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Geology of the Newark Rift Basin

Orange Mountain Basalt from the Newark rift basin

Orange Mountain Basalt from the Newark rift basin. LEFT: Orange Mountain Basalt present at Paterson Falls on the Passaic River. / thejerseygirl.wordpress.com . RIGHT: Sketch of composite section of Orange Mountain Basalt exposed in roadcut of I-280 in West Orange, NJ. Cooling joints are abundant and have a complex geometry in the central section called the entablature. From Olsen et al. (1989).
Orange Mountain Basalt from the Newark rift basin

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