Binciken Zubar da Zinare a Burundi: Ci gaba da ayyukan sake amfani da CIP/CIL don ajiyar Muyinga & Mabayi Ma'adinai
Burundi tana ɗaya daga cikin yankunan da suka fi fuskantar barazanar zinare a Gabashin Afirka. Yayin da ƙasar ke sabunta kayayyakin haƙar ma'adinai a ƙarƙashin kulawar Ofishin Burundais des Mines et de la Géologie (OBREMA), hakar zinare yana ci gaba da bunƙasa cikin sauri daga hanyoyin gargajiya na fasaha zuwa ga masana'antar Carbon-in-Leach (CIL) da kuma masana'antar tace ma'adinai. Manyan bel ɗin zinare da ke cikin lardunan arewa kamar Muyinga (gundumomin Butihinda da Rugari) , lardunan arewa maso yamma kamar Cibitoke (filayen zinare na Mabayi / Cimba) , da kuma Kirundo da Bubanza, suna ba da babban damar ga masu zuba jari da masu gudanar da ma'adinai.
Duk da haka, manajojin masana'antu da manyan masu aikin karafa a Burundi suna fuskantar matsaloli na musamman na fasaha da aiki. Na farko, Sarkokin Samar da Kayayyaki Masu Tsauri a Fadin Kasa: Kasancewar kasa ce da ba ta da ruwa, ayyukan hakar ma'adinai a Burundi sun dogara sosai kan hanyar jigilar kayayyaki ta Central Corridor daga Tashar Jiragen Ruwa ta Dar es Salaam a Tanzania, suna shiga ta kan iyakoki kamar Kobero. Shigo da sinadarai masu haɗari na Class 6.1 kamar Sodium Cyanide na gargajiya ya ƙunshi izinin shiga da kaya daga yankuna daban-daban, hauhawar farashin kaya, da kuma jinkirin kwastam mai tsanani. Na biyu, Saprolite mai yawan yumbu da ma'adanai masu yawan yumbu: Yawancin ma'adinan zinare mara zurfi na Burundi suna ɗauke da ma'adanai masu nauyi na yumbu (slame) waɗanda ke rufe ƙwayoyin zinare, suna hana fitar da hayaki, da kuma gurɓataccen iskar Carbon da aka kunna . Bugu da ƙari, zurfafan ma'adanai a Mabayi suna nuna haɗakar tagulla da zinare mai yawan yumbu waɗanda ke cinye magudanar ruwa mai yawa. Na uku, Kare Muhalli a kusa da Tafkin Tanganyika: Tare da tsauraran kula da muhalli da ke kare magudanar ruwa ta kogi da kuma kwarin Tafkin Tanganyika, zubewar da ba ta dace ba ko zubewar da ke ɗauke da cyanide na iya haifar da dakatarwar dokoki nan take.
United Chemical yana samar da hanyoyin samar da ƙarfe na musamman waɗanda aka ƙera musamman don muhallin haƙar ma'adinai na Burundi. Ta hanyar layin samfuranmu masu ƙarfi, marufi mai tsauri, da kuma ƙa'idodin sufuri na musamman a kan hanyar Dar es Salaam, muna ba da garantin wadatar kayan aiki masu inganci, mafi girman dawo da zinare, da kwanciyar hankali 100%.
Matrix na Sinadaran da aka ƙera don Haƙar Zinare na Burundi
AuCyan™ Sodium Cyanide NaCN (≥98.3%)
A yankunan ma'adanai masu ƙarfe kamar Mabayi inda tagulla da ƙarfe sulfide ke tsoma baki wajen fitar da ruwa, yana da matuƙar muhimmanci a kiyaye saurin narkewar zinare.
Tsabtace Sinadarai Mai Sauƙi: An tabbatar da tsarkin ≥98.3%, AuCyan™ yana ba da babban taro na ions masu aiki na cyanide (CN⁻). Wannan yana tabbatar da saurin wargazawa koda lokacin da ake fitar da ma'adanai masu rikitarwa, yana rage lokacin zama a cikin tankunan motsa jiki na CIL.
Marufi Mai Rage Yanayin Yanayi a Tsakiyar Hanya: Sufuri a faɗin Tanzania zuwa Burundi ya ƙunshi yawan danshi da canjin yanayi. An rufe AuCyan™ a cikin gangunan ƙarfe da Majalisar Dinkin Duniya ta amince da su tare da manyan layukan filastik na ciki, wanda ke hana shan danshi kuma yana tabbatar da cewa sinadarin yana isa Muyinga ko Bujumbura cikin kyakkyawan yanayi.
