These are two polished specimens of common Hematite from Brazil. The specimen on the left is metallic gray, and the one on the right is a banded gray and reddish-brown.
Minas Gerais, Brazil
Left: 4.8 x 3.9 x 1.5 cm.
Right: 4.2 x 3.9 x 1.5 cm.
© Hershel Friedman - all rights reserved.