82 



NEW YORK STATE MUSEUM 



ST LAWRENCE 



LOCALITY 



349 



250 



351 



353 



353 



Morristown 



Mineral point, 2m. n.e. Hammond. 



Oswegatchie 



Ogdensburg. 



354 



355 



356 



Pierrepont 



1 m.e. West Pierrepont . . . 



farms of Wells and Vaughn. 



Pierrepont. 



Pitcairn 



1 m. n.e. East Pitcairn . . 



2 m. e. East Pitcairn. 



Potsdam 



boulder in road near Crary's Mills. 



galena. . . . 

 sphalerite, 

 fluorite. . . 

 calcite. . . . 



labradorite. 



tourmalin. . 

 phlogopite. 

 pyroxene . . 

 amphibole . 

 pyroxene. . 

 oligoclase. . 

 wernerite. . 



albite 



pyroxene. . 



zircon 



microcline . 

 pyroxene. . 

 titanite. . . . 

 phlogopite. 



gypsum 



pyroxene. . 

 titanite. . . . 

 fluorite . . . . 



zircon 



calcite 



orthoclase. 

 tourmalin.. 



biotite 



amphibole . 



DESCRIPTIOJ 



large clear crystals. 



brilliant black crystals 



transparent, tabular crystals . 



large gray and white crystals, 

 peristerite 



fine crystals 



-white rounded crystals 



brilliant green crystals 



pale red and brown crystals 



satin spar 



large crystals 



large pale red and brown crystals. 



large, greenish, prismatic crystals 



large crystals 

 black " 



