Basalt columns

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Geology for Beginners on Instagram: "RaDiaTinG BaSaLT CoLuMnS 😍♥️⚒ Pino Hachado, Neuquen, Argentina 🇦🇷 Description: Columnar jointing is a geological structure where sets of intersecting closely spaced fractures, referred to as joints, result in the formation of a regular array of polygonal prisms, or columns. Columnar jointing occurs in many types of igneous rocks and forms as the rock cools and contracts. Columnar jointing can occur in cooling lava flows and ashflow tuffs (ignimbrites), a Basalt Columns, Patagonia Argentina, Lava Flow, Natural Phenomena, World Of Color, Geology, Mount Rushmore, City Photo, Natural Landmarks

Geology for Beginners on Instagram: "RaDiaTinG BaSaLT CoLuMnS 😍♥️⚒ Pino Hachado, Neuquen, Argentina 🇦🇷 Description: Columnar jointing is a geological structure where sets of intersecting closely spaced fractures, referred to as joints, result in the formation of a regular array of polygonal prisms, or columns. Columnar jointing occurs in many types of igneous rocks and forms as the rock cools and contracts. Columnar jointing can occur in cooling lava flows and ashflow tuffs (ignimbrites)…

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