ARTESIAN WELLS. 

 Record of artesian-wdl borhui ai Turners i^ftZ/s— Continued. 



381 



Same 



Bright brick-red quartz-muscovite-saiKlstone, grains 1 to 6"""; shaly.. 



Dark-brown, shaly sandstone, very micaceous 



Bright-red, shaly quartz-muscovite-sandstone, grains 1 to 6""" 



Same 



Coarse quartz-sandstone, grains 3 to 5""" 



Bright-red quartz-muscovite-sandstone, grains 1 to 2""" 



Same 



Pale-green chloritized diabase, larger lath-shaped twinned plagioolase 

 grains 1 by 1 to 3""" ; augite wholly changed to chlorite ; magnetite 

 octahedra. The microscope shows much feldspar in two generations ; 

 little pyroxene 



Same. The pyroxene shows under the microscope nearly colorless 

 center and good cleavage; yellow-green border and poor cleavage... 



.Same 



Coarse-giained, light greenish-gray diabase, copper- tinged; many 

 grouped magnetite octahedra. Under the microscope the pyroxene 

 is fresh, green, and much twinned 



Dark-red quartz-muscovite-sandstone, grains 1 to 6™"'; shaly 



Light-gray quartz-muscovite-sandstone, grains 1 to 6""'"; shaly 



Red quartz-muscovite-sandstone, grains 1 to 6"'™; shaly 



Light-gray qiiartz-sandstone, grains |""" ; well rounded 



Brown-gray quartz-muscovite-sandstone, grains 1 to 2°"" 



Dark-red quartz-muscovite-sandstone, grains 1 to 4""" 



Same 



Gray quartz-muscovite-sandstone, grains 1 to 5™°' 



Reddish-gray quartz-muscovite-sandstone, grains 1 to 5""'" 



Coarse, buil' quartz-muscovite-sandstone, grains 1 to S™"' 



Dark-red quartz-muscovite-sandstone, grains 1 to 5""" 



Red, shaly quartz-muscovite-sandstone, grains 1 to 6""" 



290 

 320 

 340 

 360 

 390 

 400 

 420 

 440 

 460 



610 

 617 



640 

 670 

 690 

 700 

 705 

 708 

 710 

 738 

 795 

 800 

 810 

 865 

 875 



WELL AT SOUTH HADLEY. 



Ai-tesiau well at Mount Holyoke College, South Hadley. Samples at 

 Mount Holyoke and Amherst colleges. Samples all calcareous, very finely 

 pulverized, so that structure could be only partly made out. 



