{"id":"https://openalex.org/W2598782851","doi":"https://doi.org/10.33332/jgsm.geologi.v21i5.153","title":"CLEAT CHARACTERISTICS IN TERTIARY COAL OF THE MUARAENIM FORMATION, BANGKO AREA, SOUTH SUMATERA BASIN: Implications for Coalbed Gas Potential","display_name":"CLEAT CHARACTERISTICS IN TERTIARY COAL OF THE MUARAENIM FORMATION, BANGKO AREA, SOUTH SUMATERA BASIN: Implications for Coalbed Gas Potential","publication_year":2011,"publication_date":"2011-10-12","ids":{"openalex":"https://openalex.org/W2598782851","doi":"https://doi.org/10.33332/jgsm.geologi.v21i5.153","mag":"2598782851"},"language":"en","primary_location":{"id":"doi:10.33332/jgsm.geologi.v21i5.153","doi":"https://doi.org/10.33332/jgsm.geologi.v21i5.153","is_oa":true,"landing_page_url":"https://doi.org/10.33332/jgsm.geologi.v21i5.153","pdf_url":"https://journal.esdm.go.id/jgsm/article/download/11325/9078","source":{"id":"https://openalex.org/S4210195926","display_name":"Jurnal Geologi dan Sumberdaya Mineral","issn_l":"0853-9634","issn":["0853-9634","2549-4759"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4405275202","host_organization_name":"Pusat Survei Geologi","host_organization_lineage":["https://openalex.org/I4405275202"],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Jurnal Geologi dan Sumberdaya Mineral","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://journal.esdm.go.id/jgsm/article/download/11325/9078","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5109507595","display_name":"Asep Kurnia Permana","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405275202","display_name":"Pusat Survei Geologi","ror":"https://ror.org/034qtkb67","country_code":"ID","type":"government","lineage":["https://openalex.org/I4405275202"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Asep Kurnia Permana","raw_affiliation_strings":["Pusat Survei Geologi"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Pusat Survei Geologi","institution_ids":["https://openalex.org/I4405275202"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5060248839","display_name":"Hermes Panggabean","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405275694","display_name":"Badan Geologi","ror":"https://ror.org/044k4bd12","country_code":"ID","type":"government","lineage":["https://openalex.org/I4405275694"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Hermes Panggabean","raw_affiliation_strings":["Center for Geological Survey-Geological Agency"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Geological Survey-Geological Agency","institution_ids":["https://openalex.org/I4405275694"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.50951694,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"21","issue":"5","first_page":"265","last_page":"274"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11284","display_name":"Coal Properties and Utilization","score":0.9320999979972839,"subfield":{"id":"https://openalex.org/subfields/2103","display_name":"Fuel Technology"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11284","display_name":"Coal Properties and Utilization","score":0.9320999979972839,"subfield":{"id":"https://openalex.org/subfields/2103","display_name":"Fuel Technology"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10399","display_name":"Hydrocarbon exploration and reservoir analysis","score":0.03909999877214432,"subfield":{"id":"https://openalex.org/subfields/1907","display_name":"Geology"},"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/T12218","display_name":"Coal and Its By-products","score":0.026200000196695328,"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/cleat-system","display_name":"cleat system","score":0.7620000243186951},{"id":"https://openalex.org/keywords/coalbed-methane","display_name":"coalbed methane","score":0.8610000014305115},{"id":"https://openalex.org/keywords/sub-bituminous-coal","display_name":"subbituminous