arcabooko roopeekaranam

columbian aandisinte kizhakkan parvathanirakalaaya altiplano kundiboyasensinte bhoomishaasthraparamaaya roopeekaranamaanu arcabooko roopeekaranam (jaar, jeey. keey. eiii). ilam niramulla quartsitic manalkkallukalude kattiyulla kidakkakalum idaykkide shellukalulla complomettukalum jurassic kaalaghattatthinte avasaanathilum aadyakaala cretatius kaalaghattatthilum ullavayum eee roopeekaranathil ulppedunnu; tithonian muthal beriasian kaalaghattangal vare. boyakkayile chikvisaykku purathulla iguvak anticlinalinu sameepamulla arcabooko roopeekaranathil dinosarinte kaalppaadukal kandethiyittundu.
padavyuthpathishaasthram.
1938 ll skeeb aanu eee roopeekaranathe aadyamaayi nirvachichathu, boyaakkayile arcabucoyude perilaanu ithu ariyappedunnathu. 1985ll villa dii leyvaykku chuttumulla galvis rubiano chernnu arcabooko roopeekaranathinte tharam vibhaagam punarnirvachichu.
vivaranam.
litholajikal.
ilam muthal pink niratthilulla nerttha quartsitic manalkkallukaludeyum kattiyulla chuvanna shellukalulla samyojithangalaaya edakalarnnathum idakalarnnathumaaya koottangalumaanu arcabooko roopeekaranathinte savisheshatha. arcabuco roopeekaranathil, iguvak anticlinalil, dinosar trackukal kandethiyittundu. boyaakkayile saachikkayile saachikkayude thoongikkidakkunna paara shelteril arcabooko roopeekaranathinte manalkkallukal adangiyirikkunnu.
strattigraphy nikshepa paristhithiyum.
kattiyulla arcabuco roopeekaranam jeeron roopeekaranathinu mukalilaayi kramarahithamayi rosablanca, kambre roopeekaranangalaal moodappettirikkunnu. eee praayam jurassic kaalatthinte avasaanavum aadyakaala cretatius aanennu kanakkaakkappedunnu. straattigraaphik aayi, eee roopeekaranam yathaakramam kizhakk, thekk altiplanoyude gwavio, laa naavta roopeekaranangalkku thulyamaanu. arcabuco roopeekaranam oru villal thadatthil nikshepichittundu.
puramneekkam.
arcabuco roopeekaranam athinte yadhaartha tharam pradeshathinu purame, villa dii leywa, sachikka, chikvisa ennivaykkidayilulla iguvak thadaakatthinte anticlinalil kaanapedunnu, avide arcabuco anticlinalil roopeekaranam punarnirvachichittundu.

