Stone texture on a beach opposite to Fuwairit Hills (Jabal Fuwayrith), on north-eastern coast. Qatar, March 4, 2010
Black stone texture on a beach opposite to Fuwairit Hills (Jabal Fuwayrith), on north-eastern coast. Qatar, March 4, 2010
Texture of stone of jebel near old fishing village (ghost town) of Al Ghariyah on north-eastern coast, Ash Shamal area. Qatar, December 19, 2015
Texture of map lichen Rhizocarpon petraeum on a granite stone in Zakhodskoe (Lounatjoki), 50 miles north from Saint Petersburg. Russia, May 9, 2019
Texture of blue-gray rosette lichen Physcia caesia on a granite stone in dunes near the lake south from Mys Moryin Nos near Ladoga Lake, east from Saint Petersburg. Russia, May 14, 2019