FormationWaxbarashada dugsiga sare iyo dugsiyada

Xeradan Baikal: qaabdhismeedka, muuqaalka guud ee dhulka, nidaamyada buurta, gaar ahaan

Baikal-laabanto billaabay laga bilaabo wakhtiga orogeny, oo waxay ku taalaa Siberia. Magacani wuxuu la soo bandhigay geologist Shatsky ee soddon jirka ahayd ee qarnigii la soo dhaafay in sharaf of gudubno eponymous, maxaa yeelay, waa wakhtigaas, qayb ka mid ah ee gobolka, waxaa la sameeyay.

On the Halabuurka iyo sifooyinka of laabanto ayaa sheegay in this article. Information kaa caawin doontaa in badan oo ku saabsan arrintan oo ah meeraha bartaan.

Dhismaha-laabanto

nidaamka xeradan la aasaasay by biirto ee labada gobol - ka Baikal iyo Yenisei. Waxay leedahay dibadda ah iyo qayb ka mid hoose, oo haddana soohdintu waxay u dhaxeeya ay laftu zone, waddaa ka gudubno webiga Mame. Gobolka Baikal of laabanto kala qaybsan yihiin dibadda iyo gudaha. Arintaan waxaa ka mid ah waxyaabaha hodan ku dhagaxyada qadiimiga ah.

Features

feature ugu weyn ee System Baikal ku laab waa in la aasaasay muddo dheer (oo dhan Proterozoic la soo dhaafay stage), iyo mid laylan ee ku yaalaan meelo badan oo ka mid ah Urals, Taimyr, Kazakhstan, Caucasus, Iran, Tien Shan iyo kuwa kale. Intaa waxaa dheer, baykality caadi ah qaybaha kale ee Dunida. Tusaale ahaan, in France, India, North America iyo Australia. Si kastaba ha ahaatee, goobaha kuwanu waa, halkii, analogs ay (Kadoma, minaaskaya, musgravidy). Baikal laab "daboolida" iyo qayb ka mid ah Brazil, ee ku taalla xeebta Badda Cas.

Ayado ah dhufto ee kala duwan baicalensis tectogenetic markaas sameeyay iyadoo ay sabab u yaal jeexjeexyada tectonic, taas oo markii danbe bilaabay inuu buuxiyo hannaanka ah ku aasan dhagaxyada. Sidaas darteed of qodista iyo cilmi shuqullada berrinkii Geophysics, grooves, kuwaas oo lagu helay on dhufto ee kale - Yurub Bariga iyo Siberian. Xataa koonfureed ee caalamka (qaybo ka mid ah Antarctic ah), taas sameeyay madal baad, soo maray habka metamorphic iyo magnetic.

nidaamka

safafka Mountain, taas oo uu leeyahay laabanto Baikal, waxaa ka mid ah qaybta koonfureed ee Siberia. Kuwaas waxaa ka mid ah-Trans Baikal iyo gobolka Baikal ah, taas oo ah Olekma buuraha leh plateaus kala (Vitim, Baikal) iyo uplands (Charskaya, Patom iyo Severobaikalsk) a. meelahakan ku xiran yihiin glaciation. Halkan waxaa ku sugan buuraha hoose iyo dooxooyinka, kuwaas oo ku saabsan khadadka gardarrada.

Tiro badan oo khayraadka dabiiciga ah oo hodan ah xeradan Baikal ah. Relief sida gaarka ah in kayd kala duwan yihiin in nidaamka this (tus, copper, mercury, dahab, iyo waxa daasadda, zinc iyo kuwo kale). Iyo, sida magacaba ka muuqata, halkan soo jiidashada ugu muhiimsan waa u gudubno, Baikal, taas oo uu leeyahay qaab bilaha ah. Waxay ku taalaa ee kala duwan ee buurta Baikal, hareereeyey on dhinacyada oo dhan by safafka buur. Bbc meelahan oo soo jiitay dalxiisayaal.

