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___-__--__--___ River Portal mica schist-__--__-____-__-_-____--__--_-.-__--___ Occurrence ______--_---...greenstone-----___-_-_-_-_-__---__--__-____--_-----___ Occurrence __-_-_____--__-_._--___-_-_. ________ .___ General...__----_-_-__--_______-_____________-_-_______ Granites of the area _--_----__-__-____-__________.____-_______ Powderhorn...group ----_-----_-_--__..____-_-----_-_--___ Occurrence ______________________________________________... ______-___-_____________________ ______.___ Occurrence __-___-___-___-__-.___-___-___________-_-_--__ |
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.... Part 31. Geology of the Aroostook volcanic area of Maine, including an account of the clastic rocks.................... IV. Map of Aroostook volcanic area................................... V. A, Spherulitic........... XIII. A, Perlitic type of rhyolite; B, Area between spherulites, perlitic type of rhyolite.............................. FIG. 1. Index map of area described ........................................Township, showing the teschenite area...... 6. Map of Castle Hill area ............................... |
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..................... General topography of the area .-..-........-....------.-- ...-..-.-..Drainage...CHAPTER II. General description of the Schists in the area ................ Phyllitic series ..........-.................................. Common muscovite-aplite of the Main stock...................... Paisanite...Ascntney Mountain and the terraces of the Connecticut River. -----------------------------------II. A, Unaltered...Connecticut River, looking northwest. 7.', ASCUTNEY MOUNTAIN AND THE TERRACES OF THE CONNECTICUT RIVER. Ascutneyville |
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______ _________ . _. ___________________ _ Position, area, and orographic relations .... __ .... __ ._ .....- - - 路 - - 路 - - - - - - 路 路 - - - - - 路 85 Occurrence .......................... - .. - . - ... - -...... ---.----.---.--.---------------- - -路 86 Occurrence ............................... ___ ... __ ....__________________________________________ -. _.- _.-- _- _86 Occurrence _________ ... _. __ ........ _. __ ..... _.....______ ... _. _. _______ .- .... _. _.. ____ _ 88 Occurrence _________ ... _. __ . __ .. _.. __ . ___ . _ |