Annual report . n each side. The age of the granite can net be affirmed. It appears to havethe strike of the adjacent gneisses ; but it did not prove possible totrace it more than a few hundred feet. The quartzite formation, orits possible equivalent, was not found resting on the granite, so thatits age could not be definitely assigned by showing an thrust up into the gneisses at the time of their folding, it hasescaped foliation. It probably belongs to the Precambric series. Ifso, the absence of foliation indicates that Postcambric movementsdid not contribute to the characteri
Annual report . n each side. The age of the granite can net be affirmed. It appears to havethe strike of the adjacent gneisses ; but it did not prove possible totrace it more than a few hundred feet. The quartzite formation, orits possible equivalent, was not found resting on the granite, so thatits age could not be definitely assigned by showing an thrust up into the gneisses at the time of their folding, it hasescaped foliation. It probably belongs to the Precambric series. Ifso, the absence of foliation indicates that Postcambric movementsdid not contribute to the characteristic foliation of the gneisses. The eastern gneiss mass. The rocks along the northwesternbase I the eastern gneiss mass in some cases suggest a continuationof those of Shenandoah mountain. 1 The spur next east is locally known as Shenandoah mountain, fromthe hamlet of that name at its northern termination. The Shenandoahof the map is East Fishkill Hook. ?M o — >> en <v JD 03 c/l t/J V rt C u c/. —.
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectscience, bookyear1902
