pp 341 d plate-07 - U.S. Geological Survey Publications ... · 700 mpb mps m pt m pf mig m pc m pf...
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pp 341 d plate-07 - U.S. Geological Survey Publications ... · 700 mpb mps m pt m pf mig m pc m pf mpb mpt ... gbt Gabbro; in part altered to talc schist ... pp_341_d_plate-07.tif