Rock Identifier
Likely iron-rich meteorite fragment (Undetermined stony-iron or iron meteorite; mineralogy may include Fe–Ni metal, troilite, and silicates) — meteorite
meteorite

Likely iron-rich meteorite fragment

Undetermined stony-iron or iron meteorite; mineralogy may include Fe–Ni metal, troilite, and silicates

AI-generated identification · may be incorrect

Dark brown-gray, irregular fragment with a possible thin fusion crust and scattered metallic-looking pits/inclusions; apparent hardness roughly 5–6, but cannot be reliably measured from the image. Meteorites commonly show high density and weak-to-strong magnetism.

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Physical properties

Dark brown-gray, irregular fragment with a possible thin fusion crust and scattered metallic-looking pits/inclusions; apparent hardness roughly 5–6, but cannot be reliably measured from the image. Meteorites commonly show high density and weak-to-strong magnetism.

Formation & geological history

Likely extraterrestrial material melted or brecciated in an asteroid, then produced a fusion crust during atmospheric entry; age commonly exceeds 4.5 billion years. Confirmation requires density, magnetic response, streak, and laboratory elemental analysis.

Uses & applications

Primarily a collector specimen and scientific material; iron meteorites may be cut and polished for display or jewelry. Value depends strongly on authenticated classification, mass, provenance, and visual quality.

Geological facts

The appearance is also compatible with terrestrial slag, weathered basalt, or iron-rich rock, so a photograph alone cannot authenticate it. A nickel test and professional meteorite analysis are important.

Field identification & locations

Check for unusual density, magnetism, a nonporous interior, and a thin dark fusion crust; avoid filing or acid-testing valuable material. Common meteorite finds occur in deserts and Antarctica, but terrestrial look-alikes are far more common.