{"id":"W3216367069","doi":"10.1130/g49656.1","title":"Preferential dissolution of uranium-rich zircon can bias the hafnium isotope compositions of granites","year":2021,"lang":"en","type":"article","venue":"Geology","topic":"Geological and Geochemical Analysis","field":"Earth and Planetary Sciences","cited_by":26,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Waterloo","funders":"","keywords":"Zircon; Geology; Geochemistry; Geochronology; Hafnium; Petrogenesis; Crust; Isotope; Partial melting; Metamictization; Uranium; Dissolution; Petrology; Mantle (geology); Zirconium; Chemistry; Materials science","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.00009684862,0.00007293199,0.0002109676,0.00003082804,0.0000863602,0.000005078732,0.0001524236,0.00006684144,0.008988445],"category_scores_gemma":[0.00007577406,0.0000440544,0.00009820447,0.0002836549,0.0002658046,0.00002283603,0.00002939039,0.0001011364,0.00003710617],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":8.960071e-7,"about_ca_system_score_gemma":0.00002291087,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.005482647,"about_ca_topic_score_gemma":0.01855936,"domain_scores_codex":[0.9991744,0.0001613073,0.0002277,0.0001512135,0.000109465,0.0001759607],"domain_scores_gemma":[0.9993632,0.0002253842,0.00009564061,0.0001529971,0.0001215967,0.00004115155],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00005058532,0.0000939858,0.9601477,0.00002601295,0.0001054088,0.000004930791,0.0001896963,0.002287139,0.03381483,0.001467941,0.0003245608,0.001487242],"study_design_scores_gemma":[0.0001864,0.0001223851,0.9350176,0.000004747029,0.0001001538,0.00001993239,0.0001522063,0.001078508,0.04702405,0.01559568,0.0006151341,0.00008314264],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9927435,0.0005147875,0.0001718873,0.00273501,0.00008942327,0.00004951077,0.00009189064,0.000008721494,0.003595271],"genre_scores_gemma":[0.9989087,0.00005304687,0.0002201212,0.0001405265,0.00003656982,8.937574e-7,0.0004748996,7.045657e-7,0.000164538],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.02513001,"threshold_uncertainty_score":0.9993494,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02221964824561288,"score_gpt":0.2043098513565933,"score_spread":0.1820902031109805,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}