... 长石类 Feldspar group ; Feldspars ; feldspar 长石,长石类 feldspar 似长石类 lenad ; feldspathoids ...
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Alkali Feldspars 碱性长石
k feldspars 钾长石
ternary feldspars 三元长石
characteristics of feldspars 长石特征
The chemical composition analysis has been done for the amphiboie and biotite minerals. The EPMA and x-ray powdered crystal diffraction have been done for k-feldspar, plagioclase, amphiboie, biotite, quartz, magnetite, titanite. and apatite.
对本区花岗岩类样品进行了全岩主量元素、稀土元素及微量元素分析，对角闪石和黑云母单矿物进行了化学成分分析，对钾长石、斜长石、角闪石、黑云母、及石英、磁铁矿、磷灰石和榍石进行了电子探针和X射线粉晶衍射分析。
参考来源 - 西藏尼木曲水一带花岗岩类成因矿物学及找矿潜力X-ray diffraction analysis indicate that the main constitutes of the hot phase of this kind of materials are feldspar whose physical and chemical performance are fairly stable.
X射线衍射分析表明，此类发光材料基质的主要物相组成为物理与化学性能稳定的长石结构硅酸盐。
参考来源 - Eu～（2+）激活碱土金属铝硅酸盐发光材料的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
N any of a group of hard rock-forming minerals consisting of aluminium silicates of potassium, sodium, calcium, or barium: the principal constituents of igneous rocks. The group includes orthoclase, microcline, and the plagioclase minerals 长石
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