gudubno Baikal

Baikal duubnaadaan - si dhab ah meel u gaar ah. In uu jiro gudubno mid keliya, oo ku saabsan in kastoo lagu yidhi wax yar ka sareeya. Oo dhererkiisu ka badan yahay lix boqol oo kilomitir, iyo deegaanka guud daboolaa aag ka badan saddex kun oo mitir oo laba jibbaaran. km. Sida lagu yaqaan in ay dad badan oo, waa ugu qotada dheer ee adduunka. In goobaha qaar si qoto dheer gaaro in ka badan hal mayl, oo haddii aan qaadan qiimaha celceliska, oo ku saabsan toddoba boqol. Waa aqoon caadi ah in la barwaaqaysan baddii badan oo webiyaasha (saddex boqol ka badan), oo socota kaliya hal - Angara ah. ka badan kala bar ka timaadaa biyaha socda on webiga. Selenga. On Baikal ayaa jasiiradaha dhowr, ugu weyn ee kaas oo ah Olkhon. Waxa la ogaaday in gudubno, waxaa la aasaasay oo ku saabsan 25 milyan oo sano ka hor. Sidaa darteed, jirka weyn oo biyo ah waxaa loo arkaa inay ma aha oo kaliya qotada dheer, laakiin sidoo kale ugu qadiimiga ah. Iyo in ay dhul ka duwan on Baikal dunida hodanka ah ee dhirta iyo ugaarta mahad.

Baikal

In ka safafka u gudubno, waqooyi-galbeed jira Western Pribaikalye taas oo ah aaladda wax cidhiidhi ah iyo gaadho height ah 450 oo mitir. qaababka dhagaxa weyn Kuwaas oo ka baxsan eegi qurux badan oo si fiican u qeexaya xeebta badda. Gaar ahaan iftiimiyay buuraha spiky. Baikal laabi (foomka gargaarka waa non-standard) jiidata saynisyahano badan oo adduunka ah.

Baikal

Zabaikalye amro dhexeeya Pribaykalye iyo webiga Argun. Oo dhererkeedu wuxuu ku saabsan yahay hal iyo badh kun oo kiiloomitir iyo been gobolka koonfur-galbeed ee waqooyiga-bari. Meelaha qaarkood, buuraha ku yaal heerka biyaha. Iyada oo ku xidhan qaabka iyo da'da ee gargaarka, Baikal loo qaybin karaa dhowr meelaha la xiriira. xigtaa ee ugu sareeya waa encoder ah, taas oo uu gaaro height ah saddex kiiloomitir. Sababta oo ah iyada climbers inta badan, iyo dad badan oo soo booqdo wax this dabiiciga ah, sida laab Baikal ah. qaab gargaarka ee aagga la yaab leh. Oo kaliya on this glaciers buurta helay markii glaciations Quaternary. xigtaa waxaa ka mid ah nidaamka Stanovoy, kaas oo la sameeyay dooxooyin iyo buuro oo u dhexeeya silsilado. Halabuurka The of silsilad kasta oo ka mid ah sloping char iyo tiixtiix guri. In Trans-Baikal ee dhulka meesha faafinta koonfurta. Sababtoo ah ee ka mid ah meelaha inta lagu guda jiro sanadka heerarka hooseeya ee roobabka, geedi socodka nabaad guurka waa ku tacaluqda. On qaybta bari ee Trans Baikal sabab u ah roobab culus aasaasay siddo proluvial-cusbo. gargaarka ayaa halkan u muuqataa asalka ah. Waxaa inta badan ka muujiyey in qaybaha guri, kuwaas oo ka soo taagan maratay ka dhanka ah tiixtiix sare. Noocan ah gargaarka loo yaqaan maaxiyaasha.

All safafka buur ee laabanto Baikal iyo muuqaalka guud ee dhulka u gaar ah, ka badan waxaa ka mid ah xiiso in saynisyahano.

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