About Crystal
About Crystal
Blog Article
看颜色：即使在同一种类的水晶中，它的不同部位的纹理、色泽也各式各有千秋。属于单色的，要色度均匀；在同一块水晶上有深浅的，则要求其色调纹路美观大方。
Bismuth (Bi) seems to be a metallic, but the volume of electrons obtainable for electrical conduction is comparable to that of semiconductors. The truth is, bismuth is named a semimetal. Molecular solids are often crystals shaped from molecules or polymers. They may be insulating, semiconducting, or metallic, depending on the variety of molecules while in the crystal. New molecules are continually remaining synthesized, and lots of are created into crystals. The number of different crystals is gigantic.
结晶的形状非常细小，需要用显微镜才能看得清楚，外观上看起来是平滑、块状。常见最多的是各式玛瑙
Fig. 7: A template-directed tactic can Regulate The position of developing blocks with a surface while click here in the development of elaborate buildings.
断口：贝壳状。断口也叫破口。它是指矿物被打击后产生不规则的破裂，破裂裂面凹凸不平称为断口。根据断口的形状可分为贝壳状和锯齿状。
Monoclinic �?Characterized by a few unequal axes, two of which intersect at an oblique angle, although the 3rd is perpendicular on the airplane of the other two.
水晶的评价标准和高端宝石有所不同。多数高端宝石把颜色放在评价的第一位，而对水晶来说，颜色和净度（水晶行业称作晶体）是近乎同等重要的因素：
如果水晶内部杂质中有传说中人物的造型，如佛、星座、生肖等价值可能要高于同等颜色和净度的水晶。
水晶是有成色等级之分，影响水晶价位的因素很多，不像钻石以4C就可以判定，所以大家要多听多看多比较才能真正辨别出来。一般的标准是水晶石越大越好，越透越好，颜色越娇嫩越好，形状越典型越好。不过最重要还是自己喜欢，而选购时辨识真伪的方法大致有下列几种：
A crystal procedure refers back to the classification of crystals based on the geometric arrangement and symmetry in their lattice constructions. There are seven principal crystal units:
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Orthorhombic: They are rhombic prisms and dipyramids that resemble tetragons but devoid of square cross-sections.
水晶饰品越来越受到人们的喜爱。中国、日本、韩国、美国等国家的人们还对水晶球情有独钟，喜欢将它们摆在家里或办公室里，认为水晶球有灵性，能保平安，带来财运。不过天然水晶不像看起来那么晶莹剔透，它也有瑕疵，我们在选购饰品的时候要注意。此外，我们还要掌握水晶的评价依据、选购方法，这样可以帮助我们在琳琅满目的水晶饰品中选到心仪的水晶。
21You all know the way any time you have a crystal prism and move a beam of daylight via it, you get a spectrum, which seems like a constant band of rainbow shades.