THMM814

Classification: Cryptocrystalline (CC), microcrystalline (MC)

Size: 404 x 421 µm | Shape: roundish | Colour: grey/black

Crystalline structure: submicron crystallites, oriented crystals

Magnetite: single crystals

Locality: site #61 | rooftop, unclear deposition conditions | N 52.534008, E 13.514426 | Terrestrial age: 0-10 a