Results 51 to 60 of about 25,108 (167)

Prospects for the industrial development of the Karasug carbonatite rare earth deposit (Republic of Tyva, Russian Federation)

Руды и металлы
The Karasug carbonatite deposit contains large reserves of complex iron-fluorite-barytestrontium-rare earth ores composed of useful minerals for more than 80%.
Bolonin A. V.
doaj   +1 more source

Nanostructured forms of carbon deposit obtained during cracking of methane reaction over nanocrystalline iron catalysts

Adsorption Science & Technology, 2018
During catalytic cracking of methane reaction, different carbon nanostructures can be formed. This paper shows the results of a characteristic nanostructured carbon deposit obtained during cracking of methane reaction over nanocrystalline iron catalysts ...
Kamila Maj, Ireneusz Kocemba
doaj   +1 more source

Formation Mechanism of Deposits in Rotary Kiln during Steelmaking Dust Carbothermic Recycling

Separations
Rotary kiln has been widely used in hazardous waste treatment because of its strong adaptability to raw materials, high productivity, and simple processing technology.
Xiaobo Min, Luyu Huang, Maixin Yu, Yunyan Wang, Yong Ke, Cong Peng, Xu Yan, Qingyu Huang, Yun Li   +8 more
doaj   +1 more source

The Iron Deposits of Tasmania

, 1897
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

Structural and lithological model of the Velykogadomynetske deposit of eluvial kaolins

Мінеральні ресурси України
Information on the geological structure of the Velykogadomynetske deposit of eluvial kaolins, zonation and material composition of the weathering crust is presented.
Yu. V. Kroshko, M. S. Kovalchuk
doaj   +1 more source

Geology, Mineralogy and Analysis of Tectonic Fracturing of Barite Mineralization’s in Bateun Jeudari Paleozoic basement, Eastern High Atlas, Morocco

Iraqi Geological Journal
Bateun Jeudari barite and iron deposit located in the eastern High Atlas Shales; It occupied the Hercynian fault system trending N70 to N90. It corresponds to large hydrothermal vein associated with micro-fracturing rocks type in stockwork form,
Choukrad Jaouad, Charroud Mohammed, El Moutaouakkil Nacir, Saoud Naoufal, Ait Abdelkhiar, Ouahzizi Youssef   +5 more
doaj   +1 more source

Hydrogen and Oxygen Isotopic Characteristics of the Fluid Inclusions from the Liangkeshu Iron Deposit in Altay Region, Xinjiang

Yankuang ceshi, 2013
The Liangkeshu iron deposit in Xinjiang is located in the Kelang basin at the southern margin of Altay. The iron deposit occurs in pegmatite dikes at the contact zone of monzonitic granite and schist of the Middle-Upper Devonian Aletai Formation.
GENG Xin-xia, JIANG Li-ping, CHAI Feng-mei, DU Jia-shu, LI Yan, GAO Wen-juan, LIU Feng, LV Shu-jun   +7 more
doaj  

C and O stable isotopes and rare earth elements in the Devonian carbonate host rock of the Pivehzhan iron deposit, NE Iran

Geologica Acta, 2018
The Pivehzhan iron deposit is located at about 80km southwest of Mashhad, NE Iran. They occur within the Devonian carbonates as lenticular and massive bodies, as well as veinlets of magnetite and iron sulphides, transformed to goethite and haematite by ...
P. NAJAFZADEH TEHRANI, A.A. CALAGARI, F. VELASCO ROLDAN, V. SIMMONDS, K. SIAHCHESHM   +4 more
doaj  

ORIGIN OF CHOGHART IRON OXIDE DEPOSIT, BAFQ MINING DISTRICT, CENTRAL IRAN: NEW ISOTOPIC AND GEOCHEMICAL EVIDENCE [PDF]

Journal of Sciences, Islamic Republic of Iran, 2003
The origin of the Proterozoic Choghart iron oxide deposit in the Bafq mining district of Central Iran has been the subject of a long-standing dispute.
doaj  

Apatite-iron deposits

, 2007
Godkänd; 2007; 20080104 (bajo)
openaire   +1 more source