State Museum of Natural History. 25 



Number. 



96 Bornite Bristol, Conn. 



97 Bornite Minas de Hegura Coquimbo, Chili. 



98 Bornite . 



99 Alabandite 



Van Rensselaer Collection. 



100 Alabandite . .* 



101 Sphalerite in quartz Alaethe, P. de Minas. 



Brazilian Collection. 



102 Sphalerite in quartz 



Van Rensselaer Collection. 



103 Sphalerite 



Van Rensselaer Collection and pyrite. 



104 Sphalerite in Trenton slate 



105 Sphalerite . , Jasper Co., Ark. 



106 Sphalerite Derbyshire, Eng. 



107 Sphalerite in dolomite, Niagara group, Rochester, Monroe Co. 



108 Sphalerite in dolomite, Niagara group, Rochester, Monroe Co. 



109 Sphalerite, Galenite and Calcite Jasper Co., Ark. 



110 Sphalerite 



Van Rensselaer Collection. 



111 Sphalerite 



Van Rensselaer Collection. 



112 Sphalerite 85 



Brazilian Collection. 



113 Chalcocite and quartz , 



Van Rensselaer Collection. 



114 Chalcocite Bristol, Conn . 



Pickett Collection. 



115 Chalcocite 



Van Rensselaer Collection. 



116 Chalcocite, Serpentine and Calcite Keweena Pt., L. S. 



117 Cinnabar 



Church Collection. 



118 Cinnabar 



Church Collection. 



119 Cinnabar ....... 



Church Collection. 



120 Cinnabar 



Church Collection. 



121 Cinnabar 



Church Collection. 



122 Cinnabar 70 



Brazilian Collection. 



123 Cinnabar in schist Villarica, P. de Minas. 



Brazilian Collection. 



124 Pyrrhotite Bodenmais, Ger. 



Van Rensselaer Collection. 



125 Pyrrhotite Bodenmais, Ger. 



Van Rensselaer Collection. 



126 Pyrrhotite nickeliferous Jay, Essex Co. 



127 Niccolite 



4 



