Classification: Barred Olivine (BO)

Size: 127 x 138 µm | Shape: roundish | Colour: grey/black

Crystalline structure: (submicron crystallites), oriented crystals

Magnetite: single crystals, dendrites

Locality: site #61 | rooftop | N 52.534008, E 13.514426 | Terrestrial age: 21 d