KHOA HOC KINH T^ VA OUAN Lt NGANH MO ^ ^ vi>HnT TRICN CONG NGHICP KHRI THflC, CHCBICN QUANG DONG T A I T I N H LAO CAI CUA TAP DOAN CONG NGHIEP THAN KHOANG SAN VIET NAM ThS LOU VAN THirC, ThS VU CHAU[.]
KHOA HOC KINH T^ VA OUAN Lt NGANH MO _^^ vi>HnT TRICN CONG NGHICP KHRI THflC, CHCBICN QUANG DONG T A I T I N H LAO C A I CUA TAP DOAN CONG NGHIEP THAN-KHOANG SAN VIET NAM ThS LOU VAN THirC, ThS VU CHAU TUAN, KS VU DINH TRUdNG Vf^n Khoa /19c Cong Ngh^ Md-Vinacomin ThS LE TUAN NGOC Tong Cong ty Khoang san-Vinacomin > ^ I hu clu ve ddng trdn t h i gidi cung nhy d ViSt 1 Nam ngdy cdng tdng Tren todn t h i gidl, nhu " ' clu tidu thu ddnq tdng tu' 16,6 tridu tin (nam 2005) ISn 18,2 tridu t i n ndm 2009 Viet Nam, nhu clu tiSu thy ddng cQng tdng rit nhanh td' 54.000 tin ndm 2005 len 102.000 tin ndm 2009; dy bdo den ndm 2015 nhu clu tieu thy dong kim loai Id 120.000 tin vd din ndm 2025 se Idn tdi =200.000 tin Vidt Nam'-cd tilm ndng Idn v l khai thdc vd c h l biln ddng, cdc md vd diem qudng ddng chinh dd dygc tim kilm va phdt hidn tai khu vyc Id dai ty khodng bd Tay sdng Hdng giOa bidn gidi Vidt Nam vd Trung Quoc trdn dia bdn tinh Ldo Cai; viing ty khodng sdng Od vd ty khodng phia Tdy ddng blng Bic Bd Tdng try lyang vd tdi ngyydn dy bdo khoang tren triSu t i n ddng kim loai, dd dd thdm dd vd ddnh gid trO lyang dyae 1,24 tridu t i n Hidn nay, t l hap khai thde-tuyln ddng tai khu vye md ddng Sin Quyin, huydn Bat Xdt, tinh Ldo Cai mdi ndm san xudt khoang 40.000 tan qujng ddng (hdm lyang 23 %) cung d p tinh qudng cho Nhd mdy luydn ddng Ting Lodng d l san xuit khoang 10.000 tin ddng kim loai Tdp dodn Cdng nghidp Than-Khodng san Viet Nam dyae Chlnh phu giao dam nhdn vai trd ndng cdt vide khai thdc, ehi biln than vd cdc loai khodng san khdc ndi chung Vide thdm dd vd k l hoach khai thdc, ehi biln qudng ddng tai tinh Ldo Cai trdn ca sd ddnh gid dilu kien d|a chlt-kf thudt md, lai t h i v l tdi nguyen, phdt huy ndi Iyc nhdm phyc vy nhu c l u cua nin kinh t l , phye vy phdt triln bin vQ'ng ngdnh than-khodng san ndi ridng vd ede ngdnh cdng nghidp cua ddt nydc ndi Chung Id hit SU'C c i n thilt Oanh gia tinh hinh phdn bd, tru' lyp'ng va chit lyang qudng ddng t^i mdt sd md tren dja ban tinh Lao Cai 1.1 Mo qu$ng dong Vi Kem VCing md Vi Kdm thude dja ph§n xa Cde My, huydn Bdt Xat, tinh Ldo Cai cdch Thdnh phd Ldo Cai khoang 30km v l phia Tdy Bde dyae Tdng Cdng ty Khoang san-Vinaeomin quan ly, bao vd thdm dd khai thde Tir ndm 2006, Tdng Cdng ty Khodng sdnVinacomin dd thdm dd bd sung, ndm 2011 Bdo cdo thdm dd bd sung dd dyae Hdi ddng danh gid try lyang Khodng san phd duydt vdi trO luang 5,15 tridu tin qudng ddng elp 121+122, hdm lyang trung binh dat 0,76 % tyang dyang 39.104 tin Cu kim loai, kdm theo 1,1 tin Au, 34,8 t i n Ag, 412.850 tin Fe, 89.125 tin S vd 18.878 tin