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。
23Sometimes, on the other hand, the crystal sort of the silicate inclusions is noticed to resemble a lot more intently The interior composition 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。
4Without a crystal ball, it's difficult to state wherever we'll be next 12 months.不用水晶球预卜未来，我们说不准明年处境如何呀。《牛津词典》
水碧：《山海经》中，水晶又被称作水碧： �?又南三百里，日耿山，无草木，多水碧 �?，郭璞注�?�?亦水玉类 ”。这种称谓常被文人所引用，晋代郭景纯《璞江赋》道�?�?鬼，水碧�?�?。水晶又有人称它叫玉瑛。《符瑞图》载�?美石似玉，水精谓之玉瑛也�?”
C2 [ U ] clear glass of pretty good quality, usually with its floor Slash into delicate patterns:
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石英：《广雅》称水晶叫石英，色白如莹者又叫白。为附的异形字。司马相如《子虚赋》就�?�?雌黄�?�?之句。苏林解释：�?�?，白石英�?”。
Ionic Crystals: Electrostatic forces form ionic bonds. A basic example is really a halite or salt crystal.
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Crystals with obvious flat faces are identified as euhedral crystals, although People lacking described faces here are known as anhedral crystals. Crystals consisting of purchased arrays of atoms that are not always periodic are referred to as quasicrystals.
15The trick to a fantastic thermoelectric content is a crystal construction in which electrons can circulation freely.制造一种好的热电材料的关键是，需要一种电子可以自由流动的晶体结构。
Molecular Crystals: Overall molecules are bonded to each other within an arranged fashion. A fantastic example is often a sugar crystal, which consists of sucrose molecules.
crystal, any stable material where the part atoms are organized in a definite pattern and whose surface area regularity reflects its inside symmetry.
21You all understand how whenever you take a crystal prism and go a beam of sunlight as a result of it, you obtain a spectrum, which appears like a constant band of rainbow colors.