ARTESIAN WELLS. 



381 



Record of artesian-n-ell boring at Northampton — Coutinued. 

 [Abbreviations: q, quartz; f, feldspar; m, muscovite; b, biotite; g, garnet.] 



Average 



isrrajo. in 



millimetera. 



Medium, buft'saud, q.f. m. b. ; garnet 



Medium, butl" sand, q. f. m. b. ; garnet, slate trace 



Same 



Same 



Medium, buff sand, q.f. m. b. ; slate trace 



Same 



Same 



Same 



Same 



Same 



Same 



Medium, buff sand, q. f. m.b. ; magnetite 



Medium, buff sand, q. f. m. b. ; slate trace 



Same 



Same 



Same 



Same 



Same 



Same 



Same 



Same 



Same 



Same 



Same 



Same 



Same 



Same 



Same 



Same 



Same 



Same 



Same 



Same 



Same 



Same 



Same 



Medium, buff sand, q. f. m 



Same 



Same 



Coarse, brown sand, q. f. m 



