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The Monte do Carrascal site includes ditches and hypogea cutting calcareous metasediments with continental Miocene deposits. A profile from ditch fills was sampled and assessed using INAA, XRF, in situ gamma spectrometry, water retention evaluation, and XRD to characterize bulk and clay fractions, then relate composition to luminescence dating outcomes.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":40,"@type":76,"position":81},"https://docshare.wps.com/document/research-report/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/9th-international-symposium-on-environmental-geochemistry-geochemical-and-mineralogical-characterization-of-fill-materials/144475/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/9th-international-symposium-on-environmental-geochemistry-geochemical-and-mineralogical-characterization-of-fill-materials/144475.png","ImageObject",300,407,{"name":92,"@type":93},"Felix Montgomery","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-11-01","2026-08-26",true,{"@type":102,"interactionType":103,"userInteractionCount":52},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What does the study aim to determine about Neolithic fill materials?","Question",{"text":112,"@type":113},"It investigates geochemistry and mineralogy of fill materials and relates them to luminescence and dosimetric behavior, to understand how changes from human and environmental factors affect luminescence dating results.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How were the archaeological fill materials sampled and analyzed?",{"text":117,"@type":113},"Samples were taken from a profile of ditch fills covering excavations. Analyses combined INAA and XRF for element concentrations, in situ gamma spectrometry for dose-related measurements, and mineralogical characterization via XRD including bulk and clay fractions.",{"name":119,"@type":110,"acceptedAnswer":120},"Why are water retention characteristics included in the assessment?",{"text":121,"@type":113},"Water retention helps evaluate environmental dose rates during burial, linking the site’s geochemical/mineralogical composition to the radiation conditions affecting luminescence signals.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},144475,1787703004,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":39,"category_name":40,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":52,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":8,"language":139,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":67,"update_tm":129,"read_time":81},549768064778,"https://ap-avatar.wpscdn.com/davatar_6f874abed73319feea01a86fa6f0fab8","190  \n*HRFKHPLFDO DQG PLQHUDORJLFDO FKDUDFWHUL]DWLRQ RI ÀOO PDWHULDOV IURP D QHJDtive archaeological structure, and relations with luminescence and dosimetric behavior.  \na,b Rodrigues A L, a,b Burbidge C I, a,b Dias M I, c,dRocha F, 1Franco D, a,b 3UXGrQFLR 0􀀑􀀏 d9DOHUD $&  \n7KH DLP RI WKLV ZRUN LV WR LQYHVWLJDWH WKH JHRFKHPLVWU\\ DQG PLQHUDORJ\\ RI ÀOO PDWHULDOV IURP DQ DUFKDHRlogical structure and relate this to their luminescence and dosimetric behaviour, in order to better understand changes produced by human activities and environmental factors, and their effect on luminescence dating results. The archaeological site of Monte do &DUUDVFDO ² )HUUHLUD GR $OHQWHMR 􀀋3RUWXJDO􀀌􀀏 FRQVLVWV RI ditches and hypogeos cut into calcareous metasediPHQWV 􀀋FDOLFKHV􀀌􀀏 FRQWLQHQWDO 0LRFHQH GHSRVLWV RYHUO\\LQJ JDEEURV􀀑 6DPSOLQJ ZDV FRQGXFWHG LQ D SURÀOH GRZQ D VHFWLRQ RI GLWFK ÀOOV WR WKH VXEVWUDWH􀀏 H[SRVHGGXULQJ DUFKDHRORJLFDO H[FDYDWLRQV E\\ (5$ $UTXHRORJLD /GD􀀑 7KLV FRQWDLQHG WZR GLVWLQFW DUFKDHRORJLFDO contexts: a deeper and oldest context of circulation ÁRRUV DQG D PRUH VXSHUÀFLDO DQG UHFHQW FRQWH[W DVVRFLDWHG ZLWK FORVXUH RI WKH GLWFK􀀑 *HRFKHPLFDO FKDUDFWHUL]DWLRQ ZDV FRQGXFWHG RQ EXON PDWHULDO DQG WKH FOD\\ IUDFWLRQ 􀀋 􀀕􀂘P􀀌􀀏 XVLQJ ,QVWUXPHQWDO 1HXWURQ $FWLYDWLRQ $QDO\\VLV 􀀋,1$$􀀌 DQG ;􀀐5D\\ )OXRUHVFHQFH 􀀋;5)􀀌 WR GHWHUPLQH WUDFH􀀏 PLQRU DQG PDMRU HOHPHQWV􀀏 and in situ gamma spectrometry measurements to GHWHUPLQH .