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I?eduro: It?s?na pipe si ilana goolu, ti o ni ikole plant lati iwadii si i??. K? ?k? nipa aw?n ?na pataki ti i?el?p? bi cyanidation ati f??loti fun i?ejade to p? jul?.

Oye Goolu

?la, metal ife ati ?l?r? jul? ni agbaye, ti j? aami ti ?r? ati iduro?in?in lati igba atij?. Ninu iwakusa ode oni ati aw?n eto in¨¢wo, goolu ?i?? ko nikan bi ohun-ini iduro?in?in fun aw?n eto monetary ?ugb?n tun bi ohun elo pataki fun i?el?p? ile-i??, ilana ie, ati aw?n ile-i?? im?-?r? giga. Iduro?in?in r?, ductility giga, ati resistance ipata j? ki goolu j? aabo pataki fun aw?n esi igba pip? ati idinku ewu ninu aw?n idoko-owo iwakusa.

Aw?n ?na Ab?r? ?y?: Wura Pataki ati Keji

Aw?n idogo wura ni a pin si aw?n ?gb? m?ta, ?k??kan p?lu aw?n ipo il?-iy?, aw?n ipele, ati aw?n ilana anfani ori?iri?i.

Wura Pataki

Gold ??k??

Itansan Gold Deposit Distribution

Bi ti 2024, i?el?p? iwakusa goolu kariaye ni o f?r? to 3,600 ton, p?lu aw?n ifipam? ti a le wa ni i?iro ni ayika 59,000 ton. Aw?n orisun goolu ti wa ni pin kaakiri ati pe o wa ni ?p?l?p? aw?n oril?-ede g?g?bi Australia, Russia, China, Canada, ati aw?n ?ya ara Amerika. Ni akoko kanna, Afirika, p?lu agbara minerali r? to p? ati aw?n ilana idoko-owo to dara, ti di ile-i?? ti n y? l?w?l?w? fun idoko-owo iwakusa kariaye.

Ilana Ikole I??? ?r? I?el?p? Gold

Ikole ile-i?? j?? i??? pataki, ti ¨® n¨ª ??p?? ??ka, t¨® ¨½ b??r?? n¨ª ¨¤k¨²nya t¨® l¨¢gb¨¢ra ¨¤ti ¨¤k¨®k¨° p?? t¨® p¨¦. ? gb?d?? t??l¨¦ ¨¬m¨²l¨° ¨¬m?? s¨¢y??ns¨¬ t¨® l¨¢gb¨¢ra l¨¢ti j?? k¨® r¨ª b???? g?g? b¨ª ¨¬m?? ??r?, akitiyan ??y¨¤ i???, ¨¤ti ¨¬farapa ESG.

1. ?w¨¢r¨ª

?´Ú¾±³ó¨¤²Ô:?¨¤p¨¨j¨²we pinpin ir?l?, didara, ¨¤ti ¨¬k¨¤ns¨ª f¨²n ¨¬pinnu ¨¬m?? s¨¢y??ns¨¬.

???? pataki:

• ?w¨¢d¨¬¨ª l¨®r¨ª k??mp¨²t¨¤:?¨¤k¨®so ¨¤k¨®p?? ¨¤l¨¤y¨¦ il??, maapu, ¨¤ti ¨¬t¨¤n ohun ¨¤m??r¨¤n l¨¢ti ?e idanim?? ibi-af??.
• Ibi Mapa & Ay?wo:?e aw?n iwadi geology alaye.
• Iwadi Geophysical/Geochemical:Lo aw?n magnetics af?f?/GPR lati ?e awari deposits.
• I?a drilling:Gba aw?n ay?wo core fun idanwo ati i?iro orisun.
• I?iro Ohun-elo:??da aw?n awo?e 2D/3D ti n ?e i?iro iw?n, kilasi, ati ?i?e.

I?? ti a ?e.Iwe iroyin Orisun/Oludasil? Eran.

2. I?aaju & Ap?r?

?´Ú¾±³ó¨¤²Ô:?e ap?r? aw?n ila i?el?p? to munadoko, ?r?-aje, ati ailewu.

