couboy spring formation

couboy spring formation dakshin-paschimi nyu maxico aur dakshin-purvi arizona mein ack bhoovaigyaanik gathan haye. yeh cretaceous avadhi key anta key jeevashmon koo sanrakshit kartaa haye.
varnan.
iska gathan mukhya roop seey choona patthar key cobal samooh seey hotaa haye. vishal samooh key bistar balua patthar, shale, mitty key patthar aur tuff key patale bistaron dwara alag kiye jaate hain. samooh mein clast cretaceous ayu key hotey hain aur inmein foraminiferan "orbitolina" aur anya samanya cretaceous jeevaashm hotey hain. yeye ack laal arcosic matricks mein antarnihit hain. rait key patthar bhee jyaadaatar laal aur arcosic hotey hain aur shale jyaadaatar chamkile laal hotey hain. gathan antarnihit mojado gathan key saath interfaces kartaa haye, lakadi key gathan dwara koniya asangatata key saath overlane hotaa haye, aur cumm seey cumm isaki kull motai hoti haye.
ack ekal akshansh tuff bedd kuchh gathan mein ujagar hotaa haye.
gathan koo chhote topi sheersh besin mein jamaa kiya gayaa thaa, joe hidalgo utthaan key dakshin-paschim hisse mein laramide viroopan dwara utpann kiya gayaa thaa.
jaanch kaa itihas.
iss gathan kaa naam pahali baar 1965 mein zeller aur alper dwara anima pahaadon mein ack ekal bahirgaman key liye rakhaa gayaa thaa. 1970 taka, iska pataa dakshinpurvi arizona elston mein lagaaya gayaa thaa aur spasht lithological antar kii kamee key kaaran erb ney gathan koo oopar kii lakadi key gathan key saath vilay karane kii sifarish kii thee, lekin ise saarvbhaumik roop seey sweekaar naheen kiya gayaa haye.

