\J 



CONTENTS 



Pago 



Procecdiiiirs of the Sixth Siiniiiicr IMeetin*^, held iit Brooklyn, New York, 



August 14 and 15, 1894 ; Herman Lk Roy Faiuchili), Secretary 1 



Session of Tuesday, August 14 1 



Election of Fellows 2 



The nickel mine at Lancaster Gap, Pennsylvania, and the pyrrhotite 



deposit at Anthonys Nose, on the Hudson [abstract] ; by J. F. Kemp 3 

 A connection between the chemical and optical properties of am- 



phiboles [abstract] ; by Alfred C. Lane 3 



On a basic rock derived from granite [abstract] ; by C. H, Smith, Jr. 4 

 Dislocations in certain portions of the Atlantic coastal plain strata 

 and their probable causes [abstract ; discussion by N. S. Shaler] ; 



by Arthur Hollick 5 



Glacial origin of channels on drumlins ; by George H. Barton. ... 8 



Session of Wednesday, August 15 13 



Report of the Mount Rainier Pacific Forest Reserve Committee. ... 13 



Proposed amendments to the constitution 15 



Proposed amendment to the by-laws 15 



Tertiary and early Quaternary baseleveling in Minnesota, Manitoba 



and northwestward [abstract] ; by Warren Upiiam 17 



Departure of the ice-sheet from the Laurentian lakes [abstract] ; by 



Warren Upham 21 



Note on Florentino Ameghino's latest paper on Patagonian paleon- 

 tology ; by W. B. Scott 28 



Register of the Brooklyn summer meeting 28 



Kansas River section of the Permo-Carboniferous and Permian rocks of Kansas ; 



by C. S. Prosser 29 



The extension of uniformitarianism to deformation ; by W J McGee 55 



Review of our knowledge of the geology of the California Coast ranges ; by 



H. AV. Fairbanks 71 



Reconstruction of the Antillean continent ; by J. W. Spencer 103 



Evidences as to change of sealevel ; by X. S. Siialer 141 



The Magnesian series of the northwestern states; by C. W. Hall and F. W. 



Sari>j->;on 107 



Recent glacial studies in Greenland ; Annual address by the President, T. C. 



ClIAMBKRI.IN 199 



Characteristic features of California gold-cjuartz veins; by W. Lindcrkn . . 221 



Crystalline limestones, ophicalcites and associated schists of the eastern Adi- 



rondacks ; by .T. F. Kemp 241 



Crystalline limestones and a.ssociated rocks of the northwestern Adirondack 



region ; by C. H. Smyth, Jr 203 



Faults of Cliazy township, Clinton county, N(!W York; l)y II. P. CusniNc; 285 



Honeycombed limestones in lake Huron ; by Roukut Bell 297 



(iii) 