???? pataki:

• Iwadi I?e:?e ay?wo ?r?-aje ati im?-?r?.
• Iwe-??? & I?una:Gba aw?n iwe-a?? ayika ati inawo.
• Ap?r? Ibi-Ita:?e eto amayederun, aw?n ?na iraye, aw?n ?na iwakusa (s?y¨¬n / il?), Ap?r? iy?kuro, Ap?r? it?ju ati Ap?r? aw?n iyan.
• Ik?k? aaye:K? aw?n ?na iraye, aw?n ile-i??, ki o si j? ki aw?n in¨¢ bori.

I?? ti a ?e.Iroyin Iwadi Ipele, Ap?r? Ibi i?? aw?n ?l?.

3. Ikole

?´Ú¾±³ó¨¤²Ô:J? ki ikole to ga jul? fun i?a?i?? yarayara.

???? pataki:

• ?°ù¨°²â¨¬²Ô:I?owo agbaye ti aw?n apaniyan, aw?n ?r? b??lu, aw?n s??li ifas?yin, aw?n thickeners, aw?n faaji, aw?n pompu, aw?n k?k?, aw?n ?na ?i?e ada?e.
• I??? Il??:Itunj?p?? il??, ??n¨¤, ipil? ??r?, kiko amayederun, dam ib?r? fun ibi ipam? aw?n ?ru (TSF).
• Fifi ?r? & I??? ib?r?:
  • Fi sori ?r? ati t?pas?? ?r? ik?lu, grinding, iyas?t?, ilosoke, ati ?r? ¨¤fil?? g?g? bi ?i?an ilana.
  • Fi pip?, itanna, ati aw?n ?na ?r? ada?e sori.
  • Idanwo ?r? kan: J?risi i??? k??kan.
  • Idanwo y¨¹k: ?e i??? p?lu il??/omi, ni ir?run mu p? si agbara ap?r? ati aw?n i?iro.

I?? ti a ?e.?r? ti a fi??? p?lu ounje.

4. I?? & It?ju

?´Ú¾±³ó¨¤²Ô:??k??, iduro?in?in, daradara, i??? kekere-owo.

???? pataki:

• Ik??k?? Ik??-m??ta & Gbigbe:
  • Ik??lu & Ipa:Ge ¨°k¨¨ fun iw?num?.
  • Gbigb?? & Gbigbe:Mo ?k?? irin-ajo lati fi ik??k?? sori ??r? nipas? aw?n excavators/trucks.
• Productions: ?e af??yinti, grinding, ay?wo, ibaj?, iyanrin g?g? bi ap?r?. ?akoso aw?n paramita pataki (iw?n gr¨¬nd, akop? iy?, akoko ?i?i, iwuwo thickener).
• ?³Ù¨²²Ô?±ð: Iwadi deede, i???, ati paati rir?po lati dinku akoko idaduro.
• I?akoso Didara:I?akoso idanwo, aw?n alab?de, ati if?kansi; ?e atun?e aw?n ilana lati pade aw?n pato. I?akoso Ailera: ?e imuse aw?n ilana, ik?k?, PPE, ati aw?n ?na idahun pajawiri.

I?? ti a ?e.Gba aw?n ibi-af?de i?el?p?.

5. Tita & Atun?e ?k?

?´Ú¾±³ó¨¤²Ô:Iyipada iye ti o yara, ti o ni aabo, ati ti o din owo.

???? pataki:

• I??? Ay?wo Didara:Ibi ikoj?p?/ap?r?/idanwo lati pinnu ipele ik?hin fun ibugbe.
• Iwe adehun tita:Iwe adehun igba pip? ti o da lori aw?n idiyele ?ja.
• Gbigbe Awo?e:R¨¢n nipas? ?k? ay?k?l?/irin/omi p?lu aw?n igbes? aabo lati pa didara mu.

I?? ti a ?e.I?eduro owo-wiwo.

