Ukubunjwa, Imfundo Secondary nezikolo
Ummandla Minerals Leningrad: ngenkuthalo ezikunika bembalwa
Area, embindini apho kukho Petersburg Saint, utyebile noko kwizimbiwa. iidipozithi ebalulekileyo kule ndawo ziye zachongwa, idiphozithi, isenzakalo kunye engeluncedo lwanto bahlolwe kwinqanaba lokuqala, kodwa ngamandla ekubeni kwimbono kakubi.
iimpawu Jikelele kummandla
Lo mmandla ise ngokupheleleyo kwi-European East (Russian) Plain. Ingongoma eliphezulu nkqu ukufikelela seemitha ezimakhulu mathathu ngaphezu komphakamo wolwandle. Loo uhlobo omthebelele isiqabu kwaye acacise ukuba izimbiwa ekrwada yommandla iLeningrad azinako bengekho. Kodwa kukho non-ebuntsimbi, uninzi lwazo asetyenziswa kakhulu ukwakhiwa. Le ngingqi nothungelwano olubanzi kunye ephuhliswe kakuhle umlambo, ndikho phantse amawaka amabini amachibi, kuquka inkulu eYurophu - Ladoga.
Le ndawo ibekwe kwindawo hlathi, esisityebi ngoko emahlathini (coniferous egalelwe emntla ukuya ezantsi), apho kungene ngaphezu kwesiqingatha mmandla. Inxalenye ebonakalayo iindawo mgxobhozo. Kodwa oku akuzange kumthintele ummandla phantse yonke uphando kubukho noninzi lwezinto izimbiwa. Imephu yezimbiwa ummandla iLeningrad ithiwe thaca apha ngasezantsi.
Ubukho kwezimbiwa
Ukusuka ezichongiweyo kummandla ezingamashumi amabini anesithandathu iintlobo yezimbiwa esikrwada ukuze athwale ezintandathu kuphela. Kulo mzekelo, abangaphezu kwamakhulu amahlanu iidipozithi prospected, kodwa liqhutywa ubuncinane amabini ekhulwini. LeziMbiwa mmandla Leningrad ezinxulumene ne zomhlaba - intsimi imi kwisiphambuka izakhiwo ziitectonic plates. Ngoko ke, inxalenye esemntla iidipozithi abatyebileyo eqinile zokwakha - lenyengane, amatye, igrabile, isanti. umaleko enamandla of Southern intlenga ziqulathe phosphate kunye neoli shale, webauxite, lekalika kunye dolomite. Kakhulu nombala isasazwe phezu kwindawo yonke ze iidipozithi afanayo, isanti, udongwe. Ummandla amanzi Gulf of Finland ibamba iidipozithi ezincinane yentsimbi-manganese ore. Ngaphezu koko, endle kukho imithombo ezininzi radon nezimbiwa amanzi Spa.
nezithako balufunda Ngokupheleleyo
Ngokutsho neqondo uphuhliso yesibambiso kufuneka amaqela ezininzi ezakha izimbiwa zommandla Leningrad. Olu luhlu kufuneka kuqala izimbiwa kufakwe ngokupheleleyo, eziquka shale, phosphate kunye webauxite.
uphuhliso akakhethi
minerals inxalenye agxile - ezi iintlobo ezahlukeneyo zezixhobo zokwakha. LeziMbiwa Leningrad kummandla esisityebi lenyengane, lekalika, ukwakhiwa kunye nesanti oyinxalenye, yezitena nodongwe eliyinjubaqa. igranite ke geni inxalenye esemntla i Karelian Isthmus ngendlela evulelekileyo.
kwegolide
Le ndawo ayikho zizityebi phambi iidipozithi ezininzi ngegolide, kodwa ubukho ngegolide-endle. Ngokusisiseko, olu eyafunyanwa iidipozithi ezinye izimbiwa ezifana esikrwada non-ore. Kodwa ke akubakho layo kunokuba inqabileyo kule mithombo. Ngoko ke, imveliso igolide kummandla Leningrad ibhengeze lutho kunye nendlela mveliso akukho kuqhutywa. Kodwa ke umdla nemigodi abasakhasayo engahlawulwayo.
amathuba
Kukho kwakhona izimbiwa ye kwiNgingqi iLeningrad, iidiphozithi apho ngokuqhelekileyo siye kulo msebenzi. Ezi ziquka iidipozithi of dolomite, iipeyinti izimbiwa, quartzite nodongwe. Ukongeza, phantsi yokwakha ezinye iintlobo izimbiwa, iidipozithi ezo zifumaneka kule ndawo. Le magnetite nsimbi, amatye non-ayoni, anqabileyo, neoli, irhasi kunye ngetha.
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