Kwakwa Mai Gyaran Zinare na AuCarb™ Carbon da Aka Kunna (≥99% Taurin)
Ma'adanai masu yawan yumbu a arewacin Burundi suna samar da slurries masu yawa da ƙamshi. Rashin ingancin carbon yana karyewa da sauri bayan an yi ta fama da matsanancin tururi, wanda hakan ke rage tarar zinare a cikin madatsar ruwa.
Juriyar Rage Kashi (≥99% Taurin): An ƙera AuCarb™ ne daga ingantaccen harsashin kwakwa wanda ke fuskantar yanayin zafi mai zafi. Taurinsa na zahiri wanda ba a iya misaltawa yana rage raguwar kauri a cikin babban ɓangaren yumbu, yana hana asarar zinare gaba ɗaya ta hanyar lalata carbon.
Tsarin Ramin Hakora Mai Tsanani: Rarraba ramuka na musamman da aka haɓaka yana bawa AuCarb™ damar shanye hadaddun zinare cikin sauri [Au(CN)₂]⁻ ko da a cikin slurries mai laushi da yawa waɗanda aka saba amfani da su a ayyukan sarrafa Muyinga.
AuLeach™ Gold Leaching Agent (GDA) - Ba Mai Haɗari Ba
Ga masu ma'adinan da ke neman sauƙaƙe jigilar kaya zuwa ƙasashen waje da kuma tabbatar da bin ƙa'idodin muhalli na OBREMA nan take, AuLeach™ ita ce zaɓin masana'antar zamani.
Rage Haɗa Kan Iyakoki Cikin Sauri: Saboda an sanya AuLeach™ a matsayin sinadarai na masana'antu marasa haɗari, yana tsallake izinin jigilar kayayyaki masu haɗari a Tashar Jiragen Ruwa ta Dar es Salaam da wuraren bincike na kan iyakoki, wanda ke rage lokacin jigilar kaya zuwa Burundi har zuwa kwanaki 30.
Mai Kyau ga Muhalli da OBREMA: Tsarin da ba shi da guba da cyanide yana sauƙaƙa kimanta tasirin muhalli (EIA), yana kawar da haɗarin gubar sinadarai ga filayen noma da ruwa da ke kusa a cikin tafkin Tanganyika.
Kwarewa a Babbar Hanya: Ingantattun Kayan Aiki zuwa Burundi
Jigilar sinadarai zuwa Burundi mai iyaka tana buƙatar daidaiton kayan aiki da kuma zurfin ilimin hanyoyin kasuwanci na Gabashin Afirka. United Chemical yana ɗaukar cikakken alhakin jigilar kayanku daga benen masana'anta zuwa wurin da kuke aiki.
Ƙwarewar Tashar Jiragen Ruwa ta Dar es Salaam: Muna sarrafa jigilar kaya cikin sauri a teku da kuma takardun jigilar kwastam ta hanyar Tanzania, muna hana tsadar ajiyar jiragen ruwa da kuma kuɗin rage darajar jiragen ruwa.
Aikin Sufuri a Kan Iyaka: Abokan hulɗarmu na jigilar kayayyaki sun ƙware a fannin zirga-zirgar ayarin motoci a kan iyakar Kobero, suna isar da su kai tsaye zuwa wuraren hakar ma'adinai a Muyinga, Cibitoke, ko kuma cibiyoyin rarrabawa na tsakiya a Bujumbura.
Gwada Reagent ɗinmu akan samfuran ma'adinan ku na Burundi
Kawar da zato na aiki. Muna gayyatar Manajan Masana'antu, Masana'antar Karafa, da Jami'an Hako Ma'adinai a Burundi don neman samfuran gwaji kyauta. Tabbatar da tasirin zubar da zinare, ƙarfin shaƙar carbon, da ingantaccen farfadowa a cikin dakin gwaje-gwajenku kafin yin odar kasuwanci.
Nemi Samfuran Dakunan Gwaji Kyauta Yanzu
Tambayoyin da Ake Yawan Yi: Sarrafa Zinare a Burundi
1. Wadanne manyan yankunan hakar zinare ne a Burundi?
Rikicin farko na zinare na Burundi ya ta'allaka ne a lardin Muyinga na arewa (Butihinda da Rugari) , lardin arewa maso yammacin Cibitoke (Mabayi / Cimba site) , da kuma lardunan Kirundo da Bubanza. Waɗannan yankuna sun ƙunshi manyan yadudduka na saprolite oxide da ma'adinan ma'adinan ma'auni-jijiya mai ƙarfi.
2. Ta yaya yawan yumbu a cikin ma'adinan zinare na Muyinga ke shafar fitar da CIL?
Yawan yumbu da ƙura yana ƙara danko na slurry, yana haifar da rufewar ƙwayoyin zinare da kuma saurin lalacewa ta injinan carbon. Amfani da na'urorin wargazawa tare da Carbon da aka kunna mai ƙarfi kamar AuCarb™ (≥99% tauri) yana hana karyewar carbon kuma yana tabbatar da ingancin shaye-shayen zinare.
