Samuwar, Sakandare da kuma makarantu
Major albarkatun ma'adinai na duniya
Albarkatun ma'adinai ake kira duk iri-iri na ma'adanai amfani da mutãne da bukatun. Hydrocarbons, sunadarai raw kayan, karafa, da duwatsu masu daraja, da kayan gine-gine - cewa mutane cirewa daga ciwon hanji na duniya. Albarkatun ma'adinai a duniya an kiyasta iyaka ton, amma ba su da Unlimited. Su m amfani - da key zuwa nan gaba inganci na mu wayewa.
rarrabuwa
Ma'adinai albarkatun kasa ya kasu kashi biyar azuzuwan:
- Metals daga baƙin ƙarfe da ferroalloys.
- Nonferrous karafa.
- Precious karafa.
- Industrial ma'adanai.
- Ma'adinai man fetur.
Kuma albarkatun ma'adinai na duniya ya kasu kashi yanaye sabunta da kuma wadanda ba sabunta. Na farko da kungiyar hada da abubuwa na nazarin halittu asalin: .. Oil, kwal, methane, da dai sauransu Domin su samuwar na bukatar takamaiman muhalli da yanayi da kuma ga miliyoyin shekaru. A samar da karafa da kuma ma'adanai (da suka kasance a cikin na biyu kungiyar) mafita su girma rage-rage.
Labarin kasa albarkatun ma'adinai na Duniya
Ma'adinai Raw Materials da yankuna ne rarraba sosai unevenly kuma shi ne saboda da ma'aunan kasa tsarin da yankin. Hydrocarbons ayan zama sedimentary cover na zamanin d nahiyoyi. Matsakaicin ƙarfi daukan kwal (60%), duk da haka, ta yin amfani da yau yana da iyaka da fasaha da kuma muhalli dalilai. Babbar reserves na raw kayan ana bincika a duk nahiyoyi, kuma amma mafi yawan kwal-qazanta daruna ba ci gaba. Manyan adibas suna aiki a Amurka, Rasha, China, da Australia, India, Jamus, Ukraine da kuma Kazakhstan.
Man fetur da kuma iskar gas albarkatun ma'adinai na duniya sa up kawai 27% na jimlar, amma tare da su taimako, samar da 57% na dukkan makamashi. Iko man fetur da kuma iskar gas filayen da aka kafa a Venezuela, Rasha (da Volga yankin, Western Siberia), United States (Texas da Mississippi tasa), Nigeria, Canada, Gulf, Arewacin Afrika, da Caspian Sea tasa.
Metal ores sun mayar da hankali a zamanin d cibiyoyin volcanic aiki a cikin yankunan aiki orogeny. Duk da haka, da gaban duwãtsu ba ya nufin gaban arziki adibas. Alal misali, kashi daya cikin uku na Turai da ake rufe da duwãtsu, duk da haka, gagarumin adibas daga karfe ores ba yawa, mafi riga ci gaba da ba su da tattalin arziki muhimmanci. A bambanci, da Kursk Magnetic anomaly dake a cikin zuciya na gabashin Turai Bayyana, duk da haka, da baƙin ƙarfe reserves ne muhimmi. Ore tsarin bar for yawa kilomita zurfi.
iron
Albarkatun ma'adinai na duniya ne da yawa, amma mafi muhimmanci daga cikinsu shi ne baƙin ƙarfe. Shi ne na shida most kashi a duniya da ya fi na kowa tsaurin kashi. An kiyasta cewa Earth yana baƙin ƙarfe a cikin adadin 5% na da nauyi. Tama shi ne tushen domin samar da baƙin ƙarfe, da karfe, daban-daban abubuwa amfani da motoci, aikin gona inji, sadarwa kayan aiki, makamai, gadoji, dams, Tunnels da kuma kama. D.
Ko da yake baƙin ƙarfe ne daya daga cikin na kowa abubuwa a duniya, kudin-tasiri ci gaban adibas aka rarraba unevenly. Yana yana da arziki reserves na Amurka, Brazil, Indiya, Sin da kuma Canada. Wasu manyan adibas located in Kazakhstan, Sweden, Ukraine, Faransa, Venezuela, Peru, Chile, Australia, Liberia, Afirka ta Kudu, da Malaysia, da Arewacin Afrika. A Rasha yana da isasshen reserves wannan muhimmanci da tama domin ta tattalin arziki da kuma don fitarwa. Manyan adibas sun mayar da hankali a Magnitogorsk da kuma sauran yankuna na Urals, da Kola Larabawa da ke makwabtaka da Jamhuriyar Karelia, a cikin KMA yanki a Siberia.