coal","score":0.9020000100135803},{"id":"https://openalex.org/keywords/methane-concentration","display_name":"methane concentration","score":0.48399999737739563},{"id":"https://openalex.org/keywords/coal-permeability","display_name":"coal permeability","score":0.7210000157356262},{"id":"https://openalex.org/keywords/maceral-composition","display_name":"maceral composition","score":0.6679999828338623},{"id":"https://openalex.org/keywords/vitrinite","display_name":"vitrinite","score":0.7020000219345093}],"concepts":[{"id":"https://openalex.org/C30370900","wikidata":"https://www.wikidata.org/wiki/Q1237331","display_name":"Maceral","level":3,"score":0.8553112149238586},{"id":"https://openalex.org/C2777069839","wikidata":"https://www.wikidata.org/wiki/Q6028535","display_name":"Inertinite","level":4,"score":0.818773627281189},{"id":"https://openalex.org/C2776469828","wikidata":"https://www.wikidata.org/wiki/Q955546","display_name":"Coalbed methane","level":4,"score":0.7678110599517822},{"id":"https://openalex.org/C518851703","wikidata":"https://www.wikidata.org/wiki/Q24489","display_name":"Coal","level":2,"score":0.7156090140342712},{"id":"https://openalex.org/C2777101687","wikidata":"https://www.wikidata.org/wiki/Q3496596","display_name":"Vitrinite","level":3,"score":0.6975479125976562},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.6895612478256226},{"id":"https://openalex.org/C108615695","wikidata":"https://www.wikidata.org/wiki/Q12880211","display_name":"Coal mining","level":3,"score":0.620650589466095},{"id":"https://openalex.org/C2780467620","wikidata":"https://www.wikidata.org/wiki/Q6557220","display_name":"Liptinite","level":5,"score":0.5051992535591125},{"id":"https://openalex.org/C516920438","wikidata":"https://www.wikidata.org/wiki/Q37129","display_name":"Methane","level":2,"score":0.4984626770019531},{"id":"https://openalex.org/C2911204943","wikidata":"https://www.wikidata.org/wiki/Q732607","display_name":"Bituminous coal","level":3,"score":0.45735493302345276},{"id":"https://openalex.org/C199289684","wikidata":"https://www.wikidata.org/wiki/Q83353","display_name":"Mineralogy","level":1,"score":0.45335307717323303},{"id":"https://openalex.org/C16674752","wikidata":"https://www.wikidata.org/wiki/Q1370637","display_name":"Mining engineering","level":1,"score":0.3759427070617676},{"id":"https://openalex.org/C17409809","wikidata":"https://www.wikidata.org/wiki/Q161764","display_name":"Geochemistry","level":1,"score":0.37021785974502563},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.17597493529319763},{"id":"https://openalex.org/C6494504","wikidata":"https://www.wikidata.org/wiki/Q82480","display_name":"Sedimentary rock","level":2,"score":0.11718502640724182},{"id":"https://openalex.org/C59235061","wikidata":"https://www.wikidata.org/wiki/Q289600","display_name":"Petrography","level":2,"score":0.058639705181121826},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.33332/jgsm.geologi.v21i5.153","doi":"https://doi.org/10.33332/jgsm.geologi.v21i5.153","is_oa":true,"landing_page_url":"https://doi.org/10.33332/jgsm.geologi.v21i5.153","pdf_url":"https://journal.esdm.go.id/jgsm/article/download/11325/9078","source":{"id":"https://openalex.org/S4210195926","display_name":"Jurnal Geologi dan Sumberdaya Mineral","issn_l":"0853-9634","issn":["0853-9634","2549-4759"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4405275202","host_organization_name":"Pusat Survei Geologi","host_organization_lineage":["https://openalex.org/I4405275202"],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Jurnal Geologi dan Sumberdaya Mineral","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.33332/jgsm.geologi.v21i5.153","doi":"https://doi.org/10.33332/jgsm.geologi.v21i5.153","is_oa":true,"landing_page_url":"https://doi.org/10.33332/jgsm.geologi.v21i5.153","pdf_url":"https://journal.esdm.go.id/jgsm/article/download/11325/9078","source":{"id":"https://openalex.org/S4210195926","display_name":"Jurnal Geologi dan Sumberdaya Mineral","issn_l":"0853-9634","issn":["0853-9634","2549-4759"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4405275202","host_organization_name":"Pusat Survei Geologi","host_organization_lineage":["https://openalex.org/I4405275202"],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Jurnal Geologi dan Sumberdaya Mineral","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2598782851.pdf","grobid_xml":"https://content.openalex.org/works/W2598782851.