К проблеме практического использования вкрапленных хромовых руд Саксей-Ключевской площади массива Средний Крака (Южный Урал)

D. E. Saveliev, I. Ya. Ilaltdinov, E. A. Bazhin

Аннотация


Представлены результаты исследования текстурно-структурных особенностей и лабораторных экспериментов по обогащению вкрапленных хромовых руд. Несмотря на низкое содержание оксида хрома в среднем по месторождениям (5-10%), довольно высокая контрастность оруденения позволяет применить на начальной стадии обогащения рентгенорадиометрическую сепарацию с получением кускового (-100 +50 мм) промежуточного продукта со средневзвешенным содержанием 18% Cr2O3. После его измельчения и глубокого гравитационного обогащения на винтовых сепараторах возможно получение концентрата с содержанием оксида хрома выше 40%.

Ключевые слова


хромовые руды; обогащение; рентгенорадиометрическая сепарация; Крака; Южный Урал

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Литература


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DOI: http://dx.doi.org/10.17072/psu.geol.30.88

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(c) 2016 D. E. Saveliev, I. Ya. Ilaltdinov, E. A. Bazhin

URL лицензии: http://creativecommons.org/licenses/by/3.0/