Results 61 to 70 of about 2,204,508 (267)

MINERAL INCLUSIONS IN PLATINUM GRAINS FROM THE KAZAN PLACER (SOUTH URALS) [PDF]

open access: yesМинералогия, 2020
Platinum grains from the Kazan placer in the South Urals contain inclusions of native metals (gold, osmium group alloys), as well as PGE chalcogenides: sulfides (laurite, erlichmanite, bauite), sulfoarsenides (irarsite and hollingworthite ...
E.V. Zaykova   +2 more
doaj   +1 more source

Host species determines egg size in Oriental cuckoo [PDF]

open access: yes, 2018
© 2018 The Zoological Society of London.The Oriental cuckoo Cuculus optatus is an obligate brood parasite associated with species of the genus Phylloscopus.
Bachurin   +54 more
core   +2 more sources

Tracing holotype trajectories: Mapping the movement of the most valuable herbarium specimens

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Global efforts to protect biodiversity depend on fair access to key plant specimens. This study examines the distribution of 119,361 holotypes—unique herbarium specimens used to formally describe new plant species. By linking collection and storage data, we found that holotypes are increasingly held closer to their places of origin, particularly in ...
Dominik Tomaszewski   +2 more
wiley   +1 more source

‘Humans Are Omnipotent and Beyond Their Destiny!’ Late Soviet Perspective on Girls’ Upbringing and the Female Self

open access: yesGender &History, EarlyView.
ABSTRACT The article examines post‐Stalinist Soviet expertise on girls’ education and upbringing, analysing texts for and about female adolescents created by specialists in pedagogical sciences, psychology, sociology, medicine as well as children's writers and journalists from different parts of the Union, including national republics. The text focuses
Ella Rossman
wiley   +1 more source

BISMUTH MINERALS OF THE NAZAROVSKOE GOLD POLYMETALLIC DEPOSIT (WESTERN TRANSBAIKALIA) [PDF]

open access: yesМинералогия
The Bi mineralization is described in quartz-sulfide veins of the Nazarovskoe gold polymetallic deposit (Western Transbaikalia), which is localized within the Eravnino volcano-tectonic structure and is confined to the Nazarovskoe fault zone and the ...
Yu.A. Ryzhkova   +3 more
doaj   +1 more source

Invasive plant species in the forest parks of Yekaterinburg [PDF]

open access: yes, 2019
Invasive species-introduced species, spontaneously settled outside their natural range, and successfully adapted to the new growing conditions. The problem of invasive species penetration, both herbaceous and woody, has long been a concern of scientists,
Luganskaya, S. N.   +2 more
core  

A ‘Wholly Unjustifiable Treatment of British Subject’? The Detention of W. T. Goode in the Baltic, 1919

open access: yesHistory, EarlyView.
Abstract In the summer of 1919, W. T. Goode, the Manchester Guardian’s special correspondent in Russia and the Baltic, was arrested in the Estonian capital Tallinn and briefly detained aboard a British warship. Goode's detention caused a furore, leading to accusations of kidnap, heated commentary in the press and questions in parliament.
Colin Storer
wiley   +1 more source

A Unique Ore Locality of Polyakovite-(Ce) in the Ilmeny Mountains, South Urals – New Finds

open access: yesМИНЕРАЛОГИЯ (MINERALOGY), 2020
A large crystal of the rarest mineral polyakovite was discovered in 2019 in the carbonatites-pegmatites of pit № 97 of the Ilmeny Mountains. Bodies of carbonatites, glimmerites, glimmerites-pegmatites and carbonatite-pegmatites are located within a small
V. Popov   +2 more
semanticscholar   +1 more source

Scaling relationships between Haversian canal‐to‐secondary osteon and midshaft femur cortical‐to‐total area in a human autopsy sample

open access: yesJournal of Anatomy, EarlyView.
We report that femoral cortical thickness was strongly and negatively associated with secondary osteon porosity in an Australian autopsy sample, indicating that thicker cortices contained less porous secondary osteons. This allometric relationship held for the whole sample, males and sedentary well‐nourished individuals, but not for females or other ...
Justyna J. Miszkiewicz   +3 more
wiley   +1 more source

MINERALOGICAL FEATURES AND PHYSICOCHEMICAL FORMATION CONDITIONS OF VEIN MINERALIZATION OF THE SOUTHERN FLANK OF THE SAF´YANOVKA MASSIVE SULFIDE DEPOSIT (CENTRAL URALS) [PDF]

open access: yesМинералогия
The paper presents the results of studies of sulfide and fluorite veins of the southern flank of the Saf´yanovka massive sulfide deposit, Central Urals.
N.P. Safina   +5 more
doaj   +1 more source

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