How Crystal can Save You Time, Stress, and Money.
How Crystal can Save You Time, Stress, and Money.
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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。
12He tried out yet again in various other metropolitan areas and succeeded with Crystal Caramels.他又在其他几个城市再次尝试,并成功制出了水晶焦糖。
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。
根据美国已经了解的情况,统计局的专家和其他人口统计学家在他们的视野中提供了一个不可抗拒的水晶球。
These examples are from corpora and from resources on the net. Any views inside the illustrations never stand for the impression of your Cambridge Dictionary editors or of Cambridge College Push or its licensors.
⑦、镀彩:运用类似电镀的手法在水晶表面以不同的色彩,层面较薄,经摩擦可划伤�?;出现划痕,由于镀彩经常位于底部,因此在镀彩底部经常采用其它对象附着,如生肖文镇。
For a incredibly hot Alternative cools or a saturated Remedy evaporates, particles draw near ample for chemical bonds to sort. Crystals can also sort from deposition directly from the gas period. Liquid crystals possess particles oriented within an here organized manner, like good crystals, but can easily move.
包裹体常见有固相、固液气三相组合、空洞以及双晶、色带等。水晶中典型的同生包裹体有自形的锐钛矿、气液两相包体等。
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地质学家目前为止对晶洞形成还没有广泛认同的理论,但相信晶洞可以在任何埋藏的空腔内形成。这些空腔可以是火成岩中的气泡、树根下的空穴,甚至动物挖的地洞。经过漫长时间,空腔的外壁变硬,溶解的矽酸盐或方解石沉积到内壁。再经过漫长的时间,缓慢渗入的矿物使得晶体在空腔内部结晶。
The sodium chloride crystal lattice is characterized by the close packing on the positive sodium ions and destructive chloride ions. Each individual sodium ion is surrounded by 6 chloride ions, and every chloride ion is surrounded by 6 sodium ions, developing a extremely stable and symmetrical framework.
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⑥白色的包裹体有蚀变的绿泥石、云母、愈合裂隙、水晶、方解石、透闪石等。