﻿GEOLOGICAL, 
  

  

  INCLUDING 
  FOSSILS. 
  

  

  DONATIONS. 
  

  

  From 
  Henry 
  Rousseau, 
  of 
  Troy. 
  

  

  Hypersthene, 
  with 
  imperfect 
  Garnets. 
  Broken 
  from 
  a 
  boulder 
  of 
  

   1,000 
  lbs. 
  lying 
  in 
  the 
  Water 
  Works' 
  creek 
  in 
  the 
  north 
  

   part 
  of 
  the 
  city 
  of 
  Troy, 
  on 
  the 
  side 
  hill, 
  nearly 
  one 
  

   mile 
  east 
  of 
  the 
  Hudson 
  river. 
  Rock 
  in 
  place, 
  in 
  the 
  

   north 
  part 
  of 
  Lewis 
  county, 
  200 
  miles 
  northwest 
  from 
  

   where 
  the 
  boulder 
  was 
  found. 
  

  

  From 
  Philip 
  W. 
  Groot, 
  Esq., 
  of 
  Albany. 
  

   Foster's 
  geological 
  chart 
  and 
  key. 
  

  

  From 
  Theodore 
  Teed, 
  of 
  Cortlandtown, 
  Westchester 
  county. 
  

  

  A 
  specimen 
  of 
  granite, 
  from 
  Cortlandtown 
  ; 
  also, 
  

   A 
  specimen 
  of 
  gneiss, 
  (polished.) 
  

  

  From 
  J. 
  A. 
  Hurst, 
  of 
  Utica, 
  Oneida 
  county. 
  

   A 
  piece 
  of 
  " 
  table 
  rock," 
  from 
  Niagara 
  Falls 
  ; 
  broken 
  off 
  from 
  

   that 
  portion 
  which 
  fell 
  in 
  the 
  month 
  of 
  June, 
  1850. 
  

  

  From 
  Almerin 
  Marks, 
  Esq., 
  of 
  Durham, 
  Greene 
  county. 
  

  

  Several 
  rock 
  specimens 
  from 
  the 
  Hamilton 
  group, 
  containing 
  

   petrifactions 
  of 
  Delthyris 
  mucronata, 
  atrypa, 
  &c. 
  

  

  From 
  John 
  Fitch, 
  Esq., 
  of 
  Troy. 
  

  

  Two 
  specimens 
  of 
  limestone, 
  from 
  John 
  I. 
  Budd's 
  quarry, 
  Scho- 
  

   dack, 
  Rensselaer 
  county. 
  

  

  