rock cycle

khadak chakr hii bhuvidnyanatil eka moolbhut sankalpana aahe jee teen mukhya khadakanchya prakaranmadhye bhoogarbhiy veleteel sankramanache varnan karateh gaal, rupantar aanee agni. pratyek khadakacha prakar badalala jaato jevha too tyachya samtol paristhititun baher padato. udaharanarth, besaltsarkha agnimay khadak vatavaranachya samparkat aalyavar tutu shakato aanee virghalu shakato kinwa khandakhali budalyavar vitaloo shakato. khadak chakr, plate tectonics aanee jalchakra yanchya prerak shaktinmule, khadak samatolat rahat naheet aanee naveen vatavaranala samore jaatana badaltat. teen khadakanche prakar ekmekanshi kase sambandhit aahet aanee kalantarane prakriya eka prakaratoon prakaratoon prakarat kasha badaltat heey khadak chakr spasht karate. haah chakriy pailu khadak badalala bhoogarbhiy chakr banavato aanee jeevan asalelya grahanvar jaiv-bhurasayanik chakr banavato.
agnishilekade sankraman.
jevha khadak pruthvichya prushthbhagakhali kholvar dhakalale jaatat, tevha teey magmat vitaloo shakatat. jarr magma tyachya drav sthiteet rahnyasathi paristhiti astitvat nasel tarr tee thund hote aanee agnimay khadakat ghatt hote. pruthvichya aat thund dabat khadkala ghuskhori kinwa plutonic mhanatat aanee too atishay haloohaloo thund hoto, jyamule granitesarkhya khadakapramane khadkal danyancha pott tayar hoto. jwalamukhichya kriyakalapanmule, magma (jyala pruthvichya prushthbhagavar pohochalyavar lava mhanatat) pruthvichya prushthbhagavar vatavaranachya samparkat aalyavar khoop vegane thund houu shakato aanee tyanna bahya kinwa jwalamukhiy khadak mhanatat. heey khadak bareek danedar asatat aanee kadhikadhi itake vegane thund hotat qee konatehi sphatik tayar houu shakat naheet aanee parinami obsidiyansarkhya naisargik kachecha parinam hoto, tathapi sarvat samanya bareek danedar khadkala besault mhanoon olakhale jaeel. teen mukhya prakarchya khadakanpaiki konatehi (agnimay, galyukt aanee rupantarit khadak) magma madhye vitaloo shakatat aanee agnimay khadakanmadhye thund houu shakatat.
duyyam badal.
epigenetic badal (qamee tapman aanee qamee dabat dabat duyyam prakriya) anek shirshakankhali mandalya jaau shakatat, jyapaiki pratyek khadak kinwa khadak tayar tayar khanijanchya samoohache vaishishtyapurn aahe, jaree sahasa yapaiki ekapeksha jaast badal ekach khadakat pragatipathavar asatat. silicification, khanijanchi jaaga sfatikeey kinwa gupt-sfatikeey silika ghene, heey rayolaitsarkhya felsic khadakanmadhye sarvat samanya aahe, parantu teey sarpakar ityadinmadhye dekhil aadhalate. caolinization mhanje agnishilanmadhil sarvat samanya khanije asalelya feldsparsche kaolinmadhye (quartz aanee itar chikanmatichya khanijansah) vighatan; teey granite aanee sinitesdware sarvottampane darshavile jaate. surpenization mhanje olivineche sarpinainmadhye (magnetites) badal; heey peridotitesche vaishishtya aahe, parantu bahutek maphic khadakanmadhye aadhalate. uralitizationmadhe, duyyam hornbland auguitechi jaaga ghete; chloritization mhanje auguiteche (biotite kinwa hornbland) chloritemadhye badal karane aanee anek madhumeh, diorites aanee greenstonesmadhye disun yete. yaa gatatil khadakanmadhye dekhil epidotization hote aanee tyat biotite, hornbland, augite kinwa plagiocless feldsparpasoon epidotcha vikas hoto.
rupantarit khadkakade sankraman.
uchch tapman aanee dabanchya samparkat samparkat khadakanmadhye bhautik kinwa rasayanik badal karoon eka vegala khadak tayar keela jaau shakato, jyala rupantar mhanatat. pradeshik rupantar mhanje vistrut kshetravaril khadakanchya mothya vastumanavaril parinam, jeey samanyatah orogenic pattyanmadhil parvat bandhanichya ghatananshi sambandhit asatat. heey khadak samanyatah vegvegalya khanijashastra aanee ranganchya vegvegalya pattya pradarshit karatat, jyanna folliation mhanatat. jevha khadakacha eka bhag agnimay ghuskhorichya samparkat yeto, jyamule yaa aajubajuchya deshi khadkala garam hote, tevha aanakhi eka mukhya prakarcha rupantar hoto. yaa "sampark rupantar" mule eka khadak tayar hoto joou magmachya tivra ushnatemule aanee/kinwa aaspaschya khadakat rasayne rasayne magmachya dravpadarthanchya jodanidware badalala jaato aanee punha sfatikikaran hoto (metasomatism). konatyahi purvichya prakarchya khadakat rupantar prakriyedvare badal kele jaau shakatat.
