Results 71 to 80 of about 2,204,508 (267)

Te-CANFIELDITE FROM THE LUNNOE Au-U DEPOSIT (ALDAN REGION, REPUBLIC OF YAKUTIYA) [PDF]

open access: yesМинералогия, 2019
Te-canfieldite was found in assemblage with pyrite, marcasite, hessite, and Tl sulfosalts in the ores of the Fedorovskaya vein zone of the Lunnoe Au-U deposit, Aldan shield (Yakutia). The mineral forms anhedral inclusions in vein matrix.
K.А. Novoselov   +2 more
doaj   +1 more source

On the ecology of species belonging to the genus Mesocyclops Sars (Crustacea, Copepoda) dwelling in the water-bodies of the Urals and Pri-Ural territory. [Translation from: Zoologicheskie Zhurnal 44(1) 127-130, 1965. ] [PDF]

open access: yes, 1973
In the waterbodies of central Russia, the Urals and western Siberia four species of Crustacea, related to the genus Mesocyclops, are widely distributed: M. (s.str.) leuckarti (Claus), M. (Thermocyclops) oithonoides Sars, [M.](Th.) crassus (Fisch.) and M.
Ulomskii, S.N.
core  

Particular aspects of geo-ecologic assessment in geo-eco-socio-economic approach to the development of northern territories [PDF]

open access: yes, 2015
In today’s context, the preservation of territory’s ecosystem, when it becomes involved in the economic turnover, requires preemptive geo-ecological assessment aimed at identifying the extent of its sustainability to expected anthropogenic impact.
Semyachkov, A. I., Slavikovskaya, Yu. O.
core   +1 more source

Russia and the Birth of Right‐Wing Terrorism: Mass Politics, Antisemitism, and the Assassination of Mikhail Gertsenshtein

open access: yesThe Russian Review, EarlyView.
Abstract This article examines the assassination of Duma representative Mikhail Gertsenshtein in July 1906 as the pivotal moment for the emergence of the concept of “right‐wing terrorism” (pravyi terrorizm) in the Russian Empire. Drawing on court documents, police files, and censorship reports, this article argues that the significance of the ...
Moritz Florin
wiley   +1 more source

Ti MINERALS IN ORES AND SKARNS OF THE AKTASH MAGNETITE-POLYMETALLIC DEPOSIT, WESTERN KARAMAZAR, TAJIKISTAN [PDF]

open access: yesМинералогия
The article characterizes Ti minerals from different mineral assemblages of the Aktash magnetite-polymetallic deposit (Western Karamazar, Northern Tajikistan).
U.A. Yatimov   +4 more
doaj   +1 more source

Some problems in the study of the chronology of the ancient nomadic cultures in Eurasia (9th - 3rd centuries BC) [PDF]

open access: yes, 2002
This research is focused on the chronological investigations of ancient nomads belonging to the Scythian cultures which occupied the steppe and forest-steppe zones of Eurasia during the 9th-3rd centuries BC.
Alekseev, A.Y.   +13 more
core   +2 more sources

MINERALOGY OF OXIDIZED ORES OF THE BALKANSKOE TUNGSTEN DEPOSIT (SOUTH URALS) [PDF]

open access: yesМинералогия
A relatively high WO3 content, reaching 0.5 wt. %, is determined in two representative samples of brown iron ore, which were taken from a borehole drilled in the oxidation zone probably developed after skarns of the Balkanskoe deposit (Gumbeyka group ...
E.V. Belogub   +4 more
doaj   +1 more source

Trace-element geochemistry of molybdenite from porphyry Cu deposits of the Birgilda-Tomino ore cluster (South Urals, Russia)

open access: yesMineralogical magazine, 2018
Mineralogical, electron microprobe analysis and laser ablation-inductively coupled plasma-mass spectrometry data from molybdenite within two porphyry copper deposits (Kalinovskoe and Birgilda) of the Birgilda-Tomino ore cluster (South Urals) are ...
O. Plotinskaya   +5 more
semanticscholar   +1 more source

Large‐scale hydro‐climatology of the terrestrial Arctic drainage system [PDF]

open access: yes, 2002
The large‐scale hydro‐climatology of the terrestrial Arctic drainage system is examined, focusing on the period 1960 onward. Special attention is paid to the Ob, Yenisey, Lena, and Mackenzie watersheds, which provide the bulk of freshwater discharge to ...
Bromwich, David H.   +5 more
core   +1 more source

Apatite of Alkaline Rocks of the Vishnevogorsky Complex, South Urals [PDF]

open access: yesМИНЕРАЛОГИЯ (MINERALOGY), 2019
Apatite Ca5(PO4)3(F,Cl,OH) is a widespread accessory mineral of alkaline rocks of the Vishnevye Mountains in the Urals. There are small bodies of carbonatites and micaceous rocks, where apatite is a rock-forming mineral. The rocks mostly contain fuorapatite and, locally, apatite-(CaOH). The Cl-bearing apatite is rare. Apatite is enriched in Na2O (up to
openaire   +2 more sources

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