832-368314 - Mineral field, iron deposits, Brennisteinsalda volcano with the Laugahraun lava field, rhyolite mountains, Landmannalaugar, Fjallabak Nature Reserve, Highlands, Iceland, Europe
737-429 - Mimosa rocks and rock pool in natural bay composed of volcanic Rhyolite rock, around 360 million years old, Mimosa Rocks National Park, New South Wales, Australia, Pacific