{"id":"https://openalex.org/W2137514799","doi":"https://doi.org/10.1346/ccmn.1975.0230604","title":"Quartz Presence in Relationship to Gibbsite Stability in Some Highly Weathered Soils of Brazil","display_name":"Quartz Presence in Relationship to Gibbsite Stability in Some Highly Weathered Soils of Brazil","publication_year":1975,"publication_date":"1975-12-01","ids":{"openalex":"https://openalex.org/W2137514799","doi":"https://doi.org/10.1346/ccmn.1975.0230604","mag":"2137514799"},"language":"en","primary_location":{"id":"doi:10.1346/ccmn.1975.0230604","doi":"https://doi.org/10.1346/ccmn.1975.0230604","is_oa":false,"landing_page_url":"https://doi.org/10.1346/ccmn.1975.0230604","pdf_url":null,"source":{"id":"https://openalex.org/S91823780","display_name":"Clays and Clay Minerals","issn_l":"0009-8604","issn":["0009-8604","1552-8367"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-70","russia-white-list-2"],"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Clays and Clay Minerals","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5111523319","display_name":"R. M. Weaver","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I205783295","display_name":"Cornell University","ror":"https://ror.org/05bnh6r87","country_code":"US","type":"education","lineage":["https://openalex.org/I205783295"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"R. M. Weaver","raw_affiliation_strings":["Department of Agronomy, Cornell University, Ithaca, NY, 14853, USA","Cornell Univ., Dep. Agron., Ithaca, N.Y., United States"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Agronomy, Cornell University, Ithaca, NY, 14853, USA","institution_ids":["https://openalex.org/I205783295"]},{"raw_affiliation_string":"Cornell Univ., Dep. Agron., Ithaca, N.Y., United States","institution_ids":["https://openalex.org/I205783295"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5111523319"],"corresponding_institution_ids":["https://openalex.org/I205783295"],"apc_list":{"value":3550,"currency":"USD","value_usd":3550},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.32673267,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":94},"biblio":{"volume":"23","issue":"6","first_page":"431","last_page":"436"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13102","display_name":"Soil and Environmental Studies","score":0.8788999915122986,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T13102","display_name":"Soil and Environmental Studies","score":0.8788999915122986,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11852","display_name":"Clay minerals and soil interactions","score":0.1103999987244606,"subfield":{"id":"https://openalex.org/subfields/1906","display_name":"Geochemistry and Petrology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11740","display_name":"Geochemistry and Elemental Analysis","score":0.007000000216066837,"subfield":{"id":"https://openalex.org/subfields/1906","display_name":"Geochemistry and Petrology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/quartz","display_name":"quartz","score":0.7990000247955322},{"id":"https://openalex.org/keywords/kaolinite","display_name":"kaolinite","score":0.9070000052452087},{"id":"https://openalex.org/keywords/highly-weathered-soils","display_name":"highly weathered soils","score":0.9139999747276306},{"id":"https://openalex.org/keywords/weathering","display_name":"weathering","score":0.3449999988079071},{"id":"https://openalex.org/keywords/quartz-dissolution","display_name":"quartz dissolution","score":0.7960000038146973},{"id":"https://openalex.org/keywords/reactive-silica","display_name":"reactive silica","score":0.75},{"id":"https://openalex.org/keywords/clay-mineralogy","display_name":"clay mineralogy","score":0.6759999990463257},{"id":"https://openalex.org/keywords/sand-content","display_name":"sand content","score":0.5130000114440918}],"concepts":[{"id":"https://openalex.org/C2777975867","wikidata":"https://www.wikidata.org/wiki/Q408516","display_name":"Gibbsite","level":3,"score":0.9838678240776062},{"id":"https://openalex.org/C2779899878","wikidata":"https://www.wikidata.org/wiki/Q223197","display_name":"Kaolinite","level":2,"score":0.8884787559509277},{"id":"https://openalex.org/C2779870107","wikidata":"https://www.wikidata.org/wiki/Q43010","display_name":"Quartz","level":2,"score":0.8377416133880615},{"id":"https://openalex.org/C159750122","wikidata":"https://www.wikidata.org/wiki/Q96621023","display_name":"Soil water","level":2,"score":0.7532733678817749},{"id":"https://openalex.org/C40724407","wikidata":"https://www.wikidata.org/wiki/Q179177","display_name":"Weathering","level":2,"score":0.6264933347702026},{"id":"https://openalex.org/C40212044","wikidata":"https://www.wikidata.org/wiki/Q1799034","display_name":"Clay