本文讨论了尖晶橄榄石的反应。
The reactions of ringwoodite-octahedral diopside-octahedral tremolite were dealt with in this paper.
镁铝榴石形成于滇东南晚第三纪岩简状的玄武质次火山角砾岩中，角砾岩成分复杂，其中包含有镁铝榴石和铬透辉石等可作宝石材料利用的角砾和晶屑。
The rubbles and crpetals of prrope and chrome-diopsidewhich can be used as gem materials are found in the breccias whose component is very complex.
由莫来石颗粒引入的基体拉应力使裂纹倾向于向晶内扩展。
The tensile stress in matrix introduced by mullite particles made the cracks incline to extend into the matrix.
本文对国内外制备莫来石晶须的合成方法作了简要的综述。
Some methods about preparation of mullite whisker at home and abroad are reviewed in this paper.
以某铁矿为例，阐述了利用尾矿废石制作微晶玻璃的配料原则和配料方法。
Taking an iron mine as example, the burden principles and methods for making the microcrystal glass from tailings and waste rock are described.
天然宝石主要有：橄榄石、石榴石、海兰宝、白黄玉、兰黄玉、紫晶、黄晶、茶晶、红宝石、兰宝石等。
Natural gemstones are: olivine, garnet, Hailan Bao, white topaz, blue topaz, amethyst, topaz, citrine, ruby, sapphire and so on.
采用XRD和SEM法确定莫来石-堇青石复相材料的晶相结构及其含量。
The polycrystalline structure of mullite-cordierite polyphase material and its contents were determined by XRD and SEM, respectively.
玉石原石色彩多样，岩石以显微鳞片变晶结构和块状构造为主；
The raw jade is in multi-colors with scaly blastic and massive textures under microscope.
其中大理石切片、微晶玻璃切片、排锯、马路片、花岗石切片、陶瓷切割片，均达国际同行业先进水平。
The marble blades saw , glass ceramic blades saw , gang saw , circular saw blade for concrete and granite blades saw have reached advanced international standard.
玄武岩中构成宝石的橄榄石产于二辉橄榄岩包体中和少量的捕虏晶中。
The gem-grade olivines exist in lherzolite enclaves and some xenocrysts.
闽东南沿海晚中生代变质带内出露的I型花岗岩、细晶岩和伟晶岩中常包含岩浆成因的石榴子石和原生白云母。
I-type granites, aplites and pegmatites outcropping in Mesozoic metamorphic belt of the southeastern coast of Fujian Province contain commonly magmatic garnets and primary muscovites.
福建明溪是我国和火山岩有关的锆石巨晶的典型产地。
Mingxi, Fujian, is a typical location of zircon megacrysts related to volcanic rocks in China.
射线衍射分析结果表明，材料的主晶相为莫来石。
The XRD result shows that the main crystalline phase of the ceramic is mullite.
探讨不同配方合成的莫来石的晶相组成、晶胞参数及带有结构缺陷的莫来石固溶体的形成机理。
The influence of different ratio of raw materials on crystalline phases and unit cell parameters were studied and the formation mechanism of mullite solid solution was discussed.
从致密化和晶化的角度分析了化学法制备莫来石先驱体粉料的优缺点，提出了化学法尚需解决的问题。
The features of the chemical methods are analyzed in terms of densification and mullitization of mullite ceramic, and some problems that should be addressed in future research are proposed.
用雪硅钙石作为晶种材料，原水中的碱度对其除磷率的影响不大。
When tobermorite crystals were used as the crystal seeds, the alkalinity of original water had little influence on the phosphate removal.
蓝宝石是碱性玄武岩浆早期结晶的产物，而且与单斜辉石、长石、石榴石和锆石巨晶共生。
The sapphires are the product of early crystallization of alkali basalt magma and intergroom with clinopyroxene, feldspar, garnet and zircon megacrysts.
晶相组成为圆柱状刚玉、圆粒状锆石和莫来石固溶体。
The crystal phase is composed of the cylinder corundum and the circle solid solution of the zirconia and mullite.
研究表明，以莫来石或高岭石为主晶相的铝硅系耐火材料是精铸球铁件的理想选择。
Study has proved that ceramic shell making by Al-Si system refractory materials with main crystal of Mollite or Kaolinite will be the ideal choice for investment casting ductile iron.
蒙脱石晶层中单价交换阳离子所占据的面积及层电荷的确定方法，并对不同种方法进行了比较。
The area occupied by the monovalent exchange cation in the lattice layer of the montmorillonite and the determination ways of layer charge are presented. The different ways are compared.
产品是无机材料，主晶相是硬硅钙石，理化性能稳定。
The MFDJ calcium silicate boards are inorganic materials, the main crystal phase is the xonotlite, with excellent physical and chemical properties.
用矿化剂NH_4F调节粉体的形状，使粉体中薄水铝石针状晶的数目降低并形成对调节载体孔结构有利的片状粉体；
Mineralization agent NH4F was used to regulate shape of the powder so as to lower the amount of bohemite needle crystals and form flake-shape powder;
粉末特征中三者所含石细胞、草酸钙砂晶、树脂道的多少、大小和形状均有差异。
The sclereids contain crystals, calcium oxalate sand crystals, the number, size, shape of resin ducts can be considered as the characters of powder.
通过模型分析了氧化铝基体和莫来石颗粒的应力状态及其对裂纹扩展的影响。由莫来石颗粒引入的基体拉应力使裂纹倾向于向晶内扩展。
The residual stresses in the alumina matrix and on the mullite particles as well as their effect on crack growth were analyzed by modelling.
电子探针成分分析显示，基质矿物组成与斑晶矿物组成相同，均是由斜长石、辉石和橄榄石组成；
The groundmass has the same mineral components as phenocryst, and is composed of plagioclase, augite and olivine.
组成霰石晶层的单元晶为长3-5微米、宽2-3微米和厚0.2-0.5微米的不规则多边形板块。板块的大小由珍珠囊上皮细胞的表面积决定。
A single tablet is irregular polygon in shape which is 3-5 um long, 2-3um wide and 0.2-0.5um thick, the size is determined by the epithelial cells of the pearl sac.
其中大理石切片、微晶玻璃切片、排锯、马路片、花岗石切片、陶瓷切割片，均达国际同行业先进水平。
The marble blades saw, glass ceramic blades saw, gang saw, circular saw blade for concrete and granite blades saw have reached advanced international standard.
针对前脸墙鼻部烧结锆莫来石砖侵蚀物结石中常常只看到铝硅质晶相而被误判，详细介绍了烧结锆莫来石 砖的蚀变过程及侵蚀产物的岩相分析。
In the petrographic analysis of the corrosion product of zircon mullite sintered brick only the aluminosilicious crystal phase was observed, which often leads to mistake analysis result .
针对前脸墙鼻部烧结锆莫来石砖侵蚀物结石中常常只看到铝硅质晶相而被误判，详细介绍了烧结锆莫来石 砖的蚀变过程及侵蚀产物的岩相分析。
In the petrographic analysis of the corrosion product of zircon mullite sintered brick only the aluminosilicious crystal phase was observed, which often leads to mistake analysis result .
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