There has been a wave of articles over the last few weeks out on the geoblogosphere on columnar jointing in lavas – with many, many great images of columns seen aroundthe world. I thought I’d jump in ...

Discover how columnar joints form in volcanic rocks, creating stunning landscapes like Giant's Causeway and Devil's Postpile. Columbia River Basalt flows in the Palouse River Canyon of Washington.

Mumbai’s construction industry’s frenzied excavation activity has unravelled a spectacular 40-feet columnar joint structure of trachyte rock The trachyte rock is famous as the Malad stone. Yellow in ...

Discover columnar jointing in volcanic deposits, a unique feature caused by cooling differences in lavas. Learn more about impressive examples! However, columnar jointing can occur in any composition ...