minerals","level":2,"score":0.6030710339546204},{"id":"https://openalex.org/C88380143","wikidata":"https://www.wikidata.org/wiki/Q416674","display_name":"Dissolution","level":2,"score":0.5894691944122314},{"id":"https://openalex.org/C2776432453","wikidata":"https://www.wikidata.org/wiki/Q7946","display_name":"Mineral","level":2,"score":0.5338258743286133},{"id":"https://openalex.org/C199289684","wikidata":"https://www.wikidata.org/wiki/Q83353","display_name":"Mineralogy","level":1,"score":0.5175482630729675},{"id":"https://openalex.org/C2777844515","wikidata":"https://www.wikidata.org/wiki/Q593248","display_name":"Chlorite","level":3,"score":0.4933871328830719},{"id":"https://openalex.org/C2780030769","wikidata":"https://www.wikidata.org/wiki/Q4968575","display_name":"Plateau (mathematics)","level":2,"score":0.43991607427597046},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.4125814735889435},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.3809897005558014},{"id":"https://openalex.org/C107872376","wikidata":"https://www.wikidata.org/wiki/Q321355","display_name":"Environmental chemistry","level":1,"score":0.3433228135108948},{"id":"https://openalex.org/C17409809","wikidata":"https://www.wikidata.org/wiki/Q161764","display_name":"Geochemistry","level":1,"score":0.3087765574455261},{"id":"https://openalex.org/C159390177","wikidata":"https://www.wikidata.org/wiki/Q9161265","display_name":"Soil science","level":1,"score":0.20535409450531006},{"id":"https://openalex.org/C147789679","wikidata":"https://www.wikidata.org/wiki/Q11372","display_name":"Physical chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1346/ccmn.1975.0230604","doi":"https://doi.org/10.1346/ccmn.1975.0230604","is_oa":false,"landing_page_url":"https://doi.org/10.1346/ccmn.1975.0230604","pdf_url":null,"source":{"id":"https://openalex.org/S91823780","display_name":"Clays and Clay Minerals","issn_l":"0009-8604","issn":["0009-8604","1552-8367"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-70","russia-white-list-2"],"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Clays and Clay Minerals","raw_type":"journal-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.601.7223","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.601.7223","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.clays.org/journal/archive/volume 23/23-6-431.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1964614041","https://openalex.org/W1973691216","https://openalex.org/W2024584976","https://openalex.org/W2025877599","https://openalex.org/W2032057467","https://openalex.org/W2040879030","https://openalex.org/W2070380222","https://openalex.org/W2071081613","https://openalex.org/W2091474727","https://openalex.org/W2123805836","https://openalex.org/W2171096168","https://openalex.org/W2482216212","https://openalex.org/W2560696927","https://openalex.org/W2912031107","https://openalex.org/W2912835864","https://openalex.org/W4237895717"],"related_works":["https://openalex.org/W2138115322","https://openalex.org/W7100168289","https://openalex.org/W4292689538","https://openalex.org/W2080259814","https://openalex.org/W3217091817","https://openalex.org/W3033319914","https://openalex.org/W7095201628","https://openalex.org/W4213275738","https://openalex.org/W2058677814","https://openalex.org/W2043596504"],"abstract_inverted_index":{"Abstract":[0],"Determination":[1],"of":[2,6,11,15,31,49,63,83,91],"the":[3,12,19,28,36,50,81,87,92],"mineralogical":[4],"composition":[5],"six":[7],"highly":[8],"weathered":[9],"soils":[10,70],"Central":[13],"Plateau":[14],"Brazil":[16],"showed":[17],"that":[18,61],"sand":[20],"content":[21,90],"(predominantly":[22],"quartz)":[23],"was":[24],"not":[25],"related":[26],"to":[27],"relative":[29],"amounts":[30],"gibbsite":[32],"and":[33,86],"kaolinite":[34],"in":[35,44,55,68],"clay":[37,93],"(<":[38],"\u00b5m)":[39],"fractions.":[40,94],"The":[41],"latter":[42],"is":[43,71],"agreement":[45],"with":[46,57],"kinetic":[47],"considerations":[48],"involved":[51],"mineral":[52],"species,":[53],"but":[54],"disagreement":[56],"thermodynamic":[58],"considerations.":[59],"However,":[60],"dissolution":[62],"quartz":[64,85],"has":[65],"been":[66],"operative":[67],"these":[69],"indicated":[72],"by":[73],"an":[74],"excellent":[75],"relationship":[76],"(r2":[77],"=":[78],"0\u00b796)":[79],"between":[80],"amount":[82],"sand-size":[84],"reactive":[88],"SiO2":[89]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2016-06-24T00:00:00"}