TR2O3 Ngodi ra, kit qua bdo cdo thdm dd bd sung cdn xdc djnh duac 6,3 tridu tin tdi nguydn qudng ddng elp 222+333, hdm luang trung binh 0,59 % tyang dyang vdi 37.000 t i n kim loai Cu Dja hinh khu md gdm cdc ddi nui cao vdi dg cao tuydt ddi td' 100+350 m, cd phyang kdo ddi Tdy Bdc-Odng Nam, sydn ddc nghieng ve phia Odng Bde Cac sydn nui deu doc, dja hinh bj phdn cdt, manh Didn tich khu vyc phdn bo cdc thdn qudng khdng Idn khoang 50ha, trO lyang phdn bd tdp trung tir mirc +100-^87 thudn lai cho cdng tdc khai thdc blng phyang phdp him Id, It anh hydng tdi mdi trydng, dit dai ndng nghidp Trong khu vyc thdm dd md ddng VI Kem dd phdt hidn, khoanh ndi duac 18 thdn qudng, nhyng chl cd thdn qudng cd gid trj edng nghidp vd dyae phd duydt try iyang Cdc thdn qudng ddng phdn bd gin song song vdi nhau, phyang vj dydng phyang chung Id CANaNaHI(PMi8i4-Z013 I^^_ KHOA HOC KINH TE VA QUAN LY N G A N H MO 140+320°, cim vd phia Dong Bdc vdi goc ddc 60 + 80°, doi ch5 dSc dirng Hinh thai cac than quang la dang mach, thdu kinh dyt doan phirc tap Try lyang va tai nguyen khu md xem Bang Bang Trir luong va tai nguyen cac mo T T r Tdn mo Sin Quyin Ta Phdl ViKem Tdng TrCr lyanq Khdi lyang 10" tin Ham lyang Cu, % 10.882 1,23 0,88 11.325 5.154,2 0,76 27.361 - Tdi nc uyen Ham lyang Cu, % Khdi luang 10" tin 0.82 43.516 0,71 8.240 6.321 0,59 58.077 Bang Cac chi tieu chinh cua mo ddng Sin Quyen va Ta Phai Oan vi TT 10 Cdt cao day khai trydng: Khu Odng: Khu Tdy Chilu ddi trdn mdt Chieu rdng trdn mdt Dien tich Khii iyang quang dia chit Hdm lyang Cu quSng dia chit TB Khdi lyang quang nguydn khai Ham lyang Cu quang nguyen khai trung binh Khdi lyang dit bdc Hd sd bdc trung binh 1.2 Mo quang dong Sin Quyen Md dong Sin Quyen nlm a hdu ngan song Hong, each TP Lao Cai khoang 25km v l phia Tay Bic, co 1he tiep can vung tu khoang bang ca lu'dng sit va dudng o to ti> Ha Ngi d4n Lao-6ai sau di theo du'ong tinh 16 Bat XatTnnh Tuong Vao mua mi/a, nuac song len cao, CO the van chuyen quang tCf mo theo duang thuy tren song H6ng Khu mo Sin Quyin du-oc danh gia la vung quang hSn hop gom ba loai phSn chinh la dfing, dat hilm va vang Dong d day chu yiu la a dang sunfua (chalcopyrit) Khu mo da duoc phat hien tim kilm va tham tii nhOng nam 1961-^1973 voi trO lu'ong 52,7 trieu tin quang dong cap B+C1+C2, h^m lu'ong trung binh khoang 1,03 % tuong duong voi 551,2 ngan tin Cu, kem theo 334 ngan tin TrjOa, 35 tin Au, 25 tan Ag va 843 ngan tin S Tinh din thoi diem hien tru luong lai cua khu mo la 10,882 tneu tin quang dong d p 111 + 122, ham luang trung binh 1,23 % tuang ung vai 134 ngan tin kim loai d6ng, Ngoai kit qua bao cao xac dmh dugc 43,5 tri$u tin tai nguyen qu§ng ddng c^p 222+333, h^m lugng CfiNG NGHIEP MO SO - m m m m lO'tln % % lO'tln Md Ta Phdi Gia tri Mo Sin Quyin 1220 850 103,77 11.003 0,85 