METHOD OF QUANTITATIVE DETERMINATION OF DAWSONITE IN ROCKS FREE FROM SIDERITE

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 methods of physical and chemical analysis of mineral u0441u044bu0440u044cu00a0 and may be used in geology to quantify u0441u043eu0434u0435u0440u0436u0430u043du0438u00a0 u0434u0430u0443u0441u043eu043du0438u0442u0430 in rocks. purpose u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 u00a0u0432u043bu00a0u0435u0442u0441u00a0 simplification and acceleration of quantitative u043eu043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 u0434u0430u0443u0441u043eu043du0438u0442u0430 in rocks do not contain siderite, and the possibility of its u043fu0440u0438u043cu0435u043du0435u043du0438u00a0 in field u0443u0441u043bu043eu0432u0438u00a0u0445.the u0434u043eu0441u0442u0438u0433u0430u0435u0442u0441u00a0 u0443u043au0430u0437u0430u043du043du0430u00a0 so that in the method of quantitative u043eu043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 u0434u0430u0443u0441u043eu043du0438u0442u0430 in rocks by selective u0440u0430u0441u0442u0432u043eu0440u0435u043du0438u00a0 u0432u044bu0449u0435u043bu0430u0447u0438u0432u0430u044eu0449u0438u043c complement compound u0435u043bu044cu043du043e u0432u0432u043eu0434u00a0u0442 u043du0435u043eu0440u0433u0430u043du0438u0447u0435u0441u043au0443u044e acid until the ph of solution 4, and by measuring the u0432u044bu0434u0435u043bu0438u0432u0448u0435u0433u043eu0441u00a0 with carbon dioxide u0433u0430u0437u043eu0432u043eu043bu044eu043cu043eu043cu0435u0442u0440u0438u0447u0435u0441u043au0438u043c way u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 u0441u043eu0434u0435u0440u0436u0430u043du0438 (e u0434u0430u0443u0441u043eu043du0438u0442u0430;the whole process of quantitative u043eu043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 u043fu0440u043eu0438u0437u0432u043eu0434u00a0u0442 in two phases, with the ratio of the solid and liquid phases 1: (4 - 5);in the first stage, as the u0432u044bu0449u0435u043bu0430u0447u0438u0432u0430u044eu0449u0435u0433u043e reagent use water, and in the second phase, alkali metal hydroxide having a concentration of 13% to 15%. 2 u0438u043b., 3, table 2).