84 



NEW YORK STATE MUSEUM 



ST LAWRENCE 



NO. 



LOCALITY 



SPECIES 



DESCRIPTION 





Bossie 







?57 



R-ossie lead mines 2m. s. Rossie 



galena 



crystallized and massive 







crystals often highly modified 



large twinned crystals 







calcite 







celestite 



chalcopyrite. . . . 



delicate blue 





crystals 







hematite 







cerussite 



anglesite 



rare 





■ 







fluorite 



rarely in fine octahedral crystals. . 



358 



iron mines, Somerville 



hematite 



barite 



laminated structure 







in flattened crystals. . . . 







pyxite. 



crystals 







quartz 



large implanted crystals. 



359 



Somerville 











hydrotalcite 



houghite 







dolomite 







aragonite 



flosferri. . 







phlogopite 



in large plates 





|m. n.w. Somerville 







360 



chondrodite 



yellow grains , 













hydrotalcite.. . . 



houghite 



361 



3m. n. Oxbow (Yellow lake) . . . 



chondrodite. . . . 



yellow grains ... 







orthoclase. . . 







amphibole 



apatite 



bright green pargasite 







small, transparent, green crystals . 







pyroxene 









titanite 







zircon 









wemerite 



large, light yellowish green crystals 







phlogopite 



in large sheets 







gahnite 



fluorite 



automolite 





dolomite 







graphite 





363 



near Grasse lake . . 



pyroxene 



hemihedral crystals 







wemerite 



greenish 



