- 41. Jaspilites and other gemstones of post-jaspilite genesis: mining, treatment, and enhancement
- (Mining)
- ... enable the development of ledges containing decorative jaspilite reserves, without affecting the primary production at mining and processing enterprises, developing deposits of ferruginous quartzite. References ...
- Created on 21 May 2017
- 42. Geological and structural features, magmatism and mineralization of Sekysivske and Vasylkivske stockwork gold deposits (Kazakhstan)
- (Geology)
- ... e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it. Abstract: Purpose. Identifying gold mineralization and associated elements distribution patterns in gold-bearing stockworks of large deposits of gold-sulphide-quartz ...
- Created on 21 May 2017
- 43. New condition for separation of orthoclase from quartz by flotation; case of Ain Barbar quarry (Algeria)
- (Solid-State Physics, Mineral Processing)
- ... study of Ain Barbar (Algeria) feldspar quality improvement is aimed to obtain high purity of feldspar (orthoclase) without iron oxides and quartz to meet the standards of glass manufacturing and ceramics. ...
- Created on 19 January 2017
- 44. The interrelation between the Novokryvorizka and Skeliuvatska suites of the Kryvyi Rih series
- (Geology)
- ... suite section. The section of the upper part of Novokryvorizka suite is represented by the association of different chlorite schists and quartz metasandstone with subordinate spread of slate metaconglomerates ...
- Created on 19 January 2017
- 45. On raw materials of neolithic stone hoes from the dnieper rapids area
- (Geology)
- ... rocks were used by the population of the Dnieper Rapids Area to make stone hoes: trondhjemite, tonalite, granodiorite, diorite, granite, amphibolite, migmatite, vein quartz and epidosite. The raw materials ...
- Created on 30 September 2016
- 46. Graphic pegmatites in the evolution of the Azov block of the Ukrainian shield
- (Geology)
- ... of quartz from pegmatites and granites. Pegmatites are formed as a result of a long evolution of mineral-forming process, as evidenced by the presence of typical solid and fluid inclusions of quartz rocks. ...
- Created on 08 February 2016
- 47. Iron removal process for high-purity silica production by leaching and magnetic separation technique
- (Solid-state physics, mineral processing)
- ... allows us to reduce the iron content in quartz sand significantly, while wet sieving removes only the fraction of these contaminating minerals (<125 µm). The applicability of magnetic separation requires ...
- Created on 04 February 2016
- 48. A preliminary study on Anini deposit iron ore enrichment in order to use it in metallurgical industry (Algeria)
- (Solid-state physics, mineral processing)
- ... 10. Jan, D. and Douglas, W.F. (2014), “Selective flocculation of hematite in quartz–hematite–ferricion–polyacrylic acid system, Part 2, Effect of grinding and a hydrofluoric treatment on selectivity ...
- Created on 05 November 2015
- 49. Hawk’s eye and tiger’s eye manifestations within Kryvyi Rih basin
- (Geology)
- ... of grey-colour hawk’s eye wascausedy silicitication of kummingtonite asbestos which composes Alpin interlayers of magnetite-cummingtonite (so called “law-ore”) quartzites of the seventh schistose horizon ...
- Created on 27 October 2015
- 50. Geotechnology features of high quality martite ore from deep mines of Kryvyi Rih basin
- (Mining)
- ... by 90–95% of martita and 5–10% of quartz, which allows us to consider reserves of such ores as a promising source of raw materials for the production of iron ore, concentrates of the highest quality. We ...
- Created on 29 March 2015