1E14: Aggregate of Hematite pseudomorphs after Magnetite crystals, with sharp octahedral shape and almost completely coated by small lenticular recrystallized Hematites.
Payún Matru Volcano, Malargüe, Malargüe Department, Mendoza Province  Argentina (2008)

Specimen size: 6.4 × 5.1 × 2.3 cm = 2.52” × 2.01” × 0.91”

Main crystal size: 3.3 × 2.0 cm = 1.30” × 0.79”