Photo by Orsolya Haarberg fjellheimengalleri | Colorful rhyolite is formed in mountains when silica-rich elements of the Earth’s crust melt, forcing the viscous fluids to the surface—like toothpaste squeezed from a tube. The rugged nature of Landmannalaugar, with its volcanic rhyolite landscape, has long made it a favorite with visitors to Iceland. Please follow fjellheimengalleri for more images. #rhyolite #landmannalaugar #iceland #landscapephotography