锰钾矿 meaning in Chinese
cryptomelane
Examples
- Mineralogical characteristics study of natural cryptomelane in the xialei manganese deposit , guangxi
广西下雷锰矿床中锰钾矿的矿物学特征 - Natural cryptomelane ; manganese oxide octahedral molecular sieve ; occurence ; xialei manganese deposit in guangxi
天然锰钾矿八面体分子筛产出特征广西下雷锰矿 - In the supergene zones of xialei manganese deposit in guangxi , south china , there is abundant resource of natural cryptomelane , which is well known as a manganese oxide octahedral molecular sieve having a well - defined 2 2 tunnel structure oms - 2 with k
锰钾矿是一种有孔道结构的锰氧化物八面体分子筛oms - 2 ，具有良好的催化氧化性和离子交换性。 - 90 . 95 . the phase transformation temperature of the natural cryptomelane was about 635 . 5 examined by tga and dta and the cryptomelane was changed to bixbyite at a higher temperature . these studies reveal the significant features of cryptomelane for the potential application in the environmental materials science
K 3 . 37 % 4 . 17 %差热热重分析表明天然锰钾矿的结构热稳定性较好， 635 . 5时相转变为方铁锰矿。 - This study was focused on the occurrence characteristics of the cryptomelane - bearing ores and the mineralogical characteristics of natural cryptomelane . the morphology , chemical and structure features of natural cryptomelane were characterized by means of powder x - ray diffraction , scanning electron microscopy , electron probe microanalyzer , energy dispersive spectrometer and x - ray fluorescence
利用x -射线粉晶衍射扫描电镜电子探针电子能谱和x荧光光谱对天然锰钾矿的形貌特征化学成分结构特征进行研究，结果表明天然锰钾矿晶体形态主要为针状纤维状，沿