Classification: Unmelted Micrometeorite (UMM)

Size: 74 x 127 µm | Shape: roundish-irregular | Colour: grey/black

Crystalline Structure: non-oriented crystals

Magnetite: single crystals, dendrites

Other surface properties: microtails

Interior: relict minerals

O-isotope analysis suggests that atmospheric oxygen was not incorporated, thereby supporting the interpretation that the texture formed mainly before the object entered Earth’s atmosphere.

Locality: site #61 | rooftop | N 52.534008, E 13.514426 | Terrestrial age: 30 d