GEOLOGICAL AND MINERALOGICAL NOTES. 193 



No. 107. Tale. 



The fine granulär variety known as Freifch chalk is 

 found at Newburyport near the silver mines. 

 No. 108. Serpentine : Noble Serpentine. 

 Rieh oil green color, Devil's Den, Newbury. 

 No. 109. Serpentine : Common Massive Serpentine. 



Devil's Den, Newbury. 

 No. 110. Serpentine: Foliated Serpentine: Marmolite. 



The same Station. 

 No. 111. Serpentine: Picrolite. 



Devil's Basin, Newbury. 

 No. 112. Serpentine : Picrosmine. 



Devil's Basin, Newbury. 

 No. 113. Serpentine : Baltimorite. 



Devil's Basin, Newbury. 

 No. 114. Serpentine : Chrysotile : silky fibrous. 



Devil's Basin, Newbury. 

 No. 115. Serpentine : Massive Serpentine, dark colored 

 variety. 



Lynnfield Centre. 

 No. 116. Kaolinite. 



Kent's Island, Newbury, and at "Little Niagara river," 

 Bradford. 

 No. 117. Tourmaline. 



Long accicular crystals, some of which are in finely ra- 

 diated groups and black in color, are found at South Grove- 

 land. 

 No. 118. Andalusite. 



In veins of andalusite slate at Nahant, and near Flax 

 pond, Lynn. 

 No. 119. Andalusite : Chiastolite. 



Crystals are found in glacial drift at the Castle, Castle 

 river, Ipswich. 

 No. 120. Fibrolite. 



