搜索结果: 1-15 共查到“理学 provenance”相关记录25条 . 查询时间(0.091 秒)
Timing of Metamorphism and Provenance of the Metamorphic Basement of the Xiangshan Uranium Orefield, Jiangxi Province, China
basement metamorphic rock detrital zircon sedimentary provenance Precambrian Jiangnan orogenic belt Xiangshan
2018/4/10
The origin, age and evolution of the Precambrian metamorphic basement of southern China provide useful insights into early crustal development. Here, we present new laser ablation–inductively coupled ...
Biomass allocation of chestnut oak (Quercus castaneifolia C.A. Mey) seedlings: effects of provenance and light gradient
leaf to root ratio Hyrcanian forest adaptation
2015/5/5
Patterns of biomass allocation were determined for seedlings of five provenances of Quercus castaneifolia from west to east of the Hyrcanian forest along a rainfall gradient. Experimental design was e...
RECONSTRUCTING PAST ANTARCTIC ICE FLOW PATHS IN THE ROSS EMBAYMENT, ANTARCTICA USING SAND PETROGRAPHY, PARTICLE SIZE AND DETRITAL ZIRCON PROVENANCE
Provenance Antarctica zircons Till
2015/1/16
Tills for this study were analyzed from sites in East Antarctica (EA), West Antarctica (WA) and along a transect in the Ross Sea. Particle size, sand petrography, and detrital zircons were used to pro...
ROCK, TILL, AND ICE: A PROVENANCE STUDY OF THE BYRD GLACIER AND THE CENTRAL AND WESTERN ROSS SEA, ANTARCTICA
Glacial Geology Byrd Glacier Ross Sea Provenance
2015/1/16
Petrography of the sand fraction, particle size analysis, and detrital zircon U/Pb isotope data, and pebble count data were collected from Byrd Glacier moraines and central/western Ross Sea till in or...
Provenance Study of Reedy Glacier and West Antarctic Ice Stream Tills
Antarctica Ice Stream Till Reedy Glacier
2015/1/16
InJanuary2007,26samplesoftillfrom6differentmorainesalongtheReedy
Glacier,EastAntarcticawerecollectedwiththegoalofdifferentiatingbetweenthese
samplesandtillcollectedfromthebaseoftheWhillans,Kamb,andB...
Petrology and Provenance of the Triassic Sugarloaf Arkose, Deerfield Basin, Massachusetts
sedimentology sedimentary petrology. Deerfield basin Sugarloaf arkose Triassic Newark supergroup
2014/11/4
The ~2 km-thick Late Triassic Sugarloaf Arkose is the basal unit of the half-graben Deerfield basin, Massachusetts. Valley-river, piedmont-river, and alluvial-fan depositional facies within the arkose...
Petrology and Provenance of the Triassic Sugarloaf Arkose, Deerfild Basin, Massachusett
Petrology and Provenance Triassic Sugarloaf Arkose Deerfield Basin Massachusett
2014/10/22
The ~2 km-thick Late Triassic Sugarloaf Arkose is the basal unit of the halfgraben Deerfield basin, Massachusetts. Valley-river, piedmont-river, and alluvial-fan depositional facies within the arkose ...
Petrology and Provenance of the Triassic Sugarloaf Arkose, Deerfild Basin, Massachusett
Petrology Provenance Triassic Sugarloaf Arkose Deerfield Basin Massachusett
2014/10/20
The ~2 km-thick Late Triassic Sugarloaf Arkose is the basal unit of the halfgraben Deerfield basin, Massachusetts. Valley-river, piedmont-river, and alluvial-fan depositional facies within the arkose ...
RESTFUL IMPLEMENTATION OF CATALOGUE SERVICE FOR GEOSPATIAL DATA PROVENANCE
REST, Catalogue Service Data Provenance, Geospatial Service, RESTful Web Service
2014/4/21
Provenance, also known as lineage, is important in understanding the derivation history of data products. Geospatial data provenance
helps data consumers to evaluate the quality and reliability of g...
Geochemistry and chemostratigraphy of the Colón-Mito Juan units (Campanian–Maastrichtian), Venezuela: Implications for provenance, depositional conditions, and stratigraphic subdivision
geochemistry chemostratigraphy Colón-Mito Juan sequence stratigraphic subdivision Lake Maracaibo
2017/4/11
A geochemical and chemostratigraphical study was undertaken on Campanian–Maastrichtian sedimentary rocks (the
Colón-Mito Juan sequence and the upper La Luna Formation) in the southwestern Maracaibo B...
Preserved Sm-Nd Isotopic Composition as Useful Provenance Indicators in Neoproterozoic Sandstones in the Voltaian Basin, Ghana
Isotope Model Age Provenance Sandstone Voltaian Basin
2013/3/8
The provenance of sandstones derived from theLower Voltaian Kwahu-Morago Group and the Middle Voltaian Oti-Pendjari Group of the Neoproterozoic Voltaian basin are discriminated by their Sm-Nd Isotopic...
New information concerning clay mineral provenance in mud volcanoes
Eastern Mediterranean Mud volcanoes Clay mineralogy
2011/11/8
X ray-powder diffraction (XRD) analyses were conducted on matrix mud breccia samples from the MEDINETH expedition to the eastern Mediterranean mud volcano fields. The clay assemblage is dominated by h...
Provenance Variability during Damuda Sedimentation in the Talchir Gondwana Basin, India – A Statistical Assessment
Provenance Damuda Group Talchir Gondwana Basin Statistics
2013/3/6
The Talchir Gondwana basin houses the Talchir Formation at the base, succeeded by the Damuda Group and the Kamthi Formation in upward progression. The present study is an attempt to determine the prov...
Elemental and Sr–Nd isotopic compositions of Cenozoic sedimentary rocks from the Dongying Sag of Jiyang depression, North China: Implications for provenance evolution
provenance Dongying Sag Jiyang depression
2017/4/12
Major, trace element and Sr–Nd isotopic compositions of Cenozoic sedimentary rocks from the Dongying Sag and the
Zhanhua Sag, Jiyang Depression, provide evidence for provenance evolution and paleogeo...
Provenance and weathering history of Archaean Naharmagra quartzite of Aravalli craton, NW Indian shield: Petrographic and geochemical evidence
geochemistry crustal evolution Aravalli craton Rajasthan Indian shield
2017/8/9
The petrography as well as major, trace and rare earth element (REE) compositions of Mesoarchaean Naharmagra quartzite of Aravalli Craton have been investigated to determine influence of sorting and r...