INDEX 



Alford mountain, 78 

 Ailing, Harold L., cited, 6, T^^, 74. 79. 

 81, 84, 99, 102; Pleistocene geology, 



71-^S 

 Ampersand mountain, 79 

 Amphibolite, 52-55 

 Anorthosite, 11, 13, 45, 50, 51. 52, 53, 



56, 96; chemical composition of, 



25 ; an intrusive body, 27 ; younger 



than Grenville, 31 ; foliation of, 66. 



See also Marcj' anorthosite ; 



Whiteface anorthosite 

 Anorthosite series, 16-34, loi ; older 



than syenite-granite series, 32 

 Aplite dikes, 41 

 Ausable Forks, 93, 100 

 Ausable lakes, 81 

 Ausable river, 14, 37, 82, 89, 91, 99. 



See also East branch ; West 



branch 

 Ausable sheet, 31, 76, 84, 86, 88, 90, 



91, 92, 100 



Bald mountain, 90 



Beaches, 88 



Big Cherrypatch pond, 13, 37 



Black Brook, 6 



Black lead, 12, loi 



Black Mountain, 86, 88 



Blue Mountain quadrangle, 31 



Blueberry pond, 78 



Bowen, N. L., cited, 7, 27, 28, 32, 44, 



SI 

 Brown's brook, 84 

 Brueyer pond, 78 

 Buck island, 37, 38 

 Building stone, loi 



Cascade lakes, 74, 79 



Catamount mountain, 16, 22, 41, 42, 



44, 49, 54, 57. 58, 60, 63, 70; rocks 



of, 63 

 Catamount mountain ridge, 9, 10, 37, 



39 



Catskill mountains, 75 

 Catskill region, 93 

 Cenozoic history, 99 

 Chadwick, George H., cited, 88, 95 

 Champlain valley, 94 

 Chapel pond pass, 82, 83 

 Chesterfield, 88 

 Clifford brook, 84, 89, 91 

 Clifford Falls, 22 

 Clifford hill, 89, 91, 92 

 Clifford lake, 92, 95 

 Cobble hill, 14, 37, loi 

 Cobb's hill, 74 

 Cold brook, 79 

 Coldspring pond, 14 

 Connery pond, 13, 22, 37, 39 

 Copperas pond, 21, 37, 41, 88 

 Cranberry pond, 55 

 Ciystalline limestones, 11, 12, 13 

 Cushing, H. P., cited, 6, 7, 20, 22, 23, 

 27, 30, 33, 51, 73, 83, 93 



Deformation, postlacustrine, 93 ; 



table for lower series of lakes, 95 

 De Martonne, cited, 75 

 Diabase dikes, 12, 60-63 

 Dikes, diabase, 12, 60^3; granite, 



41 ; aplite, 41 ; pegmatite, 42 ; gab- 



bro-diorite, 57 



Eagle Eyrie, 14 



East Branch Ausable river, 10, 52, 



72, 74, 77, 78, 80, 81, 82, 83, 86, 



88, 90, 100 

 East hill, 81 



Elizabeth town valley, 77, 100 

 Ellis mountain, 84, 86, 88 

 Emmons, E., cited, 6, 7 

 East Kilns, 6, 10, 34, 42, 44, 5i, 57- 



58, 60; area west of, 48 

 Elizabethtown quadrangle, 22, 73, 82 

 Erosional work, 72 

 Esther mountain, 9, 22, 73, 75. 90 

 [103] 