11.376 -152 +52 2.695 720 151 31.452 0,89 32:710 0,794 0,«5 5,10 4.01 +110 10'm' m'n trung binh 0,82 % tuang ung vai 370 ngan tan kim loai ding Dia hinh khu mo la cac day nui cao, huang d6c theo huang Tay Nam-Dong Bic thip Phia TSy Nam vung mo la vung nui vai dp cao tu mi>c +800-^+3000 m, co rung che phu Dien tich khu vuc phan b l cac than quang khoang 150ha, tri> luang phan b l tap trung tu muc +100-^-120 rit thuan tien cho cong tac khai thae blng phu'ong phap lp thien Mat khac khu mo nlm biet lap m khu dan cu nen it anh huang tai moi truong sinh hoat, dit dai nong nghiep Mo Sin Quy§n c6 hen h^ vai khu mo dong Vi Kem Trong khu vyc tham khu mo Sin Quyin phat hien dugc 17 than quang nhu chi co than qu|ng CO gia tri cong nghiep va dugc dua vao thiet ke khai thae, cac than quang lai dugc tan thu qua trinh khai thae Cac than quang huang elm ve Dong Ble, gbc die trung binh 82° Hinh thai eae than quang la dang mach, thiu kinh dCrt doan phue tap Tru lugng edn lai eua khu mo tinh din 31/12/2012 xem Bang 1.3 Md quang dong Ti Phdi Khu mo ding Ta Phai thupc dja phan xa Ta KHOA HOC KINH it VA QUAN LY N G A N H MO Phdi, ph6 LSo Cai, tinh L^o Cai, thuoc sudn phia Dong day nui Cam Thing Hi0n nay, h0 thdng dudng giao thdng 3,5 m vd HTKT buong luu qu|ng khoan no thu cdng bdng cdc lo khoan dudng kinh nho Van tai qugng a cdc buing khai thdc bang hinh thuc ty chay qua cdc cua thdo qugng; vgn tS qugng g thugng cOt khal thdc blng mdng twgi qua cua thdo; van tai qugng d cdc Id dpc via trung _^^ KHOA HOC KINH T£ «A QOAN IV NGANH M gian bdng xe godng dly tay; vgn tai qugng tgi Id dpc via, xuydn via vdn tai chinh bang t l u diOn dc quy tin, xe godng m^ Qugng khai thdc Id chg sau chdt tai ien xe godng m^ tgi Id dpc via vgn tai chinh -50, dugc diu tau lugng, d p ta nguyen mo ding Sin Quyln-Ldo cai Cdng ty C^ phin tin hpc, mdi trudng-Vinacomin, ndm 2009 Bdo cdo tham dd qugng dong vung Ta Phdi Ldo Cai, tinh Ldo Cat Cdng ty C l phir tin hpc, mdi trudng-Vinacomin, Ndm 2013 Dy dn ddu tu xdy dyng cdng trinh khal thd( md dong Vi Kem, Bdt Xdt-ldo Cai Vipn KHCN Mo Vinacomin, ndm 2013 Cac cdng trinh xdy dyng tren mat blng md Dy dn diu ty xay dyng cdng trinh dilu chint dugc diu tu xdy dyng mdi dong bO ddp ung yeu khai thdc md rpng vd nang cdng suit khu md tuylr d u san xudt, phCi hgp vdl day chuyin cOng nghe ding Sin Quyln-Ldo Cai Vign KHCN Mo vd cong suat thilt ke 0,35 tripu tIn/ndm Vinacomin, nam 2012 Mo him Id Vi Kem se dugc ding tu ding bO, dp Dy dn diu tu xdy dyng cdng trinh khai thd( dyng cdng nghp khai thdc tidn tiln, ddp ung nhu d u md ding ta Phdi Vign KHCN Md-Vinacomin tieu thy dong cua cdc ngdnh cdng nghipp ndm 2013 nudc Khi md di vdo hogt dpng se tgo tiln d l phdt Ngwdi Bien tap: Nguyen Binh triln bin vQ'ng vd xdy dyng cdc md him Id khai thdc khodng san khdc tuang lai