natural jade

Study and Clinical Application of Natural Jade Knee Prosthesis ( A Report of 24 Cases )

天然玉石人工膝关节的研制与临床应用（24例随访报告）

Natural Jade Prosthesis Replacement for Knee Joint ( A Report of 2 Cases )

天然玉石人工膝关节置换术（附2例随访报告）

Natural Jade Sleeper , Sanders scores of hypertension , insomnia patients , has an excellent efficacy .

天然岫玉方枕，养神醒脑，对高血压、失眠患者，有极好的疗效。

We invested a tremendous amount of money , buying all kinds of natural jade recruit senior craft , design meticulously carved .

本公司投入巨资，购进各种天然玉石，聘请高级工艺师，精心设计、琢。

So they wanted to remove the lime layer , and then found that it was a natural jade figure of Buddha , it was absolutely a priceless treasure .

和尚们想办法把石灰层去掉，才发现里面居然是一整块天然翡翠雕成的翡翠佛，绝对的无价之宝。

Turquoise is a kind of natural jade and stone stuff which consists of Cu , Al and H_2O bearing phosphate ( CuAl_6_4 ( OH ) _8 · 4H_2O ) .

绿松石是一种由含铜、铝和水的磷酸盐矿物（CuAl6[PO4]4（OH）8·4H2O）组成的天然玉石原料。

Works using natural green Jade sculpture , fine texture , a small fine , talented and very likable !

作品采用天然墨绿色岫玉雕刻，质地细腻，小巧精致，十分讨人喜欢！

Comparison of Microindentation Hardness and compressive strength of natural jadeite jade with Treated Jadeite Jade

A货翡翠与B货翡翠的显微硬度和抗压性对比研究

The textures of the synthetic jadeite jade stone are more simple than that of the natural jadeite jade .

合成硬玉玉石的结构比天然翡翠的要简单得多。

That of filled acid treated jadeite jade is between above two , generally 500 ~ 900kg / mm 2 , equally about 750kg / mm 2 . Also , the compressive strength of natural jadeite jade is highest , 495 ~ 775MPa ;

酸处理充填B货翡翠的硬度介于两者之间，一般在500～900kg/mm2之间，平均为750kg/mm2左右。抗压性也以A货翡翠最好，为495～775MPa；

According to the characteristics of its refraction index ( 1.513 ), specific gravity ( 2.540 ), hardness ( 5.3 ~ 5.6 ) and radiated microcrystal wollastonite , it can be distinguished from the natural gems and jade .

可根据其折射率（1.51）、比重（2.540）、硬度（5.3～5.6）、放射状硅灰石微晶等特征加以区别。