Nickel Iron Meteorite Campo del Cielo Argentina Genuine Space Rock

Description

Nickel Iron Crystal Meteorite – Campo del Cielo, Argentina

4–6,000 Years Old | Genuine Extraterrestrial Specimen

This Nickel-Iron Crystal Meteorite from Campo del Cielo, Argentina is a genuine extraterrestrial space rock formed in the core of a differentiated asteroid billions of years ago and delivered to Earth approximately 4,000–6,000 years ago. The photograph in the listing shows the exact specimen you will receive. Full sizing and scale details are available in the listing photos.

Each meteorite includes a Certificate of Authenticity lifetime guarantee generic card, confirming its genuine meteoritic origin.

Meteorite Classification & Type

Campo del Cielo meteorites are classified as coarse octahedrite iron meteorites within the IAB-MG (Iron, IAB Main Group) chemical group. These meteorites are composed primarily of iron-nickel metal alloys, principally kamacite and taenite, with minor inclusions of troilite, schreibersite, and other accessory minerals.

As an iron meteorite, this specimen represents material that originated in the metallic core of an early protoplanetary body. Following catastrophic collisions in the asteroid belt, fragments of that metallic core were ejected into space, eventually intersecting Earth’s orbit.

Octahedrite iron meteorites are known for their internal crystalline structure, which forms distinctive Widmanstätten patterns when cut, polished, and etched. These interlocking nickel-iron crystals develop over millions of years during extremely slow cooling in space, at rates measured in degrees per million years.

Age & Fall History

The Campo del Cielo meteorite fall occurred approximately 4,000 to 6,000 years ago in what is now the Gran Chaco region of Argentina. Indigenous peoples were aware of the iron masses long before European documentation. The site was formally studied in the 16th century after reports of large iron deposits.

Radiometric dating confirms the extraterrestrial material itself formed over 4.5 billion years ago, during the early formation of the solar system. The terrestrial age refers to how long the meteorite has been on Earth since impact.

The strewn field covers a large area and has produced numerous individual masses, ranging from small fragments to multi-tonne specimens.

Composition & Crystal Structure

This nickel-iron meteorite consists primarily of:

• Kamacite – low-nickel iron alloy
• Taenite – higher-nickel iron alloy
• Minor sulphide inclusions such as troilite

The crystalline intergrowth of kamacite and taenite forms the internal metallic lattice characteristic of octahedrites. These natural metallic crystals are not man-made; they developed through extremely slow cooling within an asteroid’s core under vacuum conditions in space.

Surface features may include regmaglypts (thumbprint-like indentations formed during atmospheric entry), natural oxidation textures, and metallic luster areas where the iron content is exposed.

Geological & Cosmic Origin

Campo del Cielo meteorites belong to the IAB complex, a group of iron meteorites believed to have formed through partial melting and differentiation processes within early solar system bodies. Unlike fully differentiated iron meteorites, IAB irons often contain silicate inclusions, indicating complex formation histories.

The parent body likely formed within the asteroid belt between Mars and Jupiter. After a major collision event, fragments entered independent orbits, with some eventually falling to Earth.

The Campo del Cielo site remains one of the most significant and historically documented iron meteorite localities in the world.

Collecting, Display & Educational Value

Nickel-iron meteorites are highly sought after by collectors due to their metallic composition, cosmic origin, and structural beauty. A Campo del Cielo specimen represents a tangible piece of early solar system history and planetary core material.

This carefully chosen piece is ideal for:

• Meteorite collections
• Astronomy and geology enthusiasts
• Educational displays
• Cabinet specimens
• Unique gifting

The natural metallic surface and extraterrestrial origin make it a striking conversation piece and a scientifically significant addition to any collection.

Authenticity & Presentation

• Genuine Nickel-Iron Meteorite

• Campo del Cielo, Argentina

• Approximate terrestrial age: 4–6,000 years

• Classified as IAB-MG Coarse Octahedrite

• Exact specimen shown in photographs

• Includes Certificate of Authenticity lifetime guarantee generic card

• Full measurements provided in listing images

A genuine fragment of an asteroid core, formed billions of years ago and delivered to Earth millennia ago — an extraordinary natural space rock specimen from one of the world’s most famous meteorite falls.