Crystal for Dummies

Crystal for Dummies

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17These rings are indicative in the crystal framework of nickel and may be defined only by invoking wavelike Attributes 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。

无色水晶以晶莹美丽、洁净透明着称。衡量无色水晶主要看它的纯度，越纯、越透明越好。干净的、无瑕疵的、杂质少的价值就高。无色的水晶如果很脏，就没有利用价值。

对水晶进行评价主要依据其颜色、透明度、大小、净度、特殊图案及是否有光学效应等方面。以颜色纯正，浓度较高，内部无瑕为好。种类上紫晶最贵，其次为黄晶、烟晶、无色水晶和芙蓉石。有特殊光学效应的水晶的价格更高。

Most good materials present in mother nature exist in polycrystalline kind as opposed to as a single crystal. They are actually made up of millions of grains (modest crystals) packed jointly to fill all space. Each individual personal grain has a different orientation than its neighbours. Though extensive-range buy exists in just 1 grain, in the boundary between grains, the purchasing variations path. A typical bit of iron or copper read more (Cu) is polycrystalline.

2She was sporting a strand of crystal beads.她戴着一串水晶珠子。《柯林斯英汉双解大词典》

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。

石英：《广雅》称水晶叫石英，色白如莹者又叫白。为附的异形字。司马相如《子虚赋》就�?�?雌黄�?�?之句。苏林解释：�?�?，白石英�?”。

Hexagonal �?Characterised by four axes, a few of which might be equivalent in size and intersect at one hundred twenty levels, with a fourth axis perpendicular to the other 3.

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多色�?无色水晶没有多色性。有色水晶有弱到强的多色�?表现为体色的不同深浅。

看孔眼：对于缀穿水晶制品（如项链、手链、佛珠），要看孔眼是否平直，孔的粗细是否均匀，有无细小裂纹。孔壁必须清澈透明，无“白痕”。

Crystal Lattices You will discover 7 systems of crystal buildings, which are also referred to as lattices or Area lattices:

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矿物成分：针铁矿、赤铁矿、金红石、磁铁矿、电气石、石榴石、云母、绿泥石等形成了包裹体水晶，如发晶、钛晶、绿幽灵等，发晶中则含有肉眼可见的似头发状的针状矿物的包裹体形成。含锰和铁者称紫水晶；含铁�?；呈金黄色或柠檬�?)称黄水晶；含锰和钛呈玫瑰色者称蔷薇石英，即粉水晶；烟色者称烟水晶；褐色者称茶晶；黑色透明者称为墨晶。