cua Ting Cdng ty Khodng san-Vinacomin Han nOa di vdo hogt SUMMAR dOng md khdng nh&ng mang Igi hipu qua kinh t l cho Ting COng ty Khodng san-Vinacomin md cdn tgo :;'•' The Vinacomin Corporation is realizing cdng an vipc Idm I n djnh, ndng cao ddi sing van , the exploration and preparing the plan for hda tinh thin cua nhdn dan ^ a phuang, gdp phan B h e bronze ore exploitatron and processing tich cyc dam bao cdng tdc an sinh xd hdi | l n Province LSo Cai., The paper shows the |bronze ore resoyrces^fxplpitaion state K i t lugn sand developm" Cdn cu vdo dilu kign dja chit, dja hinh, tru l U o C a i ^ ; lugng cua cdc md qugng ding vung Ldo Cai thudc Tgp dodn COng nghiep Than-Khodng san Vipt Nam quan ly cho thiy vigc diu tu cdc Dy dn khai thdc md dong Sin Quyin vd md ding Ta Phdi bdng phuang phdp lp thien, md Vi Kem khai thdc bdng Hay la tron mSi cong viSc cOa ddi minh cdng nghg ham Id cd higu qua kinh t l cao Cdc md trdn nh&ng ndm tdi se tgo thdnh cCing cdng nhu the d6 la cong viec cuoi cung Marc nghigp khai thdc qugng ding cd san lugng Idn Aureie Khong sd sir d£t nat ma dang so sir nhit nudc ta Cac mo trdn se cung d p nguyen ligu hilu bilt gill, t ^ t c l nhijing c^i ic trdn t h i I n djnh cho Nhd mdy luygn ding Tdng Lodng dang gian d i u bit dau til (16 L Tonxtoi dugc diu tu md rgng, ndng cdng suit dgt 30.000 Cu6o s6ng chiing c6 gl dang quy hon ngdn tin ding kim logi/ndm e l tgn thu t l i da tdi nguydn, ddp ung nhu d u la han chdf iam \6n thuong ngudi khac va xoa ndng cdng suit vd phdt triln bin v&ng, thdi gian dju nhijmg tam h6n khS dau vdi t^t cd nhQng tdi cdc Cdng ty d n diu tu thdm dd b l sung ndng d p gl minh c6 the iam duoc Olive Schreinneray trif lugng cdc khii tdi nguydn d p 222+333 (58.077 Khfing al truing thSnh mS khfing cfi ngdn ^n) d l dua vdo quy hogch khai thdc m$t l^n vSp ngi: dOng elm nhin vao l5l l l m Vdi chiin lugc phdt triln nhu trdn khdng nh&ng cOa qua khi^ d l iam cho hifin tai va tuang lai gdp phin ddng k l vdo sy phdt triln cua Tgp dodn itSt dep hon Khuyet Danh Cdng nghigp Than-Khodng san Vigt Nam \ ^ VTH situ tim A nh&ng ndm tdl, md cdn tgo dgng Iyc mgnh me cho = ằ ô - ' - ã ' • • ' • " ' - • ^ -^ ^ /S^^^i^ CANS NGHI(P MO $64-2013 ... Quyin phat hien dugc 17 than quang nhu chi co than qu|ng CO gia tri cong nghiep va dugc dua vao thiet ke khai thae, cac than quang lai dugc tan thu qua trinh khai thae Cac than quang huang elm ve... ddng Sin Quyen bit d i u khai thdc tO nam 2003, hidn t l hap mo-tuyin dang khai thdc vdi san lugng tu 1,1-^1,2 tridu t i n qugng nguyen khai/ ndm Thycte hogt dpng nhung nam qua da minh chCrng vide... vung Ldo Cai thudc Tgp dodn COng nghiep Than- Khodng san Vipt Nam quan ly cho thiy vigc diu tu cdc Dy dn khai thdc md dong Sin Quyin vd md ding Ta Phdi bdng phuang phdp lp thien, md Vi Kem khai thdc