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Hornfelsic Rocks around East Half of Papoose Flat Pluton

Left: Middle Poleta Formation quartz-muscovite-bioitite hornfels, east half of Papoose Flat pluton, south contact, near Side Hill Spring. ©A.G. Sylvester, 1964. Right: Dark gray Campito Formation quartz-muscovite-biotite-andalusite hornfels interlayered with brown quartzite, east end of Papoose Flat pluton. ©A.G. Sylvester, 1963.

 

 
Layer of calc-silicate hornfels, consisting chiefly of andradite garnet, epidote, vesuvianite, quartz, and calcite, interlayered with quartz-muscovite-bioitite hornfels, east end of Papoose Flat pluton. ©A.G. Sylvester, 1981.  

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