{"text_format":"dbase-jsonl-2026-09-30","columns":[{"name":"REFERENCE","type":"character","width":16},{"name":"AGE","type":"number","width":6,"decimals":0},{"name":"ERROR","type":"number","width":4,"decimals":0},{"name":"METHOD","type":"character","width":6},{"name":"METHOD2","type":"character","width":6},{"name":"ROCKTYPE","type":"character","width":16},{"name":"NTS","type":"character","width":6},{"name":"SUBPROVINC","type":"character","width":6},{"name":"PROVINCE","type":"character","width":6},{"name":"SOURCE","type":"character","width":64},{"name":"COMMENTS","type":"character","width":254},{"name":"LABEL","type":"character","width":32},{"name":"UTM_EAST","type":"number","width":16,"decimals":0},{"name":"UTM_NORTH","type":"number","width":16,"decimals":0}],"n_rows":20,"rows_kept":20,"cut":false,"deleted_skipped":0,"read_ended":"whole","bounds":"16MiB/16384/4096/first_that_fit","version":"dbase_level_three","encoding_class":"enc_absent","reader":"statdb_count/9"}
["0936f",2712,4,"z","U","brcc","32D","ABT","ONT","Ayer et al.,1999b","98JAA-0006,Larder L Gp inheritance  @2723Ma","2711.5±4Ma",580060,5324170]
["0882j",2701,3,"z","U","flvc","31M","ABT","ONT","Corfu et al.,1991;Cor","SK,83SM1,Skead Gp,GoO282","2701±3Ma",591777,5315997]
["0885b",2701,3,"z","U","flvc","32D","ABT","ONT","Corfu,1993","C91-3,Skead Group,inheritance at 2720 Ma","2701+3/-2Ma",591374,5314226]
["0885c",2700,3,"z","U","flvc","32D","ABT","ONT","Corfu,1993","C88-10,Gauthier Gp","2700±3Ma",590613,5334375]
["0856a",2747,1,"z","U","flvc","32D","ABT","ONT","Mortensen,1993b","1,PTF-1,Pacaud felsite","2747±2Ma",578973,5317828]
["0882i",2705,2,"z","U","flvc","32D","ABT","ONT","Corfu et al.,1989;Cor","LL,N77-9,Larder Lk Gp,GoO281","2705±2Ma",597456,5318610]
["0884b",2720,2,"z","U","mfvc","32D","ABT","ONT","Corfu & Noble,1992","BC,N78-5,Wawbewawa-Catharine Fm","2720±2Ma",582281,5317221]
["0883a",2677,2,"z","U","brcc","32D","ABT","ONT","Corfu et al.,1991","TBv,C88-9,Bear Lake breccia,Timiskaming Gp,GoO279","2677±3Ma",600988,5330364]
["0883f",2679,3,"z","U","sdmn","32D","ABT","ONT","Corfu et al.,1991","TLs,C88-13,pebbly sandstone,Timiskaming Gp,GoO280,max age of se ime","<2679±3Ma",600055,5323399]
["0883h",2685,3,"z","U","qfph","32D","ABT","ONT","Corfu et al.,1991","TBp,CN78-2,Bidgood quartz porphyry,GoO278","2685±3Ma",580737,5334830]
["0883i",0,0,"z","U","lamp","32D","ABT","ONT","Corfu et al.,1991","Ld,C88-15,lamprophyre dike, 2750-2755 xenocrysts","2750-2755Ma, Xenocrysts in D",595110,5328700]
["0856o",2697,2,"z","U","grdr","41P","ABT","ONT","Mortensen,1993b","14,ICS-1,Indian Chute stock,2696.9+1.6/-1.5","2696±2Ma",541178,5295296]
["0856n",2698,4,"z","U","tnlt","41P","ABT","ONT","Mortensen,1993b","13,RLB-1,Round Lake batholith,2697.6+4.8/-3.6","2697+5/-4Ma",573920,5311184]
["0478d",2677,3,"z","U","grnt","42A","ABT","ONT","Frarey & Krogh,1986","#5,FC7-75,Winnie Lake stock, 2677.3+2.5/-2. ,GoO277","2677±3Ma",563802,5336814]
["0478e",2681,3,"z","U","qmnz","42A","ABT","ONT","Frarey & Krogh,1986","#6,FC5-75,Watabeag batholith, 2681.3+2./-2.6,GoO265","2681±3Ma",539985,5332121]
["0882r",2680,1,"z","U","synt","42A","ABT","ONT","Corfu et al.,1989;Cor","OT,K762,Otto stock,GoO275","2680±1Ma",571904,5324780]
["0882s",2680,1,"t","U","synt","42A","ABT","ONT","Corfu et al.,1989;Cor","OT,K762,Otto stock","2680±1Ma",571904,5324780]
["0880a",2672,2,"z,t","U","synt","42A","ABT","ONT","Wilkinson et al.,1999","Murdock Creek syenite,empla ement age,zircon & titanite","2672±2Ma",569443,5329251]
["0880c",2673,2,"z,t","U","synt","42A","ABT","ONT","Wilkinson et al.,1993","Lebel syenite,emplaceme t age,zircon & titanite","2673±2Ma",574405,5331384]
["0883b",2680,3,"z","U","sdmn","42A","ABT","ONT","Corfu et al.,1991","TCs,C88-3,sandstone Timiskaming Gp.,max age sedimentation","<2680±3Ma",568991,5331203]