Kufamba muKubvisa Goridhe muBurundi: Zvishandiso zveCIP/CIL zveAdvanced for Muyinga & Mabayi Ore Deposits
Burundi inomiririra imwe yemiganhu yegoridhe iri kutarisirwa kuEast Africa. Sezvo nyika iri kuvandudza zvivakwa zvayo zvemigodhi pasi pehutungamiriri hweOffice Burundais des Mines et de la Géologie (OBREMA), kucherwa kwegoridhe kuri kuchinja nekukurumidza kubva panzira dzechinyakare dzekugadzira zvinhu kusvika kufekitori dzeCarbon-in-Leach (CIL) nedzekuburitsa goridhe. Mabhandi makuru egoridhe ari mumatunhu ekuchamhembe akadai seMuyinga (matunhu eButihinda neRugari) , matunhu ekuchamhembe kwakadziva kumadokero akadai seCibitoke (minda yegoridhe yeMabayi / Cimba) , pamwe neKirundo neBubanza, anopa mukana mukuru kune vanoisa mari nevanoita mabasa emigodhi.
Zvisinei, mamaneja emafekitori nenyanzvi dzesimbi muBurundi vanosangana nematambudziko akasiyana ehunyanzvi uye ekushanda. Chekutanga, Makambani Akabatana Ane Nzvimbo Dzakavharirwa: Sezvo iri nyika isina nzvimbo, mabasa emigodhi muBurundi anovimba zvakanyanya nenzira yekufambisa yeCentral Corridor kubva kuPort of Dar es Salaam muTanzania, ichipinda nepamiganhu yakaita seKobero. Kupinza makemikari ane njodzi eClass 6.1 akadai seSodium Cyanide yechinyakare kunosanganisira kubviswa kwemvura yakawanda, mitero yakakwira yekutakura zvinhu, uye kunonoka kwakanyanya kwemitero. Chechipiri, High-Clay Saprolite nePolymetallic Ores: Mazhinji emadhaka egoridhe asina kudzika muBurundi ane zvicherwa zvevhu (slimes) zvinofukidza zvidimbu zvegoridhe, zvinodzora kuyerera kwemvura, uye foul activated Carbon . Uyezve, madhaka akadzika muMabayi anoratidza hukama hwakaoma hwepolymetallic copper-gold hunodya zvinhu zvinonyungudutsa mvura zvakanyanya. Chechitatu, Kudzivirirwa Kwezvakatipoteredza kuLake Tanganyika: Nekutarisirwa kwakasimba kwezvakatipoteredza kuchengetedza nzvimbo dzerwizi dzemunharaunda neLake Tanganyika basin, kudururwa kwemvura netsaona kana kudonha kwecyanide kunogona kukonzera kumisa kwemutemo nekukasika.
United Chemical inopa mhinduro dzesimbi dzakagadzirirwa nharaunda yemigodhi muBurundi. Kuburikidza nemutsara wedu wezvigadzirwa wakasimba, kurongedza kwakasimba, uye nzira dzekufambisa dzakasarudzika munzira yeDar es Salaam, tinovimbisa kuwanikwa kwe reagent kwakavimbika, kudzoreredzwa kwegoridhe kwakanyanya, uye rugare rwepfungwa rwe100%.
Matrix yemakemikari yakagadzirirwa kuBurundi yekubvisa goridhe
AuCyan™ Sodium Cyanide NaCN (≥98.3%)
Munzvimbo dzine simbi dzakawanda dzakadai seMabayi uko mhangura nesimbi sulfide zvinokanganisa kubuda kwemvura, chinhu chinonyungudutsa goridhe zvakanyanya chinodiwa kuti goridhe rirambe richinyungudika nekukurumidza.
Kuchena Kwemakemikari Kusingachinji: Yakasimbiswa pa ≥98.3% kuchena, AuCyan™ inopa huwandu hwakawanda hwe active cyanide ions (CN⁻). Izvi zvinoita kuti kinetics irambe ichinyungudika kunyangwe kana ichibvisa ores dzakaoma, zvichideredza nguva yekugara mumatangi eCIL agitation.
Kurongedza Kusingapindi Mvura muCentral Corridor: Kutakurwa kwemvura neTanzania kuenda kuBurundi kunosanganisira hunyoro hwakawanda uye kuchinja kwenzvimbo dzakakwirira. AuCyan™ yakavharwa mumadhiramu esimbi anotenderwa neUN ane mapurasitiki emukati anorema, zvichidzivirira kunyudzwa kwemvura uye zvichiita kuti kemikari isvike kuMuyinga kana Bujumbura iri mumamiriro akanaka.