galyukt khadkakade sankraman.
vatavaranachya samparkat yenare khadak badalatya pramanat asthir asatat aanee hawaman badal aanee dhoop yaa prakriyanchya adheen asatat. hawaman badal aanee dhoop mool khadkala lahan tukadyanmadhye modate aanee virghalaleli samagri vahoon netat. heey khandit sahitya jamaa hote aanee atirikt samgridvare purale jaate. valuche eka swatantra daane ajunahi teey jyaa khadakapasun tayar jhaale tyaa khadakachya vargache sadasya asale taree, asha danyanni banalela eka khadak jodalela asato too galyukt asato. yaa dabalelya chhotya tukadyanche (clastic sedimentary rock) lithfication, sajivandware (jaivik sedimentary rock-jivashma) tayar kelelya samagriche sanchay aanee lithfication kinwa bashpibhavnamule (avkshepit sedimentary rock) khanij bearing dravanatun rasayanikdrushtya avkshepit samagriche lithfication yamule sedimentary rock tayar kele jaau shakatat. konatyahi prakarchya mothya khadakanpasun tutalelya tukadyanpasun, dhoopasarkhya prakriyanmule kinwa vanaspatinchya avasheshansarkhya sendriya padarthanmule, clastic khadak tayar kele jaau shakatat. itar serve prakarchya khadakanmadhun virghalalelya rasayananmadhun khanije jamaa jhalyamule jaivik aanee avkshepit khadak tayar hotat.
khadak chakr chakr shakti.
plate tectonics.
1967 madhye, jeey. tuzo willsonne nisargavar eka lekh prakashit keela jyamadhye visheshtah sadhyachya atlantic mahasagar kshetravar laksh kendrit karoon, varanvar samudra khore ughadane aanee bund karane yache varnan kele aahe. plate tectonics kranticha eka bhag asaleli hii sankalpana 'willson cycle' mhanoon olakhali jaau lagali. prastar chakrachya aadhunik vyakhyevar willson chakracha khol parinam jhaala aahe kaaran plate tectonics hii prastar chakrachi prerak shakti mhanoon olakhali gelee.
kadyancha prasar.
madhya-mahasagarat bhinn simanvar aavaran varchya bajula aanee uthal uthal kshetradvare 'naveen' magma tayar hoto. haah "kishore" besaltic magma haah chakrachya agnimay bhagacha prarambhik tappa aahe. parvataranganchya donhi bajunchya vivartanik pattya bajula sarkat asatana naveen khadak parvataranganpasun door nela jaato, ushna parisanchari samudrachya panyacha fracturedware honara parasparkriya naveen khadakache pratigami rupantar suru karate.
subduction zoan.
naveen besaltic sagari kavach akheris eka subduction zonla bhetate kaaran teey pasarlelya parvataranganpasun door jaate. heey kavach parat aavaranat odhale jaat asatana, vadhatya daab aanee tapmanamule khadakachya khanijashastrachi punarrachana hote, heey rupantar khadak badaloon eclogite tayar karate. besaltic kavach aanee kahee samavisht gaal kholvar odhale jaat asalyane, paanee aanee itar adhik asthir padarth kadhoon takale jaatat aanee qamee daab asalelya subduction zonchya varr asalelya khadakachya varchya facharat chadhatat. yaa facharatil qamee daab, uchch tapman aanee aata asthir samruddha samagri vitalate aanee parinami taranganara magma varchya khadakatoon varr chadhato aanee bett kamani kinwa khandiy kinar jwalamukhi nirman karato. yaa jwalamukhimadhye betachya kamanichya kathapasoon kinwa khandiy kathapasoon pudhe adhik sylic lavancha samavesh aahe, jeey eka khol srot aanee adhik bhinn magma darshavate.
kahee vela kahee rupantarit khalee khalee pattya mahadvipiy simareshevar varr dhakalalya jaau shakatat kinwa obadalya jaau shakatat. aavaran peridotite heey khand aanee rupantarit grahan heey ophiolite sankul mhanoon ughad hotat.
navyane ugam pavalelya jwalamukhichya padarthachi hawaman paristhitinusar jalad dhoop hote. heey gaal betachya kamanichya donhi bajunchya antardeshiy jamaa hotat. jase jase gaal adhik kholvar dabalela hoto, tashach talvyache shilalekhan suru hote aanee galyukt khadakanche parinam hotat.
