Results 31 to 40 of about 10,458 (283)

Mineralogy of alluvial sediments of Avzyan gold region (the Southern Urals)

open access: yesЛитосфера, 2018
The Avzyan gold region is located within the Bashkirian anticlinorium and includes lode gold deposits and placers. The Gorny Priisk, Bogryashka and Ulyuk-Bar gold deposits are hosted in the Riphean metamorphosed carbonaceous sequence.
Ekaterina E. Palenova   +4 more
doaj   +1 more source

Аbout use of ancient weathering crusts formation during diamond-prospecting works

open access: yesМінеральні ресурси України, 2021
Complex research of Late Devonian – Early Carboniferous and Middle-Late Triassic weathering crusts on various rocks (terrigenous-carbonate formations, dolerites, tuffs, tuffaceous formations and kimberlites) indicated that in conditions of warm and humid
M. M. Zinchuk
doaj   +1 more source

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Sixth annual conference on alaskan placer mining [PDF]

open access: yes, 1984
An abridged format of papers, presentations and addresses given during the 1984 conference held on March 28-29, 1984, compiled and edited by Daniel E. Walsh and M.
Walsh, D.E., Wray, Susan
core  

Complex utilization of the useful components of the andreye-yulyevskoe kyanite tecnogenic deposit (Southern Urals) [PDF]

open access: yesЭкономика региона, 2013
Utilization of sillimanite group’s minerals (kyanite, sillimanite, andalusite) in high-aluminiferousrefractory industry with a purpose of following utilization in metallurgy to obtain silumine and aluminium by elctrothermic method is impossible without ...
Viktor Alekseyevich Koroteyev   +3 more
doaj   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

A Summary of gold fineness values from Alaska placer deposits [PDF]

open access: yes, 1981
This report is the first in a series of publications by the Mineral Industry Research Laboratory and the Alaska Division of Geological and Geophysical Surveys under a special appropriation by the Alaska State Legislature to the School of Mineral Industry
Hawkins, D.B., Metz, P.A.
core  

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Applicability of siberian placer mining technology to Alaska [PDF]

open access: yes, 1991
The result of Perestroyka and Glasnost has been an awakening of potential for cooperation between East and West. Nowhere has that been better demonstrated than between Alaska and Magadan Province, USSR. This report summarizes a one year effort financed
Barker, J.C.   +3 more
core  

Material characteristic of Vetvisty creek placer gold and prospects for atypical-source deposits in the middle course of the Selennyakh river (Momsky and Abyisky district, Yakutia)

open access: yesИзвестия высших учебных заведений: Геология и разведка
Background. The lower-middle course of the Selennyakh River in the Momsky and Abyisky districts of the Republic of Sakha, Yakutia, is characterized by a wide distribution of alluvial gold placers. The absence of obvious potential primary sources of these
A. M. Prasolov, O. V. Vladimirtseva
doaj   +1 more source

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