This concept applies equally in a single, two, and a few-dimensional spaces. The entire crystal lattice might be constructed by regularly reproducing the pattern with the device mobile in all Instructions.
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发晶的价值取决于发的颜色、罕见性及大小,一般是发色鲜艳、块度大的价格高。水胆水晶的价值主要取决于水胆及晶体的大小、透明度的高低。如果水胆较大并有一定形态,便可加工成较为珍贵的工艺品。另外水胆中的水也有一定的科学研究价值,通过它们可了解几百万年前地球上水的成分及变化。
Large crystals of diamond are valuable gemstones. The crystal has other interesting Houses; it's the best sound velocity of any good and is the best conductor of heat. Moreover diamond, the opposite prevalent form of carbon is graphite, that is a layered content. Every single carbon atom has 3 coplanar in the vicinity of neighbours, forming an arrangement called the honeycomb lattice. Three-dimensional graphite crystals are received by stacking very similar layers.
How Crystals Variety The whole process of forming a crystal is termed crystallization. Crystallization frequently occurs every time a strong crystal grows from a liquid or Option.
Monoclinic �?Characterized by a few unequal axes, two of which intersect at an oblique angle, though the 3rd is perpendicular for the plane of the opposite two.
30Three times went previous, and I used to be shocked to determine it all over again: every one of the openings were sewed up by skinny and white thread they usually looked like the ice crystal on Wintertime's branches within the north.
11I cautiously opened the package and located a crystal bell inside.我小心地打开包裹,发现里面有一个水晶钟。
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看文化:水晶里面的包裹体象形,能与文化、宗教及历史有所牵连的话,价格往往会比水晶本身的价值高出几倍甚至几百倍。
The essential units of solids are possibly atoms or atoms that have blended into molecules. The electrons of an atom move in orbits that sort a shell structure within the nucleus. The shells are filled in a scientific order, with Just about every shell accommodating only a little amount of electrons. Different atoms have different numbers of electrons, that happen to be distributed within a characteristic electronic framework of crammed and partly crammed shells.
国家还并未给天然水晶提供一个等级划分的具体标准,水晶品种繁杂,每一品种都有他不同的评判标准。
水玉:中国最古老的称法叫水玉,意谓似水之玉,又说是 �?千年之冰所�?�?。唐代诗人温庭筠《题李处士幽居》写道:�?水玉簪头白角巾,瑶琴寂历拂轻�?”。水玉一词最早频繁出于《山海经》:�?又东三百里,日堂庭之�?…�?多水�?”;�?丹山出焉,东南流注于洛水,其中多水玉 ”;�?逐水出焉,北流注于渭,其中多水玉 ”。司马相如《上林赋》曰�?�?水玉磊河 �?。水晶得名水玉,古人是看�?�?其莹如水,其坚如�?�?的质地。
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。
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