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hjq6128333

新虫 (小有名气)

[求助] 关于XRD卡片

为什么有的卡片,明明化学式为比如,KCa4La2Si16O40,但是它的卡片里的Sample source:     Analysis:         Specimen from Shakhi-Rash Mt., Qala-Diza, northern Iraq.
Chemical analysis (wt.%): K2O 2.76, CaO 10.73, La2O3  6.78, Ce2O3  6.44, Nd2O3  0.88, ThO2  9.54, UO2  0.65, SiO2  51.7, Al2O3  0.77; minor Na2O, Pr2O3 , Sm2O3 , Gd2O3 , Y2O3 , ZrO2 , PbO, Fe2O3 , MgO, CuO, P2O5 , F.  (Zr, rareearths, Th by X-ray fluorescence analysis; U by delayed neutron activation). 像这种卡片能用吗?别人做卡片用的材料岂不是还含有很多其它的元素
  
金币不够用,不好意思
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sty112

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天然矿石 还有一些杂质,这种卡片应该能用。
2楼2015-10-28 10:43:27
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