5 Simple Techniques For Crystal
5 Simple Techniques For Crystal
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8Where will we get this magic wand and crystal ball?我们到哪里获得这种魔棒和水晶玻璃球?
Crystals are gorgeous rock formations that have shocked human beings for 1000s of several years. They are used for lots of different things, not just for decoration. A lot of the to start with radios ever invented used crystals to transmit the radio waves. Some devices, like quartz watches and laser crystals, use special Homes and harmonic capabilities of crystals for making really exact measurements and changes.
景观水晶,就是包裹体组成各种造型特异的水晶,有的似山水,有的似人物,有些像文字,有些像动物,植物,器物等等。
Substantial crystals of diamond are beneficial gemstones. The crystal has other appealing Attributes; it has the very best seem velocity of any good and is the greatest conductor of heat. Apart from diamond, one other typical sort of carbon is graphite, which happens to be a layered material. Each carbon atom has 3 coplanar in the vicinity of neighbours, forming an arrangement called the honeycomb lattice. Three-dimensional graphite crystals are obtained by stacking identical levels.
2She was wearing a strand of crystal beads.她戴着一串水晶珠子。《柯林斯英汉双解大词典》
, has precisely the same composition, but There are 2 selections for selecting the holes the atoms will occupy. The 3rd layer can be put in excess of the atoms of the initial layer, generating an alternate layer sequence A
光泽:玻璃光泽。断口处为油脂光泽。光泽,指宝石表面对光线反射的一种光学性质。观察水晶的光泽,可用手握着它,以灯光或窗户投进来的光线看表面反射,透明水晶亮度与光泽强弱有关。
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Crystals are sometimes seen as one thing of enormous natural beauty, and they are commonly made use of with diamonds or other stones to make items of jewelry. Nearly all of crystals now are male-designed in laboratories.
The definition of a stable appears obvious; a strong is generally thought of as becoming really hard and business. On inspection, even so, the definition becomes less uncomplicated. A cube of butter, one example is, is hard immediately after currently being saved in a refrigerator and is particularly Obviously a good. Right after remaining to the kitchen area counter for each day, the identical dice becomes very tender, and it truly is unclear When the butter need to nevertheless be thought of a good.
. The next layer is shaded while in the determine. It's got the identical aircraft-triangular framework; the atoms sit during click here the holes shaped by the initial layer. The first layer has two equivalent sets of holes, although the atoms of the second layer can occupy only one set. The third layer, labeled C
水晶形成后由于外力作用或某种人为原因使水晶产生大的裂隙或裂纹,这种裂纹有大有小,对水晶的影响也有大小之分。
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. 5: The ability to comprehend outlined crystal practices is depending on the symmetry engineering technique.