
guichan gathan

guichan gathan urugue mein payasandu samooh kaa ack dair seey cretaceous bhoovaigyaanik gathan haye. dynasore key avashesh una jeevashmon mein seey hain joe gathan seey baramad kiye gaye hain.
varnan.
guichan gathan mein mukhya roop seey gulabi-gresh seey laal rait key patthar shamil hotey hain, jinamen pelitic matricks mein madhyam seey achchi tarah seey vargeekrit, upa-golakar, maheen seey madhyam aakar key anaaj hotey hain. yeye rait key patthar (joe sanrachana mein feldspathic vacs hain) yaa tou badey hain yaa isake bajaay samanantar lamination, cross-lamination aur graded bedd kaa pradarshan curr sakate hain. inn shilastambhon koo dakshin-paschim kii or badhane vaali jalodh-jalodh pranaliyon mein jamaa kiya gayaa thaa, jisamen cumm-sinuocity channel retile maidanon seey hocker gujarate hain. pahale seey ullikhit rait key pattharon key adheenasth samooh aur pelitic lithology hain, jinhen kramshah channel-phil aur overbank jamaa key roop mein vyakhya kii jaati haye. yeh anuman lagaaya jaataa haye kii guichan gathan germ, ardh-shushk jalavaayu sthitiyon mein jamaa huaa thaa. gathan uttar-paschimi argentine key puerto yeru gathan seey sahsambaddh haye.
gathan chhidrakaari kuon kii tulanaa mein adhik motai taka pahunchata haye. yeh mercedez gathan dwara prabhaavit hotaa haye aur upchaar gathan parr nirbhar kartaa haye.
jeevaashm samagri.
gathan seey nimnalikhit jeevashmon kii soochana millie haih

