What is muonionalusta meteorite?

Muonionalusta is a meteorite that was discovered in 1906 near the village of Kitkiöjärvi in northern Sweden. It is classified as an iron meteorite and is estimated to be about 4.5 billion years old, making it one of the oldest known meteorites.

Muonionalusta is composed primarily of iron and nickel, with trace amounts of cobalt and other metals. It is characterized by its distinct Widmanstätten pattern, which is a unique geometric pattern that forms when the meteorite is etched with acid to reveal its internal structure.

The meteorite is believed to have originated from the asteroid belt between Mars and Jupiter, and is thought to have been part of a larger asteroid that broke apart billions of years ago. Muonionalusta is one of the most well-preserved meteorites ever found, with many specimens exhibiting a high level of structural integrity and minimal weathering.

Muonionalusta meteorites are highly sought after by collectors and researchers due to their rarity and unique characteristics. They are often used in scientific studies to learn more about the formation and evolution of the solar system.