THERMOGRAVIMETRIC ANALYSIS OF A TALC MIXTURE

被引:12
作者
PIGA, L [1 ]
VILLIERAS, F [1 ]
YVON, J [1 ]
机构
[1] CNRS,URA 235,ENVIRONNEMENT MINERAL LAB,F-54501 VANDOEUVRE NANCY,FRANCE
关键词
D O I
10.1016/0040-6031(92)87015-3
中图分类号
O414.1 [热力学];
学科分类号
摘要
A commercial talc also containing chlorite. dolomite and magnesite was subjected to thermogravimetric analysis to determine its mineral composition. Knowledge of the reactions and the decomposition temperatures, as well as the crystallochemical formulae of the phases present, has permitted the application of a system of equations that has provided mineral composition results in good agreement with standard analysis obtained via elemental chemical analysis.
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页码:155 / 162
页数:8
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