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Show 27 Roasting Bullion Goali t i.cn #1 a.t 7500c. ... Pe,rce.nt. Time of Total Total Total Ro$·t:ing Raw ore 2 ho-ur 4 hour" 6 hour 8 hour' Zh Pb Zn. sol. S S i .n % % H2SO4 . 10% of total sol. in s·a::.t,. brine H2SO4 Ph. sol. Fe. % 6.82 3.02 3.02 19.28 1.11 6.'73 3.9.6 38.1 84.1 84.5 1.55 1.50 9.34 9.33 4.21 4· 08 12.70 1.61 31.5 30.5 98.7 91.6 3.28 8.97 8.97 4:,. 02 397 2.07 81.6 81.2 102.6 100.0 0.61 0.61 9.52 9.72 4.09 4.09 8.22 4-.09 4.09 Co.nclusi.o:ns: zd nc and all and d so Lub l,e ... At of The. the the t.ed 35 mesh .• 28 71.8 71.0 102.7 102.7 0.66 0.70 2.10 1.01 88.0 88.4 101.4 102.7 0.56 0.61 end. af lead end as 3 1.79 is four hour-s soluble. the end eJ:' four hours ana:lysi S wa.s· % 2.17 iron fnc.x'eas,es at sc ze en z-oas 1.82 . the but dJe,Qx_eas.e:-s: crt On Sol. Percent. % 8.18 samples Q,f to ta ; on the r-oas t.Lng 80% Four; hour's of the roas of a.cldi ti.onal tw·o-_ hour ting,. #1 :Bulli em Coa.li t:iwn follovfs: 23.4% On 150 mesh the If .8% If 65 If 32.4% n 200 n. 8.2% u 100 It 20.6% He 200 II 6.4% z-oaa t. |
