Results 71 to 80 of about 28,387 (229)

Precambrian Research Center Annual Report 2007

open access: yes, 2008
University of Minnesota Duluth. Precambrian Research Center. (2008). Precambrian Research Center Annual Report 2007.
University of Minnesota Duluth. Precambrian Research Center
core  

Mineralogy and thermobarometry of the Kalevian volcano-plutonic complex of the Kaskama block (Inari Terrane, Kola-Norwegian Region, Fennoscandian Shield)

open access: yesЗаписки Горного института
The petrogenesis and evolution of metamorphic rocks of the volcano-plutonic units of the Kaskama block of the Inari Terrane in northwestern Russia were studied.
Aleksandr B. Vrevsky   +2 more
doaj  

Precambrian Research Center Planning Document

open access: yes, 2006
This preliminary business plan for the Precambrian Research Center was created in the spring of 2006 to lay out the vision for the PRC, to explain the rationale for its creation, and to identify its mission, objectives, program components, clientele ...
University of Minnesota Duluth. Precambrian Research Center
core  

The pre‐Vendian (640–610 ma) granite magmatism in the Central Taimyr fold belt: the final stage of the Neoproterozoic evolution of the Siberian paleocontinent active margin

open access: yesГеодинамика и тектонофизика, 2019
Eastern part of the Central Taimyr belt is composed of Precambrian rocks penetrated by granites of the Snezhnaya complex (845–825 million years) and later overlain by mid‐Neoproterozoic sin‐ postorogenic sedimentary deposits of the Stanovaya‐Kolosova ...
A. B. Kuzmichev   +5 more
doaj   +1 more source

2010 Precambrian Field Camp Capstone Mapping Projects Map

open access: yes, 2010
This map shows the locations of the capstone mapping projects for the 2010 Precambrian Field Camp sponsored by the Precambrian Research Center. It also indicates who participated in which project.University of Minnesota Duluth.
University of Minnesota Duluth. Precambrian Research Center
core  

2009 Precambrian Field Camp Capstone Mapping Projects Map

open access: yes, 2009
This map shows the locations of the capstone mapping projects for the 2009 Precambrian Field Camp sponsored by the Precambrian Research Center. It also indicates who participated in which project.University of Minnesota Duluth.
University of Minnesota Duluth. Precambrian Research Center
core  

Correlation of the supracrustal complexes of the Small and Large Keivy, North-East of the Baltic Shield

open access: yesVestnik MGTU
The issue of correlation between the Small and Large Keivy sections is considered using a technique that includes searching for trends in partially ordered sets of random variables and assessing the degree of similarity/difference between rock ...
Kozlov N. E.   +2 more
doaj   +1 more source

Experimental Evaluation and Optimisation of Sealed‐Tube Combustion Methods for Silicate Nitrogen Extraction

open access: yesRapid Communications in Mass Spectrometry, Volume 41, Issue 1, 15 January 2027.
ABSTRACT Rationale Nitrogen (N) abundance and isotopic compositions in silicate rocks are commonly measured by sealed‐tube continuous‐flow isotope ratio mass spectrometry (CF‐IRMS), but combustion protocols vary widely. It remains uncertain how the quality of data obtained from different published methods compares for differing sample types. Methods To
Fawn S. M. Holland   +4 more
wiley   +1 more source

2014 Precambrian Field Camp Capstone Mapping Projects Map

open access: yes, 2014
This map shows the locations of the capstone mapping projects for the 2014 Precambrian Field Camp sponsored by the Precambrian Research Center. It also indicates who participated in which project.University of Minnesota Duluth.
University of Minnesota Duluth. Precambrian Research Center
core  

Origin of carbonate-silicate rocks of the Porya Guba (the Lapland-Kolvitsa Granulite Belt) revealed by stable isotope analysis (δ18O, δ13C)

open access: yesЗаписки Горного института
Carbonate-silicate rocks of unclear origin have been observed in granulites of the Porya Guba of the Lapland-Kolvitsa Belt within the Fennoscandinavian Shield.
Dmitrii P. Krylov, Ekaterina V. Klimova
doaj  

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