HM280TE: Very aerial group of octahedral pseudomorphs of Hematite after Magnetite crystals, very sharp, with bright luster. On matrix, which is very uncommon.

Payún Matru Volcano, Malargüe, Malargüe Department, Mendoza Province  Argentina (2008)

Specimen size: 8 × 6.6 × 5 cm = 3.15” × 2.60” × 1.97”

Main crystal size: 2.8 × 1.6 cm = 1.10” × 0.63”