Not known Facts About Crystal
Not known Facts About Crystal
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This idea applies equally in a single, two, and a few-dimensional spaces. The complete crystal lattice may be produced by regularly reproducing the pattern of the device cell in all directions.
23Sometimes, nonetheless, the crystal form of the silicate inclusions is noticed to resemble a lot more closely The inner framework of diamond than that of other silicate minerals.然而，有时观察到硅酸盐包裹体的晶体形态比其他硅酸盐矿物更接近金刚石的内部结构。
看做工：水晶制品加工过程分为两种，即磨工和雕工。如水晶项链、手链、耳环等属于研磨品；观音像、内画鼻烟壶等属于雕刻品。
Most solid supplies located in character exist in polycrystalline variety as an alternative to as an individual crystal. They are literally composed of a lot of grains (small crystals) packed jointly to fill all Place. Every unique grain has a special orientation than its neighbours. Despite the fact that long-assortment buy exists inside of one particular grain, at the boundary in between grains, the purchasing modifications path. A normal bit of iron or copper (Cu) is polycrystalline.
2She was sporting a strand of crystal beads.她戴着一串水晶珠子。《柯林斯英汉双解大词典》
These illustrations are from corpora more info and from sources on the internet. Any thoughts in the examples don't represent the opinion with the Cambridge Dictionary editors or of Cambridge College Press or its licensors.
Add to word record Include to term record [ C/U ] transparent rock that looks like ice, or a bit of it
Crystals could be grown underneath moderate ailments from all ninety two Normally developing components other than helium, and helium is usually crystallized at reduced temperatures by utilizing 25 atmospheres of stress.
水晶常以晶簇、晶洞形式产出，其中水晶洞一般存在于由火山喷发而形成的巨厚熔岩流层的火成岩与玄武岩中。火山喷发时所含的气体或热水溶蚀等作用导致岩层中出现大量的孔隙，当富含硅质矿物的流体进入较薄的熔岩孔隙中，且温、压条件合适时将结晶沉淀出水晶等矿物。
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用手去触摸水晶，天然水晶通常温度要比人造水晶的要凉的多；用眼观察，天然水晶通常有棉絮状的包裹体，这个是人造水晶所没有的。
Crystals are not simply renowned for their Bodily appearance, but diverse crystals of various components and formations may lead to an unlimited selection of takes advantage of and physical Attributes.
⑦双色水晶：一种紫色和黄色共存一体的水晶，紫色、黄色之间界限较明显，分别占据晶块的一部分。
Fig. five: The chance to recognize defined crystal routines is depending on the symmetry engineering solution.