Classification: Cryptocrystalline (CC), Turtleback

Size: 86 x 94 µm | Shape: roundish | Colour: grey/black

Crystalline structure: submicron crystallites

Magnetite: (single crystals), (dendrites)

Locality: site #61 | rooftop | N 52.534008, E 13.514426 | Terrestrial age: 147 d