Not known Facts About Crystal

Not known Facts About Crystal

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17These rings are indicative in the crystal framework of nickel and might be explained only by invoking wavelike Qualities of sunshine.这些光圈表明了了镍的晶体结构，而且只能通过光线中波的特征来解释。

A basic plan in crystal constructions will be the unit cell. It's the smallest device of quantity which allows similar cells for being organized collectively to occupy all accessible Room. The geometrical foundation of all crystals would be the lattice. A lattice is often viewed as an everyday and infinite arrangement of factors or atoms, in which each place or atom has An analogous surrounding setting.

A crystal construction focuses on how the atoms are organized inside the crystal. Nevertheless, crystallographers have an interest in the general shape and measurement of your crystal along with its external qualities. To perform this, read more they have to understand about the crystal process.

Tetragonal: These crystals kind prisms and double pyramids. The framework is sort of a cubic crystal, other than a single axis is for a longer time than one other.

C2 [ U ] transparent glass of really high quality, ordinarily with its area Reduce into delicate styles:

⑧、雕刻：立体感强，工艺高，做工精细，成本高。分手工雕刻图形、机器雕刻文字。

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：

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第三种是“皮景”，因某些其他的矿物与水晶体共生，或由于其他的物质侵蚀而依附于水晶表面，或者是水晶受自然环境的影响，在水晶表面出现蚀象，形成了一些景象或图案，这种景观存在于水晶表面。

[ C/U ] clear glass of top of the range, typically with its surface cut into styles that replicate gentle

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。

的释�?浏览 cryptologist cryptology cryptorchidism cryptosporidium crystal crystal ball crystal obvious idiom copyright crystalline #randomImageQuizHook.filename #randomImageQuizHook.isQuiz 用我们的趣味配图小测验考考你的词汇量

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。

水晶观赏石是天然水晶中最具代表的作品，具有其他宝石都不具备的观赏性。不论是玉石翡翠还是都要经过雕琢后次能体现他的价值，而水晶观赏石只需要将表面进行抛光，即展现出晶体内所包裹的物质，直接欣赏原汁原味的水晶石。