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dc.contributor.authorBajwah, ZUen_US
dc.contributor.authorYao, Yen_US
dc.date.accessioned2017-11-01T22:56:42Z-
dc.date.issued2016en_US
dc.identifier.govdocCR2016-0376en_US
dc.identifier.urihttps://geoscience.nt.gov.au/gemis/ntgsjspui/handle/1/86627en_US
dc.description.abstractDuring 2015-16 reporting period, 541 sandy loam samples were assayed for REE mineralisation (La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Sc). Assay data reveal that alluvial sediments from 25 m to 40 m depth generally shows higher concentrations of Light Rare Earth Elements (LREE) which are La, Ce, Y and Nd. Heavy Rare Earth Elements (HREE) are generally low at comparative depths. La ranges 7.4 ppm to 111 ppm with an average of 35 ppm. Ce also shows higher concentrations in sediments which range from 17 ppm to 191 ppm with an average of 68 ppm. HREE such as Dy, Tm, Ho and Lu shows lower values from assayed samples. Tb concretions range from 0.24 ppm to 1.64 ppm with an average of 0.79 pm. Lu also shows low concentrations, ranging from 0.10 ppm to 0.77 pm with an average of 0.35 ppm. Zr was not analysed in this batch of samples. Assaying of drill samples reveal that sub-surface sediments lack appreciable REE concentrations which did not meet the expectations from surface sediment geochemistry. It is recommended that some drill samples duplicate assays should be carried out. Furthermore drilling should be extended further west to test those areas for REE mineralisation.en_US
dc.subject.classificationRare earth elementsen_US
dc.subject.classificationYttriumen_US
dc.subject.classificationZirconiumen_US
dc.subject.classificationGeological settingen_US
dc.subject.classificationExploration historyen_US
dc.subject.classificationDrillingen_US
dc.subject.classificationAircore drillingen_US
dc.subject.classificationDrill hole logsen_US
dc.subject.classificationDrill hole dataen_US
dc.subject.classificationDrill cuttings samplingen_US
dc.subject.classificationAssayingen_US
dc.subject.classificationAssay valueen_US
dc.titleAnnual report on EL 25794 from 11 June 2015 to 10 June 2016en_US
dc.relation.isatmap100Narwietooma 5451en_US
dc.relation.isatmap250Hermannsburg SF5313en_US
dc.relation.isatgeolprovinceArunta Regionen_US
dc.relation.isatgeolprovinceAileron Provinceen_US
dc.description.stratnameStrangways Metamorphic Complex, Mount Zeil Granite, Mount Chapple Metamorphics, Narwietooma Metamorphic Complex, Mount Hay Granulite, Bunghara Metamorphics, Forty Five Augen Gneiss, Dashwood Gabbro Complexen_US
dc.description.geochemicalsampling541 Drill samples (from previous aircore drilling reported in 2015)en_US
dc.identifier.tenureEL25794en_US
dc.description.modifyhistory08/08/2016en_US
dc.contributor.holderLegend International Investmentsen_US
dc.identifier.collectionnameMinerals Exploration Reports (MEX)en_US
dc.identifier.govdocprefixCR2016en_US
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Appears in Collections:Minerals Exploration Reports (MEX)

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