Results 81 to 90 of about 208 (182)

Biogeochemical characterization and assessment of geoecological risks in the Daldyn kimberlite field

Записки Горного института
The study was conducted on the territory of the Daldyn kimberlite field, within the industrial site of the Udachny Mining and Processing Plant (Yakutia, Russia). The objects of the study were permafrost soils and two types of shrubs – Betula middendorffii
Anna G. Gololobova, Yana B. Legostaeva
doaj  

Oxygen isotope (δ¹⁸O, Δ'¹⁷O) insights into continental mantle evolution since the Archean. [PDF]

Nat Commun, 2022
Bindeman IN, Ionov DA, Tollan PME, Golovin AV.   +3 more
europepmc   +1 more source

Petrophysical characteristics of geological-geophysical models of kimberlite pipes of the Archangelsk' kimberlite province

RUDN Journal of Engineering Research, 2008
The results on physical properties of naturally hosting rocks and kimberlites of Arkhangel'sk diamondiferous province are considered. Geologic-geophysical model of diamond deposits of the considered field has been constructed.
openaire   +1 more source

Oceanic and super-deep continental diamonds share a transition zone origin and mantle plume transportation. [PDF]

Sci Rep, 2021
Doucet LS, Li ZX, Gamal El Dien H.
europepmc   +1 more source

Potassium distribution and isotope composition in the lithospheric mantle in relation to global Earth's reservoirs. [PDF]

Geochim Cosmochim Acta, 2021
Ionov DA, Wang K.
europepmc   +1 more source

Diamondiferous garnet lherzolite from the V.Grib kimberlite pipe: relationship between subduction, mantle metasomatism and diamond formation

Записки Горного института
The article presents the results of a comprehensive study of diamondiferous lherzolite from the V.Grib kimberlite pipe. The composition of rock-forming minerals (olivine, orthopyroxene, Cr-diopside, Cr-pyrope) in terms of major elements mainly ...
Elena V. Agasheva, Nikolai V. Gubanov, Dmitrii A. Zedgenizov   +2 more
doaj  

Remarkably preserved cysts of the extinct synurophyte, Mallomonas ampla, uncovered from a 48 Ma freshwater Eocene lake. [PDF]

Sci Rep, 2020
Siver PA.
europepmc   +1 more source

Long-lived Paleoproterozoic eclogitic lower crust. [PDF]

Nat Commun, 2021
Buntin S, Artemieva IM, Malehmir A, Thybo H, Malinowski M, Högdahl K, Janik T, Buske S.   +7 more
europepmc   +1 more source

Palm phytoliths in subarctic Canada imply ice-free winters 48 million years ago during the late early Eocene. [PDF]

Ann Bot
Siver PA, Reyes AV, Pisera A, Buryak SD, Wolfe AP.   +4 more
europepmc   +1 more source

Visualization of Swift Ion Tracks in Suspended Local Diamondized Few-Layer Graphene. [PDF]

Materials (Basel), 2023
Nebogatikova NA, Antonova IV, Gutakovskii AK, Smovzh DV, Volodin VA, Sorokin PB.   +5 more
europepmc   +1 more source