3. Ta yaya United Chemical kai sodium cyanide zuwa Burundi mai iyaka da teku?
Muna jigilar kayayyaki ta tashar jiragen ruwa ta Dar es Salaam tare da babbar hanyar jirgin ƙasa ta Tanzania. Ana jigilar kaya ta ƙarƙashin lasisin jigilar kaya ta kan iyakokin ƙasar kamar Kobero kai tsaye zuwa Muyinga, Cibitoke, ko Bujumbura, tare da cikakken goyon bayan marufin ganga na ƙarfe da Majalisar Ɗinkin Duniya ta amince da shi.
4. Me ke sa AuLeach™ mai sauƙin amfani da shi wajen shigo da shi cikin sauri zuwa Burundi?
Saboda AuLeach™ GDA ba ta da haɗari kuma ba ta da cyanide, tana keta ƙa'idojin ƙa'idoji masu tsauri na kaya masu haɗari a Tashar Jiragen Ruwa ta Dar es Salaam da kwastam kan iyaka. Wannan yana hanzarta jadawalin jigilar kaya sosai kuma yana kawar da kuɗin rakiya masu tsada.
5. Shin AuLeach™ ya bi ƙa'idodin muhalli na OBREMA na Burundi?
Eh. AuLeach™ an tabbatar da shi a duniya, yana da aminci ga muhalli kuma yana da ƙarancin guba. Tarin da aka yi daga AuLeach™ yana buƙatar ƙarancin tsarkakewa, wanda ke sa Kimanta Tasirin Muhalli (EIA) ya zama mai sauƙi kuma ya cika ƙa'idodin OBREMA kusa da wuraren ruwa.
6. Za a iya amfani da AuLeach™ a cikin tsarin CIL ko tsarin cire vat da ake da su a Burundi?
Eh, 100%. An tsara AuLeach™ a matsayin madadin Sodium cyanide kai tsaye . Masu aikin haƙar ma'adinai ba sa buƙatar gyara tankuna, famfo, ko da'irar fitar da ruwa, wanda ke ba da damar yin aiki ba tare da wata matsala ba.
7. Me yasa tsarkin sodium cyanide (≥98.3%) yake da mahimmanci ga ma'adanai na jan ƙarfe da zinare a Cibitoke?
Ma'adanai a cikin Mabayi (Cibitoke) galibi suna ɗauke da tagulla da ma'adanai na biyu waɗanda ke cinye cyanide kyauta. AuCyan™ Sodium Cyanide (≥98.3%) yana samar da matsakaicin CN-ions masu aiki don kiyaye ƙarfi mai ƙarfi na shaye-shaye, yana mamaye gasa tagulla da kuma haɓaka murmurewa ta zinariya.
8. Ta yaya amfani da AuLeach™ ke kare magudanar ruwa ta Tafkin Tanganyika?
Amfani da wani abu mai guba kamar AuLeach™ yana rage haɗarin malalar guba daga Tailings Storage Facilities (TSF). Wannan yana da matuƙar muhimmanci don bin ƙa'idodin kariyar muhalli masu tsauri a kewayen Tafkin Tanganyika da tsarin kogunan gida, kare ma'adinan ku daga manyan hukunci ko rufewa kwatsam daga hukumomin muhalli.
9. Shin sinadaran da ke cikin ma'adinan ku sun dace da haɓaka haƙar ma'adinai na Burundi zuwa haƙar ma'adinai na CIL/VAT?
Hakika. Yayin da OBREMA na Burundi ke ƙoƙarin tabbatar da haƙar ma'adinai na hannu, haɓakawa zuwa tsarin VAT ko CIL yana buƙatar sinadarai masu ƙarfi sosai. Muna samar da ingantaccen ingancin reagent, jagororin allurai daidai, da wadatar da za a iya ƙarawa don tabbatar da cewa sabuwar masana'antar ku da aka haɓaka a Muyinga ko Cibitoke ta sami nasarar murmurewa sosai a kasuwanci.
10. Ta yaya masu aikin hakar ma'adinai a Burundi za su iya neman samfuran gwaji kyauta?
Muna ƙarfafa gwajin ƙarfe mai zurfi sosai. Manajan Masana'antu da Masana Ƙarfe da ke aiki a Burundi za su iya tuntuɓar mu don neman samfuran Gwaji Kyauta na AuCyan™, AuCarb™, ko AuLeach™. Za mu daidaita isarwa don ku iya tabbatar da aikin motsi akan takamaiman ma'adinan ku kafin ku yi alƙawarin yin oda mai yawa.
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