pyroxene造句

• Pyroxenes and amphiboles also contain calcium .
  辉石与闪石也含有钙。
• Pyroxene is exclusively diopsidic augite, with a composition relatively close to the diopside-hedenbergite join .
  所有辉石是透辉石质普通辉石，其成分相对近于透辉石--镁铁辉石。
• Olivine and pyroxene syntheses under high temperature and high pressure
  镁橄榄石和顽辉石的高温高压合成
• Pyroxene hornfels facies
  辉石角页岩相
• Pyroxene - hornfels facies
  角页岩相
• Manganese zinc pyroxene
  锰锌辉石
• A study on the chemical composition of jadeite , relative pyroxene and classification of jade
  硬玉及相关辉石化学成份与翡翠玉种研究
• As magma cools , the first minerals to crystallize are olivine and pyroxene , which are rich in iron and magnesium
  随著岩浆冷却，首先结晶出的矿物是橄榄石和辉石，富含铁和镁。
• Pyroxene is exclusively diopsidic augite , with a composition relatively close to the diopside - hedenbergite join
  所有辉石是透辉石质普通辉石，其成分相对近于透辉石- -镁铁辉石。
• Magnesium olivine and pyroxene are silicate minerals formed at high temperatures , and they were found in substantial numbers among the wild 2 samples
  镁橄榄石和辉石是在高温环境中形成的硅酸盐物质，在“怀尔特2 ”样品中发现不少。
• The determinative characteristics of common rock forming minerals containing quartz group , feldspar group , mica group , hornblende group , pyroxene group , olivine group and carbonatite minerals will be discussed in greater detail
  对常见造岩矿物,如石英类、长石类、云母类、角闪石类、辉石类、橄榄石类、碳酸盐类矿物的鉴定特征将予以详细的说明。
• During diagenetic process , there may exist the fractional crystallization of clino - pyroxene , plagioclase , olivine and ti - fe oxide , and the accumulation of olivine . the alkalic - ultramafic dikes formed by low degree partial melting ( 3 . 4 % ) of enriched mantle , consist of single olivine pyroxenolite , the dominating olivine fractionation is evident
  成因上为富集地幔部分熔融作用的结果，但在成岩过程中也可能存在单斜辉石、斜长石、橄榄石和ti - fe氧化物等矿物的分离结晶作用。
• High - mg volcanic rocks approach the primitive mantle compositions , and their magmatic source is close to the composition of bse , derives from the lower mantle and formed by this type - mantle rocks " fractional melting highly ( > 25 % ) . high - mg volcanic magma , formed in the axis of the emei mantle plume , underwent the crystallization differentiation of olivines and some pyroxenes ; some olivines reflect fair cumulus crystallization
  高镁火山岩接近于原始岩浆的组成，岩浆源区与地球平均成分bse的成分特征相近，起源深度为下地幔，为该地幔岩较高程度的部分熔融( 25 )而形成的。高镁火山岩处于地幔柱的轴部，经历了橄榄石及一定程度的辉石分异结晶，并且橄榄石显示出一定的堆晶作用。
• 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。
• Systematically tested , analyzed and sorted out geochemical data of intrusion - related nickel deposits in china , such as analysis of zonal structure of chrome spinels , micro - probe in situ analysis of single minerals incjude olivine and pyroxene by la - icp - ms , in which some of the research is the first time domestically
  其中一些研究，如铬尖晶石环带的研究、橄榄石、辉石等单矿物的原位la ? icp ? ms分析等，在我国还是首次，为研究我国主要铜镍硫化物矿床成岩成矿过程中元素的分异和演化提供了定量结果。