Plate 2 



liVifcl^lIt 'TWii"iT^iT,ii' * 



i^^ 



■HP^'-'- 



?l^ 



i^gBB^Ck^>^v^^' L -r*;^ 



S^!S^ 



^^^^-..-.jg 



"^'■^^sM/^S^^ 



^ 





^p*v^PgP|^HS0S|^^9B^ 



p. . .... ^!^^ 



' *''^*'^^^w>r* 



r^i^N^^^n '^^rlfji^HPvHnHlF^ 



^^- , .^;*H|!^..;' ^-^. 











^^ 



SBr^^^V ■'^^B^^ ^^ 



upper figure. Contorted and pitching fragments of laminae of rusty 

 gneiss in crystalline limestone. The axes of these fragments are in general 

 parallel to those of the larger folds in the vicinity. 



Three and seven-tenths miles west-southwest of Canton village bench 

 mark. 



Lower figure. Photomicrograph ; enlargement 30 diameters, nicols crossed. 

 Serpentinous knot in crystalline limestone; the serpentine is shown in the 

 process of developing from isolated centers and growing at the expense of 

 the calcite. The latter is often wholly replaced for considerable areas. 



Left bank Van Rensselaer creek, 3.4 miles south-southwest of Pierrepont. 



