The oldest rocks on Earth.. one of them is four billion years old

Ramallah – the world of the homeland
Have you ever thought regarding how old the earth is? There is a lot of radiological evidence that says that the age of the earth is regarding 50 million years. Since the earth’s crust is always changing, it is difficult to find evidence of the early parts of the formation of the earth. However, there have been many discoveries of the formations. Terrestrial rocks that are close to the history of the planet Earth itself, so “The Seventh Day” reviews a group of these impressive rock discoveries that are billions of years old, according to (The Seventh Day) website.

Jack Hills Zircon Stone:

It is the oldest geological material found on the face of the planet, and it dates back to regarding 4.375 billion years. It takes 6 million years to form. The trace elements found in zircon indicate that it came from water-rich granite-like rocks such as granodiorite or tonalite.

حجر Nuvvuagittuq Greenstone Belt:

In 2001, geologists discovered the oldest known rock on Earth, the Nuvvuagittuq Greenstone Belt, on the Hudson Bay coast in northern Quebec. “.

Alan Hills:

It was found in Antarctica in 1984 and is believed to be from Mars. The meteorite first came to international attention in 1996 when a group of researchers from NASA’s Johnson Space Center in Houston announced that they had spotted possible signs of life on Mars in the meteorite.

Acasta Gneiss:

Before the discovery of the “Nuvvuagittuq” green stone belt, Acasta Gneiss was the oldest rock formation found on Earth, the oldest part of which dates back to regarding 4.031 billion years ago, and due to the controversy surrounding the methods used to determine the age of the Nuvvuagittuq rocks, many people still consider Acasta Gneiss to be the oldest rock Intact cortex ever found.