A Simple Key For Crystal Unveiled
A Simple Key For Crystal Unveiled
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水晶表面坑洼的地方,有的深,有的浅,这是水晶在成长过程中自然形成的,并非是人为造成的损伤。缺陷位置本来包有其他矿物晶体,由于包裹体和水晶结合部位的结合力不强,当表面抛光时,矿体脱落,留下空位。这种缺陷在绿幽灵、钛晶、金发晶上都比较常见。
Crystals are beautiful rock formations that have stunned humans for 1000s of several years. They're employed for numerous various things, not just for decoration. Most of the to start with radios at any time invented utilized crystals to transmit the radio waves. Some devices, like quartz watches and laser crystals, use Exclusive Houses and harmonic abilities of crystals to produce remarkably accurate measurements and adjustments.
景观水晶,就是包裹体组成各种造型特异的水晶,有的似山水,有的似人物,有些像文字,有些像动物,植物,器物等等。
Fig. 7: A template-directed strategy can Command The position of making blocks on a surface area while in the development of sophisticated constructions.
这种水晶观赏石特指水晶晶簇,它是众多单晶体集中生长在一起的晶体组合。晶簇以其晶莹剔透、独特造型而享誉水晶赏石界。
发晶,包括钛晶,铜顺发,绿发晶,黑发晶,银发晶,杂色发晶,其中钛晶最珍贵,少数钛晶价值可比钻石,红宝石和蓝宝石以及祖母绿。
Increase to word list Add to term checklist [ C/U ] transparent rock that appears like ice, or maybe a bit of it
Being a warm Option cools or maybe a saturated Remedy evaporates, particles draw shut more than enough for chemical bonds to sort. Crystals could also variety from deposition straight from the fuel stage. Liquid crystals have particles oriented in an structured fashion, like reliable crystals, however will be able to flow.
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。
颜色:无色,浅至深的紫色,浅黄、中至深黄色,浅至深褐、棕色,绿至黄绿色,浅至中粉红。
Search cryptosporidiosis cryptosporidium cryptozoologist cryptozoology crystal crystal ball crystal crystal clear idiom crystal lattice BETA copyright #randomImageQuizHook.filename #randomImageQuizHook.isQuiz Check your vocabulary with our pleasurable impression quizzes
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《古今小说·李公子救蛇获称心》:“器皿皆是玻璃、水晶、琥珀、玛瑙为之,曲尽巧妙,非人间所有。”
crystal Alteration is variable: absent in lots of crystals, in Other people manufacturing dense sericite aggregates which can clearly show some recrystallization outcomes to generate coarser-grained white mica. In the Cambridge English Corpus The tridymite crystals are rectangular or wedge-shaped and are occasionally organized in aggregates. Through the Cambridge English Corpus Also, haloarchaeal cells had been embedded inside of salt crystals under laboratory ailments and subsequently analysed by gentle microscopy. In the Cambridge English Corpus The white clouds (ordinarily sparse) ended up also commonly considered being composed of very small crystals of water ice, rather like cirrus within our ambiance. In the Cambridge English Corpus They are present in evaporite salt lakes and will be trapped in salt crystals in the course of evaporation. Within the Cambridge English Corpus For that reason, the cells (organelles and membranes) are wrecked mechanically by ice crystals, bringing about Demise by cell lysis. Through the Cambridge English Corpus The crystals ended up Employed in the 1st or next orders of reflection. In the Cambridge English Corpus Inside our 8xperiments, the crystals were being cubes by using a foundation space of eight e mm. Within the Cambridge English Corpus Vibration-assisted intermolecular hydrogen tunneling in click here photoreactive doped molecular crystals : effect of temperature and pressure.