THMM617
Classification: Porphyritic Olivine (PO)
Size: Ø 180 µm | Shape: roundish | Colour: grey/black
Crystalline structure: non-oriented crystals
Metal differentiation: Fe/Ni droplet
Magnetite: single crystals, Cr-rich
Surface properties: porous
Locality: site #56 | rooftop, unclear deposition conditions | N 52.670800, E 7.301100 | Terrestrial age: 0-21 a