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。
①压电效�?在机械力(压力或拉�?作用下，水晶单晶体的两端会产生电荷，其电量相等但符号相反。在工业上，无色、无缺陷、不具双晶的水晶常被用来作压电石英片。
人造水晶分为熔炼水晶与养殖晶：据水晶专家汪毅的阐述，随着水晶的价值提高，喜欢的人增多，水晶也引起了作伪者的兴趣，现阶段中国水晶市场常见的造假方法为：
看原料：选料精良的水晶制品，应看不到胶口及棉絮；质地纯净、光润、晶莹为好。
《全唐诗》卷七八五载《白雪歌》：“鸟啄冰潭玉镜开，风敲檐溜水晶折。”
They may finally come up with a good minor uniform cluster of atoms, This is certainly the process of expanding crystals. The greater they might come together, the more of a development will likely be noticeable towards the bare eye. Scientists can figure out what mineral they are taking a look at by how the crystals kind.
水晶与高档宝石的净度要求有很大不同。高档宝石稀少罕见，所以一般人们普遍对高档宝石的净度不会过于苛求。而水晶的产量着实大得惊人，所以通常人们会要求水晶净度越高越好，尽量避免有较明显的内含物的水晶。
You will find a equivalent directive about crystal glass which differentiates involving entire direct crystal, direct crystal and crystal.
水晶包裹体丰富多彩，从气体、液体到各种矿物质，甚至宝石，均可被包含于水晶内，各种包裹体所形成的景象更是变化万千。按照包裹体的内容，常把包裹体水晶分为一下八类：
晶体 Silicon crystals developed in a very laboratory change light into electrical Strength. 在实验室中长成的硅晶体可将光线转变为电能。
16I opened the box and noticed a piece of crystal snowflake and also a greeting card with "Joyful Birthday" within the blank paper.我打开盒子并看见在白纸中有一片水晶雪花和一张写着“生日快乐”的贺卡。
The arrangement of the atom’s electrons determines its chemical Qualities. The Houses of solids are click here generally predictable from your properties in their constituent atoms and molecules, and the several shell structures of atoms are consequently liable for the range of solids.
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。
Tetragonal �?Characterised by three mutually perpendicular axes, two of which happen to be equal in length, when the 3rd is extended or shorter and perpendicular to another two.