩矿标本系统鉴定，并按矿物定量法划分石材品种及品级。

In evaluation of the granite rock samples should be systematically taken in equal space from a standard profile , identified by different methods and classified into different varieties and grades by mineral stoichiometry .