Zobrazeno 1 - 4
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pro vyhledávání: '"condition hydrothermale"'
Publikováno v:
Bulletin de Minéralogie. 108:15-20
Tungsten minerals scheelite CaWO4 and ferberite FeWO4 (or wolframite (Fe,Mn)WO4) are met in nature in different contexts. They may also form by the alteration of each other. We have studied this type of reaction experimentally, by reacting a solution
Publikováno v:
Périodiques Scientifiques en Édition Électronique.
The system NaAlSi3O8-SrAl2Si2O8 has been studied between 1 600 °C and 1 100 °C by dry crystallization of melts, and at 1 050 °C and 600 °C by hydrothermal crystallization of glasses, gels and oxide mixtures under a pressure of PH2O = 4 bar and 1