{"id":"W4414562637","doi":"10.1029/2025gc012505","title":"Interpreting Europium Anomalies in Zircon: The Importance of Source Redox","year":2025,"lang":"en","type":"article","venue":"Geochemistry Geophysics Geosystems","topic":"Geological and Geochemical Analysis","field":"Earth and Planetary Sciences","cited_by":5,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Waterloo","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Europium; Zircon; Mineral redox buffer; Ferrous; Metamorphism; Ferric; Mineral","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.000649644,0.0004552096,0.000342995,0.001062219,0.0002602122,0.0009847409,0.0004489004,0.0005660868,0.0004266264],"category_scores_gemma":[0.00101925,0.0002742943,0.0003008721,0.0008726228,0.000234687,0.0006426613,0.0005494653,0.000215411,0.0001202078],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004714765,"about_ca_system_score_gemma":0.0003172607,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.008993916,"about_ca_topic_score_gemma":0.01081326,"domain_scores_codex":[0.9998392,0.00003832016,0.00001361901,0.00004850672,0.00003665246,0.00002371037],"domain_scores_gemma":[0.9998602,0.00005814815,0.00002560629,0.00001828227,0.00003207573,0.000005647811],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.0004655487,0.00007707659,0.4348309,0.0003273443,0.0004164914,0.0008618995,0.0004567719,0.09772058,0.405145,0.003822206,0.0005604622,0.05531572],"study_design_scores_gemma":[0.00009577267,0.0001539255,0.217915,0.00008192292,0.000345829,0.000515874,0.000875846,0.5746287,0.191639,0.005821551,0.007850543,0.00007594087],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9721913,0.00059112,0.02371191,0.0001742377,0.00002153664,0.00001676181,0.0004430161,0.0002814164,0.002568647],"genre_scores_gemma":[0.995115,0.0001653505,0.004427409,0.00001681744,0.000003700778,0.000002565516,0.0001052671,0.00004561024,0.000118212],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.008993916,"threshold_uncertainty_score":0.01788312,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.004650766358477582,"score_gpt":0.1882478349503814,"score_spread":0.1835970685919038,"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."}}