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2905328734","https://openalex.org/W4223493541","https://openalex.org/W3180125629","https://openalex.org/W1532599721","https://openalex.org/W7099345661","https://openalex.org/W2385111121","https://openalex.org/W2049061420","https://openalex.org/W2385459671","https://openalex.org/W6893608555","https://openalex.org/W2978034970"],"abstract_inverted_index":{"The":[0],"sub-bituminous":[1],"coal":[2,62,67,90,103,166,184,242],"seams":[3,16,68,185],"of":[4,26,56,164,178,191,203,223,247],"the":[5,54,61,89,102,165,241,248],"Muaraenim":[6,249,261],"Formation":[7,250,262],"commonly":[8],"overlie":[9],"claystone,":[10],"sandstone":[11],"or":[12],"shaly":[13],"siltstone.":[14],"Coal":[15],"are":[17],"mostly":[18,158],"dull":[19],"to":[20,45,134,147,152,171,217],"bright":[21],"banded":[22],"lithotype,":[23],"well":[24,79,198,221],"developed":[25],"cleat":[27,47,74,100,120,224,245],"system,":[28],"maceral":[29],"composition":[30],"dominated":[31],"by":[32],"vitrinite":[33],"with":[34,53,105,131,175],"rare":[35,133,202],"inertinite":[36],"and":[37,40,49,71,76,112,119,140,220,225,231,238,244],"minor":[38],"liptinite":[39],"mineral":[41,192],"matter.":[42],"In":[43],"order":[44],"determine":[46],"systems":[48,246],"a":[50,132,169],"possible":[51],"relationship":[52],"development":[55],"coalbed":[57,254],"gas":[58,82,179,255],"potential":[59],"within":[60,88,101],"seams,":[63,104],"detailed":[64],"observation":[65,139],"on":[66,73,142,211],"characteristics,":[69],"determination":[70],"measurement":[72,86,95],"pattern":[75],"orientation,":[77],"as":[78,197,199],"an":[80,200],"insitu":[81],"in":[83,107,114,159,180,195,207,235],"place":[84,181],"content":[85,163,194],"(Q1)":[87],"measures":[91],"were":[92],"performed.":[93],"Field":[94],"from":[96,182],"outcrops":[97],"demonstrate":[98],"well-developed":[99],"high":[106,218],"spacing":[108],"(\u2211":[109],"8.93":[110],"cm)":[111],"moderate":[113,172],"density":[115,219],"(0.1512/cm":[116],"-":[117,123],"0.21/cm)":[118],"aperture":[121],"(1":[122],"3":[124],"mm).":[125],"SEM":[126],"analysis":[127],"provides":[128],"microcleat":[129,208,226],"characteristics":[130,243],"medium":[135],"density.":[136],"Micro":[137],"focus":[138],"examination":[141],"microcleat,":[143],"face":[144],"microcleats":[145],"appears":[146],"be":[148],"most":[149],"prominent":[150],"compared":[151],"butt":[153],"microcleats.":[154],"Microcleats":[155],"also":[156],"found":[157],"open":[160],"aperture.":[161],"Gas":[162],"seam":[167],"indicates":[168],"low":[170],"methane":[173,213,236],"content,":[174],"overall":[176],"calculation":[177],"six":[183],"around":[186],"15.297,73":[187],"scf.":[188],"Moderate":[189,216],"level":[190],"matter":[193],"coal,":[196],"excessive":[201],"clay":[204],"minerals":[205],"infill":[206],"may":[209],"influence":[210],"increasing":[212],"adsorption":[214],"capacity.":[215],"continuity":[222],"could":[227],"affect":[228],"enhancing":[229],"permeability,":[230],"plays":[232],"important":[233],"role":[234],"migration":[237],"production.":[239],"Indeed,":[240],"maybe":[251],"favorable":[252],"for":[253],"potential.Keyword:":[256],"Coalbed":[257],"gas,":[258],"Cleat":[259],"systems,":[260]},"counts_by_year":[{"year":2020,"cited_by_count":1}],"updated_date":"2026-10-30T12:39:25.321706","created_date":"2017-04-07T00:00:00"}