Formation of Fossils

I. Evidence for Fossils A. (28-1) Fossil Fossil Fossils: Traces of living traces and living things during a certain period. Petrochemical: a process in which the body of a dead organism is replaced with a slowly melting mineral. Mold: The rock is hollow, actor: it is a copy of the contour of the original creature. Engraving: Fossils formed when mud turns into rock. When the impression that creatures form in mud is preserved.

Triceratops lived in the late Cretaceous of North America, and that fossil came from the Evanston, Scolado, Laramie, Lance Group, Denver and Hell Creek. These fossils could be traced back to Cretaceous-Quaternary extinction cases and have passed 66 ± 0.07 million years ago. Many flora and fauna have been found in these strata, mainly from Lance and Hell Creek groups. Triceratops is the last genus of the horn dragon that appeared in the late Mesozoic period. There are also related smaller Torosaurus and smaller Leptoceratops related to longer distances, although the rest of them are rarely encountered.

Precambrian era stromatolite from the Siyeh layer of glacial national park According to Nature journal article Natural Journal in 2002, fossil cyanobacteria were included in the five Ga (one billion years ago) strata. This shows that they are evidence that they are one of the earliest life forms on Earth. The earliest life on the planet existed 5 billion years ago, but in the era of the founder generation there was sufficient crustal solidification after Hadean Eon melted. The earliest physical evidence discovered so far includes microfossils of the Nuvvuagittuq Green Stone Belt in the northern part of Quebec. There, the rock of the "striped iron ore" is at least 77 billion, probably 28 billion years. This discovery shows that life develops almost immediately after the formation of the sea.

Paleontology - Formal science of fossil collection and explanation The science started in the 18th century and was known as the Enlightenment era for a while. Scientists depicted and mapped the rock formations and began classifying fossils. Geologists have discovered that the rock formations are not the result of a single event or disaster but the product of sediment deposition over time. In the early nineteenth century Georges Cuvier and William Smith were considered pioneers of paleontology and discovered that rock layers in different regions can be compared and matched according to fossils.