Map I-1576, 'Geologic Map of the Murphys Well, Pilot Cone ...BLUE SPHINX TUFF (MIO unit of...
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Map I-1576, 'Geologic Map of the Murphys Well, Pilot Cone ...BLUE SPHINX TUFF (MIO unit of densely welded of mild hydrothermal a where intensely altered (1) lavender and purpl welded
