the bitumious coal is more in quantity than anthracite coal.if so tertiary rock had xperence more bad climatic condition than cretaceous(manetic change)after 10000 yrs from c-t boundary new deposite took place

Q!)whats the difference between Anticline and Antiform?
ans.) Anticline-any anticline structure whose  beds have relative known age is defined as anticline structure. while antiform is any structure whose relative age can not be determined is known as antiform structure.