􀀏 7K DQG 8 FRQWHQWV􀀑 7KHVH ZHUH FRPELQHG ZLWK HYDOXDWLRQV RI ZDWHU UHWHQWLRQ FKDUDFteristics to assess environmental dose rates to the samples during their burial. Mineralogical characWHUL]DWLRQ ZDV EDVHG RQ ;􀀐5D\\ 'LIIUDFWLRQ 􀀋;5'􀀌 RI the bulk sample and of the clay fraction. Lumines-  \nFHQFH DQDO\\VHV RI TXDUW] DQG SRO\\PLQHUDO IUDFWLRQV ZHUH XVHG WR HVWLPDWH WKH VHQVLWLYLW\\ RI VDPSOHV WRUDGLDWLRQ DQG WKH DEVRUEHG GRVHV VLQFH WKH\\ ZHUH buried, using IRSL, OSL and TL signals. The dominant mineralogical association of the bulk sample is calFLWH􀀏 IROORZHG E\\ SK\\OORVLOLFDWHV􀀏 TXDUW] DQG IHOGVSDUV􀀏 ZLWK RFFDVLRQDO DSSHDUDQFH RI WUDFHV RI GRORPLWHDQG KHPDWLWH􀀑 ,W ZDV SRVVLEOH WR ÀQG D UHODWLRQVKLSEHWZHHQ UDUH HDUWK HOHPHQWV DQG SK\\OORVLOLFDWHV􀀏 DV ZHOO DV EHWZHHQ +I􀀏 =U􀀏 &V DQG􀀏 %D FRQFHQWUDWLRQ DQG plagioclase abundance. The levels of K, Th and U in WKH VDPSOHV DUH UHODWLYHO\\ ORZ􀀏 DV D IXQFWLRQ RI WKH KLJK FRQWHQW RI FDOFLWH􀀝 WKH SUHFLSLWDWLRQ DQG􀀒RU GLVsolution of calcite in these deposits since their accumulation may have altered the environmental dose rate over time. The high content of clay minerals in the samples also helps protecting their constituHQW PLQHUDO JUDLQV IURP LQWHUDFWLRQ ZLWK OLJKW􀀑 %RWK these effects lead to overestimates in luminescence DJHV􀀑 7KHUHIRUH􀀏 E\\ EHWWHU GHÀQLQJ WKH UHODWLRQVKLSEHWZHHQ WKH FRPSRVLWLRQ 􀀋FKHPLFDO DQG PLQHUDORJLFDO􀀌 DQG GRVLPHWULF EHKDYLRU LQ FDUERQDWHG PDWHULDOV􀀏 LW LV SRVVLEOH WR XQGHUVWDQG WKH LQÁXHQFH RI DQWKURSRJHQLF DQG􀀒RU HQYLURQPHQWDO SURFHVVHV 􀀋RFFXUULQJGXULQJ DQG DIWHU WKH XVH RI GLWFK􀀌 RQ WKH FRPSRVLWLRQ RI DUFKDHRORJLFDO ÀOO PDWHULDOV DV ZHOO DV RQ WKH UHsults of their luminescence dating  \na Insb GetutBiooTeTecnoc ResgrchoeCeNucntreear,UniEstraversiddaadNeceionaAveli1ro0,,2Av6e8ir6o-,953 SPortuagcaalvém, Portugal ([alsr@itn.pt](alsr@itn.pt)) c Und ERivAeArsrqiaeelodgeiaAveS Air,oC, Deparalçadatamentode Santade GeociCatarinn, c9iaC,1Av49e5i-ro7Portug5 CruzaQl uebrada – Dafundo, Portugal  \n9th International Symposium on Environmental Geochemistry","cbCaivxKEh9FKZEF","https://ap.wps.com/l/cbCaivxKEh9FKZEF","pdf",343799,"English","# Study aim and site context\n## Sampling strategy and analytical methods\n## Mineralogical characterization and dosimetry\n## Effects on luminescence dating results","[{\"question\":\"What does the study aim to determine about Neolithic fill materials?\",\"answer\":\"It investigates geochemistry and mineralogy of fill materials and relates them to luminescence and dosimetric behavior, to understand how changes from human and environmental factors affect luminescence dating results.\"},{\"question\":\"How were the archaeological fill materials sampled and analyzed?\",\"answer\":\"Samples were taken from a profile of ditch fills covering excavations. Analyses combined INAA and XRF for element concentrations, in situ gamma spectrometry for dose-related measurements, and mineralogical characterization via XRD including bulk and clay fractions.\"},{\"question\":\"Why are water retention characteristics included in the assessment?\",\"answer\":\"Water retention helps evaluate environmental dose rates during burial, linking the site’s geochemical/mineralogical composition to the radiation conditions affecting luminescence signals.\"}]","9th International Symposium on Environmental Geochemistry - Fill Materials’ Geochemical and Mineralogical Characterization | PDF"]