khandiy takkar.
abhijat willson chakrachya shevatchya tappyat, done khandiy kinwa lahan bhukhand eka abhisari kshetrat bhetatat. khandiy kavchatil done vastuman ekatra yet asatana, donhihi qamee ghanata asalela sylic khadak asalyane tyanna qamee kele jaau shakat nahee. jevha done vastuman ekatra yetat, tevha prachand sankuchit shakti tyat samavisht asalelya khadakanchi vikrutee karatat aanee tyat badal karatat. parinami, aagami orojeni kinwa parvat bandhani karyakramachya aateel bhagat pradeshik rupantar hote. khandiy takkaramule done vastuman sankuchit, dumadalele aanee parvataranganmadhye doshayukt jhalyamule, aadhipasoon astitvat asalelya agni, jwalamukhi, gaal aanee purvichya rupantarshil khadakanchya ekkancha sampoorn sanch yaa naveen rupantar ghatanechya adheen aahe.
twarit dhoop.
khandiy takkaranmule nirman jhalelya unch parvataranganna lagech dhoopachya shaktincha samna karava lagato. dongaranchi dhoop qamee hote aanee lagatchya mahasagarachya kathavar, uthal samudranmadhye aanee khandiy sathe mhanoon galanche prachand dheeg tayar hotat. heey galanche dheeg kholvar dadalele asalyane teey galyukt khadakat rupantarit hotat. parvatanche rupantar karnare, agnimay aanee galyukt khadak heey shejarchya shejarchya galanche naveen dheeg banatat aanee akheris galyukt khadak banatat.
eka vikasit prakriya.
plate tectonics rock cycle hii eka utkranti prakriya aahe. magma nirmiti, pasarlelya kadyanchya vatavaranat aanee subduction zonchya varchya faata aat, crustle kinwa varchya aavaran samgrichya adhik silicic aanee asthir samruddha anshanchya udrekas anukool aahe. hii qamee ghanata asaleli samagri kavchamadhye rahate aanee parat aavaranat qamee hott nahee. plate tectonicsche chumbakeey pailu aavaran aanee kavchamadhye kinwa tyaa darmyan haloohaloo vegale hotat. magma tayar hott asatana, prarambhik vitalane heey adhik silicic tappyanni banalele asate jyancha vitalanyacha bindu qamee asato. yamule aanshik vitalane aanee lithosphereche aanakhi vibhajan hote. yavyatirikt silicic khandiy kavach tulanene taranganare asate aanee samanyatah parat aavaranat qamee hott nahee. tyamule kalantarane khandiy vastuman mothe aanee mothe hott jaate.
panyachi bhoomika.
pruthvivar mubalak pramanat paanee asane heey khadakachya chakrasathi khoop mahattvache aahe. hawaman badal aanee dhoop yaa panyane panyane prakriya kadachit sarvat spasht aahet. parjanyaman aanee amleey matiche paanee aanee bhujal yaa swarupat paanee khanije aanee khadak, visheshtah teey agnimay aanee rupantarit khadak aanee sagari galyukt khadak jeey prushthbhagachya aanee vatavaraniy paristhitit asthir aahet, teey virghalanyasathi khoop prabhavi aahe. dravanat virghalalele aayan aanee hawaman badalamule tayar jhalele tutalele tukade paanee vahoon gheuun jaate. vahatya panyamule nadyanmadhil gaal mothya pramanat parat mahasagar aanee antardeshiy antardeshiy vahoon jaato. sathalelya aanee dadalelya galanche punha khadakat rupantar kele jaate.
samudrachya prushthbhagavaril tajya jwalamukhiy khadakanmadhye khadakanmadhye rupantar prakriyet panyachi qamee spasht bhoomika aahe, kaaran kadhikadhi garam kelele samudrache paanee, khadkamadhil fracture aanee krivhismadhun vahate. sarpakaranadvare spasht kelelya yaa serve prakriya jwalamukhichya khadakachya nashatil eka mahattvacha bhag aahet.
subduction zonchya varchya facharat vidyaman crustle khadak vitalanyat paanee aanee itar asthiranchi bhoomika haah yaa chakracha sarvat mahattvacha bhag aahe. panyasah, khalee khalee slabveryl galanmadhye mubalak pramanat asalelya sagari chunkhadichya dagadatun carbon dioxide aanee itar carbon sanyuge asane haah vitalanyas pravrutt karnara bashpibhavnacha aanakhi eka srot aahe. yamadhye ekoon khadak chakracha eka bhag mhanoon carbon chakr samavisht aahe.

