Acasta river gneiss, SEM

Acasta river gneiss, SEM

E417/0171 Rights Managed

Request low-res file

530 pixels on longest edge, unwatermarked

Request/Download high-res file

Uncompressed file size: 51.4MB

Downloadable file size: 5.2MB

Price image Pricing

Please login to use the price calculator


Caption: Acasta river gneiss. Coloured scanning electron micrograph (SEM) of gneiss a highly metamorphosised rock (formed from other metamorphic rock) of granular texture with a banded appearance. It is abundant around the Acasta river of Canada, which gives it its name. It has been dated at 3.96 billion years, making it the oldest known rock on the planet. It was dated by analysing the uranium content of crystals within the gneiss. Magnification: x5000 at 5x7cm size.

Release details: Model release not required. Property release not required.

Keywords: acasta river, canada, canadian, coloured, dated, dating, earth science, geological, geology, gneiss, history, metamorphic, oldest, prehistoric, rock, rocks, scanning electron micrograph, sem, type, uranium, zircon crystals

Licence fees: A licence fee will be charged for any media (low or high resolution) used in your project.