Kedu ka esi ekpebi uru nke nkwụnye ego ọla kọpa?
Enwere ọtụtụ ihe ị ga-atụle mgbe ị na-achọpụta uru nke nkwụnye ego ọla kọpa.N'ime ihe ndị ọzọ, ụlọ ọrụ ga-atụle ọkwa ọkwa, nchacha ụgwọ, atụmatụ ego ọla kọpa na ịdị mfe nke igwu ọla kọpa.N'okpuru ebe a bụ nkọwa nkenke nke ọtụtụ ihe ị ga-atụle mgbe ị na-achọpụta uru nke nkwụnye ego ọla kọpa.
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Kedu ụdị nkwụnye ego ọla kọpa dị?
Nkwụnye ọla kọpa Porphyry dị obere mana ọ bụ isi iyi ọla kọpa dị mkpa n'ihi na enwere ike igwu ya n'ọtụtụ buru ibu na ọnụ ala dị ala.Ha na-enwekarị 0.4% ruo 1% ọla kọpa na obere ọla ndị ọzọ dị ka molybdenum, ọlaọcha na ọla edo.Nkwụnye ego ọla kọpa Porphyry na-abụkarị nnukwu ma na-ewepụta ya site na ngwuputa olulu mepere emepe.
Nkume sedimentary na-ebu ọla bụ ụdị nke abụọ kachasị mkpa nke nkwụnye ọla kọpa, na-aza ihe dịka otu ụzọ n'ụzọ anọ nke nkwụnye ọla kọpa achọpụtara n'ụwa.
Ụdị nkwụnye ego ọla kọpa ndị ọzọ a na-ahụ gburugburu ụwa gụnyere:
Mkpokọta Volcanogenic massive sulfide (VMS) bụ isi mmalite sulfide ọla kọpa etolite site na ihe omume hydrothermal na gburugburu oke osimiri.
Nkwụnye ego nke ígwè oxide-ọla kọpa-ọlaed (IOCG) bụ ọnụ ahịa dị elu nke ọla kọpa, ọla edo na uranium.
A na-etolite ego skarn ọla kọpa, n'ikwu ya n'ụzọ sara mbara, site na mgbanwe kemịkalụ na nke ịnweta anụ ahụ nke na-eme mgbe lithology abụọ dị iche iche batara.
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Gịnị bụ nkezi ọkwa nke nkwụnye ego ọla kọpa?
Ọkwa bụ ihe dị mkpa na uru nke nkwụnye ego ịnweta ma bụrụ ihe dị irè nke ntinye ígwè.Ọtụtụ ọla ọla kọpa nwere nanị ntakịrị akụkụ nke ọla ọla kọpa a na-etinye n'ime mineral ndị bara uru.Ọla ndị ọzọ bụ naanị okwute achọghị.
Ụlọ ọrụ na-eme nchọpụta na-eduzi mmemme mkpọpu mmiri iji wepụta ihe atụ nkume a na-akpọ cores.A na-enyocha isi ya na kemịkalụ iji chọpụta "ọkwa" nke nkwụnye ego ahụ.
A na-egosipụtakarị ọkwa nkwụnye ego ọla kọpa dị ka pasentị arọ nke oke nkume.Dịka ọmụmaatụ, 1000 kilogram nke ọla kọpa nwere kilogram 300 nke ọla kọpa nwere ọkwa nke 30%.Mgbe ntinye nke ígwè dị ntakịrị, enwere ike ịkọwa ya na akụkụ nke otu nde.Otú ọ dị, ọkwa bụ ihe a na-ahụkarị maka ọla kọpa, ụlọ ọrụ na-eme nchọpụta na-atụle ọkwa site na mkpọpu na nyocha.
Nkezi ọkwa ọla kọpa nke ọla kọpa na narị afọ nke 21 bụ ihe na-erughị 0.6%, na oke nke mineral ore na mkpokọta ọla bụ ihe na-erughị 2%.
Ndị na-achụ ego kwesịrị iji anya dị egwu lee atụmatụ ọkwa ọkwa.Mgbe ụlọ ọrụ na-eme nchọpụta na-ewepụta ọkwa ọkwa, ndị na-achụ ego kwesịrị ijide n'aka na ha ga-atụnyere ya na ngụkọta omimi nke isi ihe eji achọpụta ọkwa.Uru nke ọkwa dị elu na omimi dị ala dị ala karịa uru nke ọkwa mediocre na-agbanwe agbanwe site na isi miri emi.
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Ego ole ka ọ na-eri ọla kọpa m?
Ebe a na-egwupụta ọla kọpa kachasị na nke kacha baa uru bụ ogbunigwe mepere emepe, ọ bụ ezie na ogbunigwe ọla kọpa n'okpuru ala abụghị ihe ọhụrụ.Ihe kacha mkpa n'ime olulu mepere emepe bụ akụ dị nso n'elu.
Ụlọ ọrụ ndị na-egwuputa ihe na-enwe mmasị karịsịa na oke ibu ibu, nke bụ oke nkume na ala na-abaghị uru n'elu ihe onwunwe ọla kọpa.A ghaghị iwepụ ihe a iji nweta akụrụngwa.Escondida, nke a kpọtụrụ aha n'elu, nwere ihe onwunwe nke oke ibu na-ekpuchi ya, mana nkwụnye ego ka nwere uru akụ na ụba n'ihi nnukwu ego dị n'okpuru ala.
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Kedu ụdị ogbunigwe ọla kọpa?
E nwere ụdị abụọ dị iche iche nke nkwụnye ọla kọpa: ore sulfide na oxide ore.Ugbu a, isi iyi ọla kọpa na-adịkarị bụ chalcopyrite sulfide mineral, nke na-eme ihe dịka 50% nke mmepụta ọla kọpa.A na-ahazi ọla kọpa sulfide site na mmiri na-ese n'elu mmiri iji nweta uche ọla kọpa.Ọla ọla kọpa nwere chalcopyrite nwere ike imepụta ihe nwere 20% ruo 30% ọla kọpa.
Ngwakọta chalcocite bara uru na-abụkarị ọkwa dị elu, ebe ọ bụ na chalcocite enweghị ígwè, ọdịnaya ọla kọpa dị na ntinye uche sitere na 37% ruo 40%.A na-egwupụta chalcocite kemgbe ọtụtụ narị afọ ma bụrụ otu n'ime ọla kọpa kacha baa uru.Ihe kpatara nke a bụ nnukwu ọla kọpa, na ọla kọpa dị n'ime ya na-adị mfe iche na sọlfọ.
Otú ọ dị, ọ bụghị nnukwu ebe a na-egwupụta ọla kọpa taa.A na-eji sulfuric acid mee ọla kọpa oxide ore, na-ahapụ ịnweta ọla kọpa n'ime ngwọta sulfuric acid na-ebu ngwọta sulfate ọla kọpa.A na-ewepụkwa ọla kọpa ahụ na ngwọta sulfate ọla kọpa (nke a na-akpọ ngwọta leach bara ụba) site na mmịpụta ihe mgbaze na usoro ntinye nke electrolytic, nke dị ọnụ ala karịa froth flotation.
Oge nzipu: Jan-25-2024
