Tim Fitzharris / Shrubland and granite formations, Castle Rocks State Park, Idaho
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Phil Savoie / Trees and shrubs above igneous rock outcrop. Stanner Rocks National Nature Reserve, Powys, Wales, UK, September.
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Phil Savoie / Rock Stonecrop (Sedum forsterianum) on igneous rock. Stanner Rocks National Nature Reserve, Powys, Wales, UK, September.
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Phil Savoie / Igneous rock geology and vegetation. Stanner Rocks National Nature Reserve, Powys, Wales, UK.
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Brent Stephenson / Columnar basalt formations at the 180 metre high Edinburgh Hill. South Shetland Islands, Antarctica, December.
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Brent Stephenson / Columnar basalt formations at the 180 metre high Edinburgh Hill. South Shetland Islands, Antarctica, December.
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Brent Stephenson / Columnar basalt formations at the 180 metre high Edinburgh Hill. South Shetland Islands, Antarctica, December.
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Ole Jorgen Liodden / Lava Gull (Leucophaeus fuliginosus) on igneous coastal rocks. Galapagos
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Graham Eaton / Pillow lava of Ordovician age (440 million years), formed by lava rapidly cooling in the sea. Porth Dinllaen, Nefyn, Wales, July 2011.
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Bruno D'Amicis / Linosa, island of Sicily. View from the sea of the northern coast, with igneous rocks and ancient observation tower on the highest mountain. Italy, July.
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Pete Oxford / Devils Tower National Monument, East Wyoming. USA - formed from a molten magma plug
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Scott Leslie / Coastal granite rocks, Cape Breton Highlands National Park, Gulf of St. Lawrence, Nova Scotia, Canada
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Scott Leslie / Coastal granite rocks, Cape Breton Highlands National Park, Gulf of St. Lawrence, Nova Scotia, Canada
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Scott Leslie / Coastal granite rocks, Cape Breton Highlands National Park, Gulf of St. Lawrence, Nova Scotia, Canada
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Tim Fitzharris / Granite boulders, Castle Rocks State Park, Idaho
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Tim Fitzharris / Granite formations, Castle Rocks State Park, Idaho
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Tim Fitzharris / Granite pinnacles, Castle Rocks State Park, Idaho
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Niall Benvie / Close up of Granite rock, Scotland, UK
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Niall Benvie / Close up of Granite rock, Scotland, UK
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Niall Benvie / Close up of Granite rock, Scotland, UK
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Niall Benvie / Close up of Granite rock, Scotland, UK
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Niall Benvie / Close up of Granite rock, Scotland, UK
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Niall Benvie / Close up of Granite rock, Scotland, UK
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Niall Benvie / Close up of Granite rock, Scotland, UK
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Niall Benvie / Close up of Granite rock, Scotland, UK
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Jouan Rius / Hexagonal lava formations, Isle of Staffa, off the Isle of Mull, Inner Hebrides, Scotland, UK
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Piotr Naskrecki / Grasshopper (Lithidium sp) lives on exposed granite rocks, Namib Desert, Namibia
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Piotr Naskrecki / Grasshopper (Lithidium sp) lives on exposed granite rocks in the Namib Desert, Namibia
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Tim Fitzharris / Granite formations, Enchanted Rocks State Park, Texas
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Tim Fitzharris / Head Rock, granite formation, City of Rocks National Reserve, Idaho
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Tim Fitzharris / Shrubland and granite rock formations, Castle Rocks State Park, Idaho
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Phil Savoie / Sheeps Bit (Jasione montana) in flower on igneous rock. Stanner Rocks National Nature Reserve, Powys, Wales, UK, September.
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Phil Savoie / Sheeps Bit (Jasione montana) in flower on igneous rock. Stanner Rocks National Nature Reserve, Powys, Wales, UK, September.
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Phil Savoie / Trees and shrubs above igneous rock outcrop. Stanner Rocks National Nature Reserve, Powys, Wales, UK, September.
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Phil Savoie / Trees and shrubs above igneous rock outcrop. Stanner Rocks National Nature Reserve, Powys, Wales, UK, September.
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Phil Savoie / Trees and shrubs above igneous rock outcrop. Stanner Rocks National Nature Reserve, Powys, Wales, UK, September.
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Phil Savoie / Igneous rock outcrop. Stanner Rocks National Nature Reserve, Powys, Wales, UK, September.
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Phil Savoie / Meadow grasses and shrubs over igneous rocks. Stanner Rocks National Nature Reserve, Powys, Wales, UK, September.
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Phil Savoie / Meadow grasses and flowers over igneous rocks. Stanner Rocks National Nature Reserve, Powys, Wales, UK, September.
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Phil Savoie / Rock Stonecrop (Sedum forsterianum) on igneous rock. Stanner Rocks National Nature Reserve, Powys, Wales, UK, September.
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Phil Savoie / Meadow grasses and flowers over igneous rocks. Stanner Rocks National Nature Reserve, Powys, Wales, UK, September.
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Phil Savoie / Meadow grasses and flowers over igneous rocks. Stanner Rocks National Nature Reserve, Powys, Wales, UK, September.
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Phil Savoie / Igneous rock geology and vegetation. Stanner Rocks National Nature Reserve, Powys, Wales, UK.
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Yva Momatiuk & John Eastcott / Granite rocks near Sierra Nevada, Alabama Hills, California
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John Cancalosi / Amazonite, a variety of microcline feldspar (potassium aluminium silicate). Feldspars are the principal constituents of igneous and plutonic rocks, among the most common minerals on Earth. Teller Coun...