cryptomelane meaning in Chinese
锰钾矿
隐钾锰矿
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 - The morphology of the natural cryptomelane crystals via sem showed short prismatic , needle - like and fibrous shapes with the diameters varying from few nanometers to hundreds nanometres
轴延伸，直径几nm至几百nm集合体规则排列呈片状板状或放射状晶体结构属于单斜晶系，具有沿 - 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。