The Greatest Guide To Crystal
The Greatest Guide To Crystal
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17These rings are indicative on the crystal framework of nickel and might be described only by invoking wavelike Attributes of light.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。
A crystal framework focuses on how the atoms are organized Within the crystal. Nonetheless, crystallographers have an interest in the general shape and dimensions of the crystal together with its exterior characteristics. To accomplish this, they need to understand about the crystal procedure.
Large crystals of diamond are worthwhile gemstones. The crystal has other appealing Houses; it's got the highest sound velocity of any stable and is the greatest conductor of warmth. In addition to diamond, another widespread method of carbon is graphite, that's a layered materials. Every carbon atom has three coplanar close to neighbours, forming an arrangement called the honeycomb lattice. A few-dimensional graphite crystals are received by stacking similar levels.
断口：贝壳状。断口也叫破口。它是指矿物被打击后产生不规则的破裂，破裂裂面凹凸不平称为断口。根据断口的形状可分为贝壳状和锯齿状。
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。
水晶的评价标准和高端宝石有所不同。多数高端宝石把颜色放在评价的第一位，而对水晶来说，颜色和净度（水晶行业称作晶体）是近乎同等重要的因素：
1A crystal chandelier lit the room.一盏水晶吊灯照亮了房间。《柯林斯英汉双解大词典》
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⑤化学稳定�?非常好，在常温下仅溶解于氢氟酸，不溶解于其它各类酸、碱。在高温高压条件下可溶解于碳酸钠溶液中。
say cheese something that somebody that is taking a photograph of you informs you to mention so that your mouth will make the shape of a smile
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。
crystal, any sound materials through which the component atoms are arranged inside a definite sample and whose floor regularity reflects its inside symmetry.
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。