{"id":"W3023973517","doi":"10.2138/am-2020-7298","title":"Oxygen isotope fractionation between gypsum and its formation waters: Implications for past chemistry of the Kawah Ijen volcanic lake, Indonesia","year":2020,"lang":"en","type":"article","venue":"American Mineralogist","topic":"earthquake and tectonic studies","field":"Earth and Planetary Sciences","cited_by":4,"is_retracted":false,"has_abstract":true,"ca_institutions":"Université du Québec à Montréal; McGill University","funders":"","keywords":"Gypsum; Geology; Geochemistry; Isotopes of oxygen; Sulfate; Fractionation; Meteoric water; Volcano; δ18O; Isotope geochemistry; Equilibrium fractionation; Crater lake; δ34S; Impact crater; Tephra; Isotope fractionation; Breccia; Mineralogy; Stable isotope ratio; Hydrothermal circulation; Chemistry; Fluid inclusions; Isotope; Paleontology","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":[],"consensus_categories":[],"category_scores_codex":[0.00005673504,0.00009135379,0.0001566757,0.00001517448,0.0001618645,0.00001942984,0.0001327745,0.00002640586,0.00004339458],"category_scores_gemma":[0.00006417781,0.00006408257,0.00004775572,0.0002231808,0.0001447391,0.0001421818,0.00001716019,0.00006538963,0.000007253288],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000003251883,"about_ca_system_score_gemma":0.00001955606,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0004018395,"about_ca_topic_score_gemma":0.0007397842,"domain_scores_codex":[0.9993994,0.00002301077,0.0001922729,0.0001578281,0.00008772119,0.0001397357],"domain_scores_gemma":[0.9994625,0.0001321768,0.0001852511,0.00009931267,0.00006723079,0.0000535039],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00001525264,0.000006120438,0.9704609,0.00004368789,0.0000369123,8.097617e-8,0.000312968,0.00008973738,0.001554594,0.00003394348,0.001876113,0.02556971],"study_design_scores_gemma":[0.0001737478,0.00007145445,0.9908183,0.000005074266,0.00002752761,0.000002594308,0.0002009851,0.0005457418,0.0006307489,0.00007223321,0.007366054,0.0000855254],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9843916,0.0001587769,0.0004271295,0.01268005,0.00002864102,0.000298214,0.0005639203,0.00002453945,0.001427177],"genre_scores_gemma":[0.998895,0.00006179779,0.0001392417,0.0003658849,0.000149321,0.00001034466,0.0003275342,0.000003068037,0.00004774942],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.02548418,"threshold_uncertainty_score":0.2613212,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0304281131803953,"score_gpt":0.2377340969585369,"score_spread":0.2073059837781416,"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."}}