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Text Description: Old, pheno-rich lava seen in outcrop. Outcrop ~5-10 m wide, thickness not obvious. This is a Pre-caldera lava directly capped by lapilli bearing maar deposit. No outcrops of maar, but spurious piles of it are common. Old, light grey, pheno rich andesite References:  Volcanism on Unimak Island, Alaska, USA: a special focus on Shishaldin and Fisher volcanoes |
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