8Where do 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?
12He tried out once more in quite a few 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。
看做工:水晶制品加工过程分为两种,即磨工和雕工。如水晶项链、手链、耳环等属于研磨品;观音像、内画鼻烟壶等属于雕刻品。
③次生包裹体:指主体水晶形成后,由于环境的变化使得主晶周围的一些物质沿裂隙进入到其内部而形成的包裹体。形成的原因有出熔作用、裂隙的结晶化、以及放射性元素破坏的作用等。水晶典型的次生包裹体有胶花水晶中的氧化铁充填物等。
Fig. 4: Constructing blocks with diverse shapes and area chemistries direct the formation of distinctive crystal symmetries.
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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。
1A crystal chandelier lit the place.一盏水晶吊灯照亮了房间。《柯林斯英汉双解大词典》
本词条由中国科学院大学地球与行星科学学院、中国科学院地质与地球物理研究所 参与编辑并审核,经科普中国·科学百科认�?。
The definition of a sound appears clear; a stable is mostly thought of as staying difficult and organization. On inspection, even so, the definition gets less clear-cut. A dice of butter, such as, is hard immediately after becoming stored within a fridge and is particularly clearly a sound. Soon after remaining over the kitchen counter for each day, precisely the same cube becomes quite smooth, and it is unclear if the butter need to however be thought of a solid.
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You will discover other minerals and molecules which will sort these crystal lattices. Snowflakes absolutely are a common example of a approximately symmetric and geometrically patterned composition from ice crystals, and gemstones of all types are generally crystals.
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。
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