Results 161 to 170 of about 197,145 (380)

Development of Inquire Subsystem of Process Mineralogy

open access: yesGong-kuang zidonghua, 2011
In view of requirements of searching mineralogy data in minerals processing research, an inquire subsystem of process mineralogy was developed by use of Microsoft Visual Studio 2008, SQL Server 2005 and Power Desinger as development tools, and a minerals
DENG Hai-bo, WANG Na
doaj  

SYNTAXY OF TITANITE, AEGIRINE AND ECKERMANNITE IN ALKALI SYENITE PEGMATITES OF THE VISHNEVYE MOUNTAINS (SOUTH URALS) [PDF]

open access: yesМинералогия, 2016
Crystallographic orientation of titanite intergrowths with aegirine and eckermannite was found in alkali syenite pegmatites of the Vishnevye Mountains: the titanite face ( 1 11) is parallel to pyroxene and amphibole face (010) and the titanite face (110)
V.A. Popov, I.A. Blinov, V.I. Popova
doaj  

CRYSTALLIZATION CONDITIONS OF OLIVINE IN DUNITES THE GULI MASSIF, SIBERIAN PLATFORM [PDF]

open access: yesМинералогия
Crystallization conditions of olivine in dunites of the Guli massif (Siberian Platform) are established using petrological, geochemical, mineralogical and thermobarogeochemical methods.
V.A. Simonov   +3 more
doaj   +1 more source

A Hibonite-Pyroxene Spherule in Allan Hills 77307 (CO3.03): Petrography and Mineralogy [PDF]

open access: yesarXiv, 2017
Hibonite-pyroxene spherules are an extremely rare kind of refractory inclusion that show a wide range of exotic isotopic properties despite their defining similarity and simplicity in morphology and mineralogy. One such, relatively large (about 120 micron diameter), inclusion has been found in one of the most pristine meteorites, Allan Hills 77307 (a ...
arxiv  

Seasonal lake‐to‐air temperature transfer functions derived from an analysis of 1395 modern lakes: A tool for reconstructing air temperature from proxy‐derived lake water temperature

open access: yesThe Depositional Record, EarlyView.
This study introduces new transfer functions, developed using statistical modelling of air temperature reanalysis data and satellite observations for 1395 modern lakes, to translate proxy‐derived lake water temperatures into air temperatures for more accurate reconstructions.
Alexa Terrazas   +4 more
wiley   +1 more source

SILVER MINERALS FROM QUARTZ VEINS OF THE KRASNOE DEPOSIT (BODAYBO ORE REGION) [PDF]

open access: yesМинералогия, 2015
The paper characterizes silver tellurides, sulfotellurides and sulfosalts from the quartz-galena veins of the Krasnoe deposit (Bodaybo region), which is hosted by Upper Proterozoic carbonaceous clastic rocks.
E.E. Palenova   +2 more
doaj  

Mineralogical Characteristics of Harmattan Dust Across Jos North Central and Potiskum North Earthern Cities of Nigeria [PDF]

open access: yesarXiv, 2018
The trace metals and mineralogical composition of harmattan dust carried out on the samples collected at Jos ((9 55'N, 8 55'E)) and Potiskum ((11 43'N, 11 02'E) as revealed by PIXE and AAS machine using clean Petri Dishes and Plastic bowls of 10 cm in diameter aimed on the characteristics of the mineralogical and elemental composition of the harmattan ...
arxiv  

A DTA/GC for the in Situ Identification of the Martian Surface Material [PDF]

open access: yes
The composition and mineralogy of the Martian surface material remain largely unknown. To determine its composition and mineralogy, several techniques are being considered for in situ analyses of the Martian surface material during missions to Mars.
Mancinelli, R. L.   +2 more
core   +1 more source

Wetlands as environments of early human occupation: A new classification for freshwater palaeowetlands

open access: yesThe Depositional Record, EarlyView.
A new classification for inland freshwater palaeowetlands to be used in the field or core laboratory by sedimentologists, providing examples from the Guadix Basin (southern Spain). Abstract Present wetlands have proven to be delicate, biodiverse ecosystems, that are natural sinks for CO2 and act as good indicators for climate changes.
S. Pla‐Pueyo   +1 more
wiley   +1 more source

KOM′YA-KURAY GOLD PLACER OF THE ATLYAN GROUP, MIASS RIVER VALLEY, AND PROSPECTS FOR FURTHER EXPLORATION OF GOLD PLACERS OF THE SOUTH URALS [PDF]

open access: yesМинералогия, 2016
Fifty six minerals were identified in 231 heave concentrates from 30 boreholes of the Kom′yaKuray gold placer of the Atlyan placer group, which have been mined since 1930 to 1960 and additionally explored in 1980s–1990s.
V.I. Popova   +3 more
doaj  

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