Non-ferrous karafa
Albarkatun ma'adinai na duniya suna karatu da kyau isa. Tauraron Dan Adam hasashe da kuma na zamani hakowa dabaru sun yarda su gane babban wuraren taro na ba-ferrous karfe ores.
An muhimmin kashi ne da tagulla. Wannan ductile karfe tare da sosai high thermal da lantarki watsin. Pure jan ne taushi da kuma tausasa, sabuwar amfani surface yana da wani m-orange launi. Ana amfani da a matsayin shugaba na zafin rana da kuma wutar lantarki, da ginin abu da kuma bangaren sassa daban-daban na karfe gami. Copper da aka yi amfani da 10 000 shekara, kuma shi ne na farko da karfe binciken na 'yan adam.
Yana ba da wahala daga mai tsanani lalata, roba da kuma yardar kaina gauraye da sauran karafa. Wannan shi ne mai kyau shugaba na wutar lantarki da kuma zafi. Babban amfani da tagulla ne lantarki, tsaro, makamashi, masana'antu na mota. 90% na ajiyar ketare na wannan ƙarfe shi ne mayar da hankali a biyar yankuna na duniya:
- Afirka ta Kudu.
- Chile.
- A yammacin ɓangare na Amurka.
- Kazakhstan.
- Canada (Sudbury yankin).
Sallallahu Alaihi Wasallama (m) karafa
Albarkatun ma'adinai na duniya da daban-daban darajar. A mafi tsada da karafa (ban rare duniya) ne da ake kira daraja platinum, zinariya, da azurfa. Gold - mai yawa, taushi da kuma malleable karfe tare da wani haske rawaya launi da luster. Shi ne daya daga cikin kalla amsawa sinadaran abubuwa a m misali yanayi. Saboda haka, karfe ne sau da yawa a cikin wata free elemental (na halitta), a cikin nau'i na Nuggets ko Granik a cikin duwatsu, jijiyoyinmu da alluvial adibas. Kadan na kowa a cikin ma'adanai. A baya can, babban girma sun Nuggets cewa suna neman masu hakar. Yanzu, mafi yawan zinariya samar a musamman masana'antu, wadda sarrafa dutsen da wani babban abun ciki na m raw kayan.
China, da Australia, Amurka, Afirka ta Kudu shi ne mafi girma zinariya m a duniya. A nawa na Witwatersrand - manyan zinariya karafa cibiyar na duniya. Akwai kuma wata babbar samarwa yankunan sun hada da: Rand Fields Kimberley Livingstone, Cape of Good Hope, Natal, da sauransu. Canada ne ma wani gagarumin zinariya m. A Rasha tsayawar a cikin Ural duwãtsu, Baikal da kuma Trans-Baikal, da Lena tasa. Inventories Kolyma yankin muhimmanci tsautsayi. A yawa na zinariya mined a Amurka (Alaska, California, da Rocky Mountains yankin), Australia (Kalgoorlie, Yampi, Dutsen Morgan), Indiya (Karnataka, Karnataka).
Albarkatun ma'adinai na duniya: tebur
M albarkatun ma'adinai ne game da 200 iri karafa, hydrocarbons, ma'adanai, aikin injiniya da kuma kayan gini. Ka yi la'akari da main iri albarkatun kasa da kuma na kasar shugabannin for su samar:
total mined | 1st wuri | 2nd wuri | 3rd wuri |
Iron (3,000 ton miliyan) | China (biliyan 1.3 ton) | Australia (525 ton miliyan) | Brazil (375 ton miliyan) |
Copper (15.5 ton miliyan) | Chile (5.55 ton miliyan) | Peru (1.19 ton miliyan) | United States (1.17 ton miliyan) |
Aluminum (54 ton miliyan) | China (36.6 ton miliyan) | Rasha (7.6 ton miliyan) | Canada (4.5 ton miliyan) |
Gold (2812 ton) | China (369 ton) | Australia (259 ton) | Amurka (233 ton) |
Gawayi (7.1 ya kai tan biliyan) | China (3.52 ya kai tan biliyan) | Amurka (992 ton miliyan) | India (588 ton miliyan) |
Man fetur (85-90 ganga miliyan / rana) | Saudi Arabia (11.5 ganga miliyan / rana) | Rasha (10.6 ganga miliyan / rana) | USA (8.9 ganga miliyan / rana) |
Gas (3,600,000,000,000 M3) | USA (681,000,000,000 M3) | Rasha (592 biliyan M3) | Iran (biliyan 160 M3) |
Mining ayyukan da ya kamata a yi "da ido zuwa nan gaba." Kasashe da dama sun ci gaba da filin, da fuskantar da ake kira hanya yunwa. Don a goyi bayan tattalin arziki, a bayan tilasta su don fitarwa raw kayan. M amfani da albarkatun kasa - da key ga dogon lokacin da wadata.
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