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Washington
Columbia River
OreApr2017


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John Day lava field (#0423)

John Day lava field (#0423)
The area around the Columbia Gorge aluminum smelter is a lava field.

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slgwv
slgwv
It's _all_ lava, Don! Those slopes and bluffs behind are stacks and stacks of individual flows of Columbia River basalt! This is a bench consisting of one of the lower flows that's been plucked and scoured by the Scabland floods.,
2 months ago. Edited 2 months ago.
Don Barrett (aka DBs… has replied to slgwv
For we non-geologist, 'lava field' means a relatively flat area where lava flowed and cooled leaving unusual formations.....But it's true that we should be more specific rather than contributing a notion that the cliffs in the distance aren't lava.
2 months ago.