5 Simple Statements About Crystal Explained

Calcite crystals are sometimes Employed in optical gear, and also the graphite in pencil lead are sheets of crystals that effectively crack apart layer by layer to jot down. Silica can form silicate crystals which can be The idea for quartz, mica, olivine, and all kinds of other crystals and minerals.

23Sometimes, nevertheless, the crystal method of the silicate inclusions is observed to resemble additional carefully The inner composition of diamond than that of other silicate minerals.然而，有时观察到硅酸盐包裹体的晶体形态比其他硅酸盐矿物更接近金刚石的内部结构。

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。

Significant crystals of diamond are valuable gemstones. The crystal has other exciting Qualities; it's the best audio velocity of any stable and is the greatest conductor of heat. Moreover diamond, the opposite common form of carbon is graphite, which happens to be a layered material. Each and every carbon atom has a few coplanar close to neighbours, forming an arrangement called the honeycomb lattice. Three-dimensional graphite crystals are attained by stacking equivalent levels.

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。

Sensible Vocabulary: relevant words and phrases Glass blower blowpipe bulletproof glass Minimize glass fibreglass frosted glassware glaze glazed glazier glazing prism prismatic punty Pyrex reglaze unglazed vitreous vitrification vitrify See more results » You can more info even discover similar phrases, phrases, and synonyms from the subject areas:

⑩、雷射内雕：以计算机辅助激光设备在水晶对象中进行三维图案的成型，艺术效果好，可以任意表达各类图案，图形，达到逼真效果

发晶：无色、浅黄、浅褐等，可因含金红石常呈金黄、褐红等色，含电气石常呈灰黑色；含阳起石而呈灰绿色。

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�?。

Solids which have small-array buy but absence extensive-assortment purchase are identified as amorphous. Nearly any content may be made amorphous by fast solidification in the soften (molten condition). This problem is unstable, as well as the good will crystallize in time. Should the timescale for crystallization is a long time, then the amorphous point out appears stable.

16I opened the box and saw a bit of crystal snowflake in addition to a greeting card with "Content Birthday" from the blank paper.我打开盒子并看见在白纸中有一片水晶雪花和一张写着“生日快乐”的贺卡。

Fig. one: Schematic of crystal formation from creating blocks composed of a particle Main along with a shell of DNA ligands attached into the particle area.

crystal, any sound substance wherein the element atoms are organized in the definite sample and whose surface regularity demonstrates its interior symmetry.

Tell us about this instance sentence: The term in the instance sentence would not match the entry term. The sentence contains offensive information. Cancel Submit Many thanks! Your feedback are going to be reviewed. #verifyErrors message