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1799-02. Fossilized stromatolites (microbial mats) in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016Similar picturesLarge thumbnails | Use small thumbnails | View as slideshow |
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1799-02. Fossilized stromatolites (microbial mats) in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016Similar picturesLarge thumbnails | Use small thumbnails | View as slideshow |
 Domes of fossilized stromatolites (microbial mats) in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016  Texture of fossilized stromatolites (microbial mats) in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016  Domed structure of fossilized stromatolites (microbial mats) in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016  Fossilised stromatolites (microbial mats) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Dome like fossilised intertidal stromatolites (microbial mats) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016  Conical fossilized stromatolites (marine microbs) in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016  Members of the Qatar Natural History Group (QNHG) exploring fossilised intertidal stromatolites (microbial mats, laminated sediments) during fossil trip in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014  Columnar fossilized intertidal stromatolites (microbs) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016  Members of the Qatar Natural History Group (QNHG) under the guidance of a geologist Jacques LeBlanc exploring fossilised stromatolites (microbial mats) during fossil trip in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014  Fossilised intertidal stromatolites (microbial mats, laminated sediments) in area of Nakhsh Mountain near Salwa Road in southern Qatar, May 8, 2015  Sandblasted fossilised intertidal stromatolites (microbial mats, laminated sediments) in area of Nakhsh Mountain near Salwa Road in southern Qatar, May 8, 2015  Domes of fossilised intertidal stromatolites (microbial mats, laminated sediments) in area of Nakhsh Mountain near Salwa Road in southern Qatar, May 8, 2015  Weathered fossilised intertidal stromatolites (microbial mats, laminated sediments) in area of Nakhsh Mountain near Salwa Road in southern Qatar, May 8, 2015  Sunrise in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Exposed pebbles in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Limestone mushroom in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Acacia tortilis(?) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Sand ripples in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Stony plateau in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Edge of a plateau in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Sand and sky ripples in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Rock layers in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Gypsum plateau in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Sand and rocks in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Sand and sky texture in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Rippled texture in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Stone mushroom in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Small wadi in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Plateau with pebbles in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Windblown sand with ripples in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Gypsum pavement (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Gypsum rocks (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Windblown sand with rocks in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Gypsum pavement (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016  Gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016  Gypsum slabs (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Salsola cyclophylla on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016  Acacia tortilis(?) at sunrise in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  View from a hill slope in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Acacia tortilis(?) in a desert in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Sand and cloud ripples in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  View from a gypsum plateau in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Grass Stipagrostis obtusa in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Close up of grass Stipagrostis obtusa taken from area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Dog s Paw plant (Camel s Eye, Gymnarrhena micrantha) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Mushroom shaped limestone rock in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016  Spikelets of grass Stipagrostis obtusa in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Weathered gypsum slabs (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016  Protruding gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016  Dry plant of Fagonia indica(?) on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016  Weathered gypsum layers (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016  Layers of gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Koelpinia linearis with fruits on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Gypsum crystal pavement (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Plateau with gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  White gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Slabs of gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016  Grass Pennisetum divisum on windblown sand in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Salsola cyclophylla on an edge of a stone plateau in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Dry plant of Fagonia indica(?) with seeds on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016  Sand covering gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016  Bird tracks in windblown sand on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016  Fruits of Dog s Paw plant (Camel s Eye, Gymnarrhena micrantha) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Plumose spikes of grass Stipagrostis obtusa taken from area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  White gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016  Gypsum crystals pavement (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016  Sand mounds with plants of Anabasis setifera on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016  Plant of Anabasis setifera in windblown sand on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016  Plant of Leptadenia pyrotechnica in windblown sand on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016  Dog s Paw plant (Camel s Eye, Gymnarrhena micrantha) in stony desert in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016  Stork bill (Monsonia nivea, Erodium neveum) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Stone mushroom formed by wind abrasion in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016  Dry sword-leaved helleborine grass (Centropodia forsskalii) on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016  Stork s bill (Monsonia nivea, Erodium neveum) with a flower in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Sword-leaved helleborine grass (Centropodia forsskalii) on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Habitat of Dog s Paw plant (Camel s Eye, Gymnarrhena micrantha) in stony desert in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016  Blooming stork s bill (Monsonia nivea, Erodium neveum) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Cornulaca monacantha (local names thalj, thallaj) on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016  Desert species of morning glory (Convolvulus cephalopodus) on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Blooming seedling of morning glory (Convolvulus cephalopodus) on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Lithified (compacted and hardened, turned to stone) sand dune in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Arfaj (Rhanterium epapposum) growing on gypsum pavement (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016  Greater plantain (Plantago boissieri) on windblown sand on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Close up of blooming stork s bill (Monsonia nivea, Erodium neveum) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Orange lithified (compacted and hardened, turned to stone) sand dune in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Close up of sword-leaved helleborine grass (Centropodia forsskalii) on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Stork s bill (Monsonia nivea, Erodium neveum) with a flower and fruits in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Desert plant Cornulaca monacantha (local names thalj, thallaj) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Climbing an orange lithified (hardened) sand dune in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016  Cornulaca monacantha (local names thalj, thallaj) in windblown sand on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016  Cornulaca monacantha (local names thalj, thallaj) on windblown sand on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016  Arfaj (Rhanterium epapposum) growing on sand covering gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016  Small blooming plant of Centaurea sinaica (local names birkan, murrar) on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Orange lithified (compacted and hardened, turned to stone) sand dune in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016  Blooming Arfaj (Rhanterium epapposum) growing on sand covering layers of gypsum crystals (selenite) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016  Succulent form of Tetraena qatarense (Zygophyllum qatarense) in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Thorn acacia (Acacia ehrenbergiana) with dry fruits on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, June 10, 2016  Flowers of dyer s croton (giradol, Chrozophora tinctoria, local names Tanoom, zerraij, tannom) on roadside in area of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016  Slopes of Jebel Al-Nakhsh (Khashm an Nakhsh). South-western Qatar, March 25, 2016 |