28.1 MB (5.2 MB compressed)
3851 x 2550 pixels
32.5 x 21.6 cm ⏐ 12.8 x 8.5 in (300dpi)
STEPHEN J. KRASEMANN / SCIENCE PHOTO LIBRARY STEPHEN J. KRASEMANN / SCIENCE PHOTO LIBRARY
Canadian Shield rocks in the Barrenlands of the Northwest Territories, Canada, north of Yellowknife. This formation was deposited 2.5 billion years ago in Pre-Cambrian seas.
Model release not required. Property release not available.