AuCarb™ Gold Recovery Coconut Shell Activated Carbon (≥99% Kuoma)
Matombo e saprolite ane ivhu rakawanda kuchamhembe kweBurundi anogadzira matope akaomarara uye akakora. Kabhoni isina kunaka inoputika nekukurumidza kana matope akawanda achinyungudika, zvichikonzera kurasikirwa negoridhe mudhamu remusana.
Kuramba Kuoma Kwakanyanya (≥99% Kuoma): AuCarb™ inogadzirwa kubva kuCoconut Shell yepamusoro -soro inoshandiswa pakupisa kwakanyanya. Kuoma kwayo kusingaenzaniswi kunoderedza kuoma kwevhu rakaoma, zvichidzivirira zvachose kurasikirwa negoridhe kuburikidza nekuputsika kwekabhoni.
Kugadzirwa kweHyper-Kinetic Pore: Kugoverwa kwemapore kwakagadzirwa zvakanaka kunobvumira AuCarb™ kuti ikwanise kunyudza goridhe nekukurumidza [Au(CN)₂]⁻ kunyangwe mumaslurry ane viscous, akanyanya kutsvedza anowanzoitwa mumabasa ekugadzirisa Muyinga.
AuLeach™ Gold Leaching Agent (GDA) - Isina Ngozi
Kune varidzi vemigodhi vari kutsvaga kugadzirisa kutakura zvinhu munyika dzakasiyana uye kuona kuti mitemo yezvakatipoteredza yeOBREMA inotevedzwa nekukurumidza, AuLeach™ ndiyo sarudzo yemazuva ano muindasitiri.
Kubviswa Kwemotokari Nekukurumidza: Nekuti AuLeach™ inoonekwa semakemikari emuindasitiri asina njodzi, inodarika mvumo yekutakura zvinhu zvine njodzi paPort of Dar es Salaam nenzvimbo dzekutarisa miganhu, zvichideredza nguva yekufamba kuenda kuBurundi nemazuva anosvika makumi matatu.
Inochengetedza Hutano hweZviwanikwa uye Inoenderana neOBREMA: Mishonga isina chepfu shoma uye isina cyanide inoita kuti kuongororwa kwezvakatipoteredza kuve nyore, zvichibvisa njodzi dzemakemikari kune minda yekurima iri pedyo nenzvimbo dzemvura dziri muLake Tanganyika.
Kuziva Central Corridor: Kutakura Zvinhu Kwakavimbika kuBurundi
Kutumira makemikari muBurundi isina gungwa kunoda nzira dzakanyatsorongeka dzekufambisa zvinhu uye ruzivo rwakadzama rwemigwagwa yekutengeserana yeEast Africa. United Chemical inotora mutoro wakazara wekutumira kwako kubva pasi pefekitori kuenda kunzvimbo yako yefekitori.
Hunyanzvi hweChiteshi cheDar es Salaam: Tinotarisira kuburitswa kwemidziyo mugungwa nekukurumidza uye magwaro ekufambisa zvinhu kuburikidza neTanzania, tichidzivirira kudhura kwekuchengetedza chiteshi uye muripo wekuderedza mitengo.
Kufambiswa Kwezvinhu Pamuganhu: Vatinoshanda navo mukutakura zvinhu vane hunyanzvi mukufambisa zvinhu nemotokari kuburikidza nepamuganhu weKobero, vachiendesa zvinhu zvakananga kunzvimbo dzemigodhi muMuyinga, Cibitoke, kana nzvimbo dzekuparadzira zvinhu muBujumbura.
Edzai Zvishandiso Zvedu Pamienzaniso Yenyu yeBurundi Ore
Bvisai fungidziro dzekushanda. Tinokoka Vatariri veMigodhi, Nyanzvi dzeMetallurgists, uye Vakuru veMigodhi muBurundi kuti vakumbire mienzaniso yekuyedzwa yemahara. Tarisai kuti gold leach kinetics inoshanda sei, kuti carbon adsorption inogona sei, uye kuti inoshanda sei murabhoritari yenyu musati maodha kutengeswa.
Kumbira Sampuli dzeLab dzeMahara Iye Zvino
Mibvunzo Inowanzo bvunzwa: Kugadziriswa kweGoridhe muBurundi
1. Ndedzipi nzvimbo huru dzinochera goridhe muBurundi?
Madhipoziti ekutanga egoridhe eBurundi akaiswa mudunhu rekuchamhembe kweMuyinga (Butihinda neRugari) , kuchamhembe kwakadziva kumadokero kweCibitoke (Mabayi / Cimba saiti) , pamwe nematunhu eKirundo neBubanza. Aya matunhu anoratidza yakakwirira-giredhi oxide saprolite akaturikidzana pamwe neakadzika quartz-vein hard rock deposits.
