Classification: Porphyritic Olivine (PO)

Size: Ø 75 µm | Shape: roundish | Colour: grey/black

Crystalline structure: (non-oriented crystals)

Magnetite: single crystals

Surface properties: porous

Locality: site #56 | rooftop, aeolian deposits | N 52.670800, E 7.301100 | Terrestrial age: 0-21 a