6. Isakoso Aw?n Tailings & ESG

?´Ú¾±³ó¨¤²Ô:So aabo, ojuse ayika, ati ibamu awuj? p?.

???? pataki:

• Ifam?ra Tailings:Aw?n tailings ti a ?e lakoko i?el?p? ni a gbe nipas? aw?n f?l?f?l? tabi aw?n ?na miiran si ?r? Ibi ipam? Tailings (TSF) fun ipam?.
• Isakoso TSF:?e abojuto iduro?in?in ib¨¨, ?i?an, ati didara omi ni itesiwaju; ni akoko kanna ?e imuse aw?n igbese aabo ayika pataki g?g?bi fifi aw?n liners ti ko ni ir?run ati kik? aw?n ohun elo it?ju omi idoti lati dena idoti.
• I?el?p? Iw?n-igi T¨ª a Fi K¨²n Un:Tun ?e ilana tabi ni ?na miiran lo aw?n tailings ni kikun lati gba aw?n eroja to niyelori, tabi lo w?n g?g?bi aw?n ohun elo ikole, fun ifil?l? aw?n agbegbe ti a ti gba, ati b?b? l?, nitorina dinku ikoj?p? tailings, dinku ipa ayika, ati mu lilo orisun p? si.
• I?eduro Il?-?m?-ay¨¦:L?gan ti a ba de agbara ap?r?, pa ati tun gba TSF ni ?na ekoloji nipas? atunbi eweko ati gbigba il?.

Aw?n ilana it?ju goolu w?p?

In¨² ir¨² yiyan da lori iru ?y?, iw?n imukuro, mineralogy, ati eto-?r?. Aw?n ?na pataki ni Iya Iya, Flotation, Cyanidation, ati Aw?n Ilana Aj?p?.

?²â¨¤²Ô²õ³Ü²Ô G¨ªr¨¢f¨ª

Aw?n igbes?:O p?r?s? fun aw?n id?ti placer ati aw?n ?y? rock to nira p?lu wura ti a ?e free ti o gbooro. O nilo aw?n apakan ti o gbooro, iyat? iwuwo pataki, ati akoonu ?lay kekere (e.g., aw?n id?ti alluvial, glacial).

Ilana:O n lo iwuwo giga ti wura (~19.3 g/cm?) vs. gangue. Iya ?i?? nipas? ?i?an omi/iyipo iyipo ni aw?n akuk? iwuwo.

Ilana A?a:

• 1.Ik¨® ¨¬gb¨¤l¨® & Iw¨¢j¨² (y? ??r? ¨¤foj¨²s¨´n)
• 2.Ik¨¤ns¨ª r?? k??m¨² (Spiral Chute / Jig / Ibi F¨®)
• 3.Igb¨¢ ¨¬m¨²p?? & ?p??y¨¤ ¡ú ¨¤gb??r?? w¨²r¨¤ to gaju.
• 4.Ik¨® ¨¤gb¨¤: Tun hun t¨¤b¨ª firan?? s¨ª flotation/cyanidation.

Anfani:?ye ow¨® kekere, r??run, k¨° n¨ª kemikali, ¨¬t??r?? taara: 85%-90%.

Aw?n alailanfani:?pinnu d¨ªnu ti w¨²r¨¤ to fin; ¨¬m¨²?? ti o ni ibiti o da lori aw?n clap??\ tylu w¨²r¨¤ t¨¤b¨ª w¨²r¨¤ ti a gba.

Iw?n ?i?e omi

Aw?n igbes?:?na pataki fun w¨²r¨¤ apap?/f¨ªn?¨¦ ¨¤ti w¨²r¨¤ t¨ª ¨® n¨ª sulfide (pyrite, chalcopyrite, sphalerite). A lo ni ~20% ti aw?n i?? w¨²r¨¤ agbaye fun lode t¨¤b¨ª aw?n orec¸´ÔÓ.

Ilana:Nlo aw?n iyat? ninu hydrophobicity il?. Aw?n olut?ju (ak?k?/aw?n alad?°ù¨´n) fa goolu/sulfides di hydrophobic, fi w?n si aw?n awop? af?f? fun imularada froth.

