Results 71 to 80 of about 1,640 (307)

Report on the Home, Fay, and Minnehaha placers, Albany County, Wyoming

open access: yes, 1901
Report on the Home, Fay, and Minnehaha placers, Albany County ...
H.C. Beeler (10070077)
core   +1 more source

Technical memorandum ; 84

open access: yes, 1956
Discussing radioactive titaniferous heavy mineral placers in the San Juan Basin in New Mexico and ...
Chenoweth, William L.
core   +1 more source

Geomorphometric analysis of Zimbabwe’ digital elevation model and issues of exogenic metallogeny

open access: yesИзвестия высших учебных заведений: Геология и разведка
Background. The raw material base of the Republic of Zimbabwe covers numerous endogenic deposits of chromium, nickel, copper, platinum, gold, diamonds, and other minerals. Exogenic deposits are of less occurrence.
P. A. Ignatov   +3 more
doaj   +1 more source

PREREQUISITES FOR THE FORMATION OF GOLD SPREADS ON THE UKRAINIAN SHIELD AND ON ITS SOUTHERN FRAMING

open access: yesГеологія і корисні копалини Світового океану, 2023
The presence of numerous native gold deposits of the Ukrainian Crystalline Shield (UCS), as well as the spread of placer gold manifestations, determines the high probability of the formation of precious metal placers with industrial parameters here.
I.E. Lomakin   +2 more
doaj   +1 more source

Mixed‐class J‐domain protein scaffolds promote expanded aggregate handling and multivalent Hsp70 engagement during functional disaggregase assembly

open access: yesFEBS Letters, EarlyView.
Protein aggregates threaten proteostasis and cell health. In human cells, Hsp70–J‐domain protein‐based disaggregases remove aggregates, but how they assemble remains unclear. Our biochemical findings show that DNAJA2‐ and DNAJB1‐containing disaggregase scaffolds enhance luciferase aggregate targeting, and that Hsp70 recruitment by both J‐domain ...
Anna Szlachcic, Nadinath B. Nillegoda
wiley   +1 more source

Fairplay Placers, Inc.

open access: yes, 1939
FAIRPLAY PLACERS, INC. (A.W. MYLROIE) Confederate Gulch District. Broadwater County. Minerals Yearbook 1939. Page 373. Operated a dragline and washer. Testing ground.
WPA
core  

Report on the Gold Standard placers on Little Big Horn River, Sheridan County, Wyoming

open access: yes, 1908
Report on the Gold Standard placers on Little Big Horn River, Sheridan County ...
H.C. Beeler (10070077)
core   +1 more source

About micro- and nanoscale gold in the veil of gold-bearing territories (on the example of a mineralization site in the basin of the river Adamikha, Amur region)

open access: yesGeoresursy
The article identifies the problem of the need to take into account micro- (1 mm to 0.12 microns) and nanoscale (<0.12 microns) gold in placers and weathering crusts in order to increase the objectivity of their and eroded ore objects potential ...
I. V. Kuznetsova, A. I. Dementienko
doaj   +1 more source

Hydraulic borehole mining method possible application at Middle Larba alluvial gold field

open access: yesE3S Web of Conferences, 2018
Gold on placer deposits is mainly extracted in two ways: open and underground. But the open method of mining has a great negative impact on the environment, and the mine method is characterized by high labor intensity, capital and operating costs.
Rochev Vikror
doaj   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

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