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Yoko–Dovyren Layered Massif: Composition, Mineralization, Overburden and Dump Rock Utilization
Minerals ( IF 2.5 ) Pub Date : 2020-07-30 , DOI: 10.3390/min10080682
Evgeniy V. Kislov , Lyudmila I. Khudyakova

Ultramafic–mafic complexes are widely developed in the Earth’s crust. They contain deposits of various minerals. The Yoko–Dovyren intrusive in the North Baikal Region, Russia, is considered an example of an intrusive containing diverse mineralization: Ni-Cu, Platinum group elements, Cr, Zr, B, and blue diopside. During the development of the deposit, a huge amount of magnesium-containing rocks are moved to dumps and have a negative impact on the environment. To minimize this process, overburden and host rocks need to be involved in production, thereby avoiding the movement of rocks into dumps. The construction materials production is main industry using this rocks. Therefore, the purpose of these studies was to determine the quality of magnesium-containing rocks and the possibility of their use in construction. As a result of the complex works performed, it has been determined that these rocks have required physical and mechanical characteristics. Concretes in large and small aggregates from magnesium-containing rocks were obtained. It has been concluded that they are superior to concrete from granite rubble and quartz sand in terms of their strength indicators. The use of magnesium-containing rocks, without allowing them to fall into dumps, will allow us to create clean, environmentally safe mining enterprises.

中文翻译:

Yoko–Dovyren分层地块:组成,矿化,覆盖层和堆石利用

超镁铁质-镁铁质复合物在地壳中得到了广泛的发展。它们包含各种矿物质的沉积物。俄罗斯北贝加尔湖地区的Yoko–Dovyren侵入体被认为是包含多种矿化作用的侵入体的一个例子:镍铜,铂族元素,铬,锆,硼和蓝透辉石。在该矿床的开发过程中,大量的含镁岩石被运到堆放场,并对环境产生负面影响。为了最大程度地减少这一过程,上覆岩层和基质岩层需要参与生产,从而避免了岩层进入垃圾场。建筑材料生产是使用这种岩石的主要产业。因此,这些研究的目的是确定含镁岩石的质量及其在建筑中使用的可能性。由于进行了复杂的工作,已确定这些岩石具有所需的物理和机械特性。从含镁的岩石中获得大大小小的骨料。已经得出结论,就强度指标而言,它们优于由花岗岩瓦砾和石英砂制成的混凝土。使用含镁的岩石而又不使它们掉落,将使我们创建清洁,对环境安全的采矿企业。
更新日期:2020-07-30
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