Ilana A?a:

• 1.Ipa & Ik?k? (to -200 mesh, 60%-80% passing).
• 2.Iru: Fi aw?n akoj?p?/frothers kun; gbe i?el?p? ipil?.
• 3.Iw?num?: Gbadun ipele i?el?p?.
• 4.Iw?num?: R?k?ja goolu to ku lati aw?n ejika. 5.I?edop?: Didara taara tabi cyanidation.

Anfani:T¨® y? fun goolu to d¨¢ra/ti a fi k¨®p??.

Aw?n alailanfani:Idiju; nilo kemikali; iye owo ?i?? ti o ga jul? & aw?n i?akoso ayika.

Cyanidation - Iboji cyanide

Aw?n igbes?:Ilana ikoj?p? goolu agbaye to p? jul? (>90% ti goolu). O y? fun ?p?l?p? aw?n ?ya, p?lu aw?n oxides ti o ni ipele kekere, goolu tinrin, ati aw?n akop? ik?k?.

Ilana:Wara n ?e ipata ninu ojutu alkaline cyanide ti n forming [Au(CN)2]- idap?. A gba pada nipas? ifam?ra carbon (CIP/CIL) tabi mim? zinc.

Ilana A?a:

• 1. Iya & Gbigb? (si -200 mesh, 80%-90% ti n k?ja).
• 2. I?an Cyanide (CIL/CIP): Wura n l? sinu ojulowo.
• 3. Ipele/A?oju: A?a ?r? ti n ?i?? mu idap?m?ra goolu; a y?kuro & a ?e a?ey?ri goolu mud.
• 4.Smelting ¡ú Wura to ga jul?.

Anfani:Im?-?r? ti o mature; igbasil? giga (90%-97%); it?siwaju jakejado.

Aw?n alailanfani:Cyanide ti o niyeyeye (ibamu to muna si ayika); nilo it?ju-ikko fun aw?n iyanrin/arsenical ores (iy?fun/POX).

????? Pile (I?el?p? Igb??k?? M¨ªmu Cyanide)

Aw?n igbes?:Low-grade oxide ores (ni gbogbogbo 0.5-1.5g/t) p?lu wura ti o ni laaye. Nilo ifaram? to dara (alayika kekere). Aw?n ibi-af?de: Low-grade ROM, a?iwere, aw?n k?k? atij?.

Ilana:10000 Tons Heap Leaching Design Fun Wura NaCN ti a dilutu n ?an nipas? iyanrin ti a koj?p?. Wura n yo sinu ojutu nipas? i?e: 4Au + 8NaCN + O2+ 2H2O ¡ú 4Na[Au(CN)2] + 4NaOH Ojutu ti o ti ni it?ju koj?p?; wura ti gba nipas? ifam?ra erogba ¡ú ?l?s?/electrowinning.

Anfani:N¨ª idiyele CAPEX/OPEX kekere, agbara kekere; aw?n ilana ipin kekere; oniruru/ti a le faagun.

Aw?n alailanfani:Idinku imularada (60%-85%); igba pip? (osu/osu m?ta); ?i?an ow¨® k?l?k?l?; itankal?-ibi (tutu/rain); permeability pataki; eewu ayika.

After-Beneficiation Value Realization

?i??da iye ohun-elo nipas? imudara ore kekere-ipele si aw?n ?ja ti o ni iye-giga. Aw?n awo?e i?owo ti o w?p?:

Sales Gold Concentrate:Ta taara si aw?n smelters. Igb?k?le owo kukuru; yago fun aw?n eewu smelting (ide fun aw?n ib?r? ti o ni iham?-owo).

Tita Wura Dore/Ingoti:Ni aaye smelting/refining ¡ú ta ingots bo?ewa. N ?i??da anfani; i?akoso idiyele to lagbara.

I?e Is? R¨¢y¨¤:Ran akop?/dore si smelter fun refining (san owo); pa aw?n ownership & ir?run ?ja.