2. Kuwanda kwevhu mumatombo egoridhe eMuyinga kunokanganisa sei kubviswa kweCIL?
Ivhu rakawanda uye slime inowedzera kusviba kwetsvina, zvichikonzera kuvharwa kwezvidimbu zvegoridhe uye kupera kwekabhoni nekukurumidza. Kushandisa dispersants pamwe chete neHyper-hard Activated Carbon senge AuCarb™ (≥99% kuomarara) kunodzivirira kuputika kwekabhoni uye kunoita kuti gold adsorption ishande zvakanaka.
3. Sei United Chemical senga sodium cyanide kupinda muBurundi isina gungwa?
Tinotakura zvinhu kuburikidza nechiteshi chengarava cheDar es Salaam tichitevedza Central Corridor yeTanzania. Zvinhu zvinofambiswa nemutemo wekutakura zvinhu kuburikidza nenzvimbo dzemuganhu dzakadai seKobero zvichienda kuMuyinga, Cibitoke, kana Bujumbura, zvichitsigirwa zvizere nemapakeji esimbi esimbi akatenderwa neUN.
4. Chii chinoita kuti AuLeach™ leaching agent ikurumidze kupinza muBurundi?
Nekuti AuLeach™ GDA haina njodzi uye haina cyanide, inodarika mitemo yakasimba yezvinhu zvine njodzi paPort of Dar es Salaam nepamuganhu. Izvi zvinokurumidzisa hurongwa hwekutakura zvinhu uye zvinobvisa mari inodhura yekufambisa zvinhu zvisina njodzi.
5. AuLeach™ inotevedzera here mitemo yeBurundi OBREMA yekuchengetedzwa kwezvakatipoteredza?
Ehe. AuLeach™ ine chitupa chepasi rose chekuchengetedza nharaunda uye haina chepfu yakawanda. Kubviswa kwetsvina kubva kuAuLeach™ hakudi kubviswa tsvina zvakanyanya, zvichiita kuti Environmental Impact Assessments (EIA) ive nyore uye inosangana nezvinodiwa zveOBREMA pedyo nenzvimbo dzemvura.
6. AuLeach™ inogona kushandiswa here muCIL iripo kana kuti mavat leaching systems muBurundi?
Ehe, 100%. AuLeach™ yakagadzirwa senzira yekutsiva Sodium cyanide zvakananga . Vashandi vemugodhi havafanirwe kugadzirisa matangi, mapombi, kana macircuit ekudzikisa, zvichibvumira kushanduka kwekushanda zvakanaka.
7. Sei kuchena kwe sodium cyanide (≥98.3%) kuchikosha kune matombo emhangura negoridhe muCibitoke?
Masimbi ari muMabayi (Cibitoke) anowanzova nemaminerari emhangura neechipiri anoshandisa cyanide isina kuchena. AuCyan™ Sodium Cyanide (≥98.3%) inopa maCN-ions anoshanda zvakanyanya kuti arambe akasimba, achikunda makwikwi emhangura uye achivandudza kudzoserwa kwegoridhe.
8. Kushandisa AuLeach™ kunodzivirira sei nzvimbo yemvura yeLake Tanganyika?
Kushandisa reagent isina njodzi seAuLeach ™ kunoderedza zvakanyanya njodzi yekuyerera kwemvura ine chepfu kubva kuTailings Storage Facilities (TSF). Izvi zvakakosha zvikuru pakutevedzera mitemo yakasimba yekuchengetedza nharaunda yakakomberedza Lake Tanganyika nenzizi dzemunharaunda, kudzivirira mugodhi wako kubva kuchirango chakaoma kana kuvharwa kamwe kamwe nevakuru vezvakatipoteredza.
9. Ma reagents enyu akakodzera here kumigodhi yeBurundi kuti igadziriswe kuita CIL/Vat leaching yepamutemo?
Zvechokwadi. Sezvo OBREMA yeBurundi ichikurudzira kuti kuchera kwemugodhi kuve kwepamutemo, kukwidziridzwa kweVAT kana CIL kunoda makemikari akasimba. Tinopa mhando ye reagent inoenderana, gwara rekuongorora dosing, uye huwandu hunogona kuwedzerwa kuitira kuti fekitari yenyu itsva iri muMuyinga kana Cibitoke iwane kuvandudzwa kwakanyanya.
10. Vashandi vemigodhi muBurundi vangakumbira sei sampuro dzekuyedza dzemahara?
Tinokurudzira zvikuru kuyedzwa kwesimbi kwakazara. Vatariri vemafekitori nenyanzvi dzesimbi vanoshanda muBurundi vanogona kutibata kuti vakumbire masampuli ekuyedzwa emahara eAuCyan™, AuCarb™, kana AuLeach™. Isu ticharonga kutumirwa kuitira kuti mugone kuona mashandiro echinyakare pamatombo enyu chaiwo musati maita maodha akawanda.
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