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- Nepheline syneite 霞石正长岩
- An igneous rock consisting chiefly of pyroxene and nepheline. 霞岩主要由辉石和霞石组成的火成岩
- Top view park, in chongqing, WuDou frolic qiantang river, the huangpu river mouth nepheline mist. 恒山顶上观天，钱塘江中弄潮，雾都重庆雾低，黄浦江口霞高。
- In this paper, the authors reviewed the development and research status of nepheline syenite in Gejiu in the last 44 years. 综述了44年来个旧白云山霞石正长岩开发利用研究的基本情况。
- Wadeite is paragenic with aegirine, nepheline, arfredsonite, microcline and apatite, and associated with natrolite, rinkite and cancrinite. 与钠沸石、层硅铈钛矿、钙霞石等伴生.
- Using nepheline syenite as a substitute for feldspar,the batch mixtures were prepared on a composition of float glass and are melted into glasses. 以霞石正长岩取代长石，按照浮法玻璃的成份制备配合料并熔制玻璃。
- As a representative alkaline aggregate, nepheline was selected and the effect of it on the expansion of alkali-silica reaction was studied. 以霞石正长岩为代表,研究了含碱集料对碱-硅酸反应膨胀的影响。
- The physicochemical property,geographical distribution and the application of nepheline in alumina industry are reported in this paper. 我国霞石资源分布相对较广,资源蕴藏量大,具有大规模开发前景。
- Using nepheline syenite as a substitute for feldspar，the batch mixtures were prepared from a composition of green float glass and were melted into glasses. 以霞石正长岩取代长石，按照绿色浮法玻璃的成分制备配合料并熔制玻璃。
- By observing the melt course and analyzing the measurements of glass samples, the feasibility of nepheline syenite replacing part of raw material for the float glass is discussed. 通过对熔化过程的现察和对玻璃样品有关性能测试结果的分析，讨论了霞石正长岩作为浮法玻璃原料的可行性。
- And nepheline can improve the physical properties of PVC, such as impact toughness, surface hardness,etc.,meantime it can also improve the engineering properties of PVC. 研究表明，霞石改性填充，可提高复合材料的强度、表面硬度，并可改善材料的加工性能。
- The results showed that the crystallization rate of the solidified flux was only 5%, and the main crystallized mineralogical phases were wollastonite and with a little nepheline. 结果表明,固态渣膜的析晶率较低,只有约5%25;结晶析出物的矿物组成主要为硅灰石,伴有少量的霞石。
- Abstract： Using nepheline syenite as a substitute for feldspar，the batch mixtures were prepared from a composition of green float glass and were melted into glasses. 摘 要： 以霞石正长岩取代长石，按照绿色浮法玻璃的成分制备配合料并熔制玻璃。
- There exist such types of rocks as syenite, quartz syenite, aegirine-augite syenite, nepheline syenites, monzonite, quartz monzonites, alkaline gabbro, alkaline-feldspar granites and alkaline granite. 本文总结了它们的空间分布、形成时代、产状、岩石组合和岩石化学特徵；
- By observing of the melt course and by analyzing the measurements of glass samples，the feasibility of nepheline syenite as raw materials for the green float glasses was discussed. 通过对熔化过程的观察和对玻璃样品有关性能测试结果的分析，讨论了霞石正长岩作为绿色浮法玻璃原料的可行性。
- Deironing experiments were conducted on nepheline syenite from Yongsheng village, Jilin Province, which may provide useful data for the utilization of the Yongsheng nepheline syenite. 对吉林省永胜霞石正长岩进行磁选除铁试验，确定该岩体的合理选矿条件和最佳工艺流程，精矿产品的杂质含量，为我省霞石正长岩开发利用提供试验依据。
- The leach residue of nepheline is treated with nitric acid to produce aluminium nitrate, the latter was added in ammonia liquor to produce aluminium hydroxide and ammonium nitrate. 介绍硝酸处理霞石浸出渣,硝酸铝加入饱和氨水生成氢氧化铝和硝酸铵,氢氧化铝在气体悬浮炉中煅烧,生产砂状氧化铝的工艺流程及设备。
- LEUCITE NEPHELINE AND NEPHELINE SYENITE 白榴石;霞石及霞石正长岩
- an igneous rock consisting chiefly of pyroxene and nepheline 主要由辉石和霞石组成的火成岩
- Application of Nepheline Syenite to Green Float Glasses 霞石正长岩在绿色浮法玻璃中的应用研究
