Tag Archives: Geology

Rampart of the Giantess. The Grjótgarðsháls ridge in the northern Highlands of Iceland holds one of the most startling sights anywhere: a wall of large boulders over 300 m in length and 5 m high set in a sweeping moraine dotted with glacial erratics. The geological explanation for this wondrous landscape lays it at the […]

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At Lipan Point. Taken handheld while juggling my duties as a chauffeur for my visiting nephew & nieces. Although the backlighting obscures the details, it is worth noting that at the base of the canyon, near the section of the Colorado River seen in the frame, is the Vishnu Schist. How these rocks got their […]

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Looking down on the Queen. Herðubreið (“broad shouldered”), Queen of the Icelandic Mountains, is set in the expanse of the Ódáðahraun (“Lava of Evil Deeds”) lava field in the northern Highlands. The table mountain took shape in a subglacial eruption around 20,000 years ago. The desolate Ódáðahraun terrain truly feels like an alien world. It […]

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