APPENDIX. xxxi 



\/ 147. Aggregate of quartz and mica, Fall River. 



\/148. Aggregate of quartz and mica, Fall River. 



'. 149. Metamorpliic rock, head of Nantasket Beach. 



'150. Metamorpbic rook, head of Nantasket Beach. 



V 151. Metamorpbic rock, Duxbury. 



>/152. Gray slate passing into hornstone, Weston, north part. 



Vl53. Hornstone, with a slaty structure, Weston, north part. 



VI 54. Hornstone, with a slaty structure, Weston, north part. 



\/155. Mica slate, (wbetstoue slate,) Belli ngbam, north-east part. 



156. Mica slate, (whetstone slate,) Bellingham, north-east part. 



■^157. Mica slate, (whetstone slate,) Bellingham, north-east part. 



vl58. Mica slate, (whetstone slate,) Belingbam, north-east part. 



•/159. Mica slate, whetstone quarry, Smithfield, Rhode Island. 



160. Varioloid rock, North Scituate. 



v^l61. Varioloid rock. North Scituate. 



V 162. Varioloid rock, North Scituate. 

 V163. Varioloid rock, North Scituate. 

 "•"' 164. Varioloid rock, North Scituate. 



'/''165. Varioloid rock, North Scituate. 

 \/166. Metamorpbic conglomerate. North Scituate. 

 167. Metamorpbic conglomerate, North Scituate. 



IX. Limestone. — {Me'amorphic and crystalline^) 



1. White polished marble, Adams. 



2. White polished marble, Adams. 

 -3. White marble. West Stockbridge. 



— 4. White marble. West Stockbridge. 



— 5. White marble, Lanesborough. 



— 6. White marble. New Ashlbrd. 

 — 7. White marble, New Ashford. 



— 8. White saccharine limestone, (boulder,) Peru. 



— 9. Granular white dolomite, Sheffield. 

 -10. Gray polished marble, Lanesborough. 



-^11. Gray polished marble. West Stockbridge. 



— 12. Gray clouded marble, (polished,) New Ashford. 



— 13. Gray clouded marble, (polished,) New Ashford. 



14. Gray clouded marble, (polished,) West Stockbridge. 



— 15. Dove colored clouded marble, (polished,) Great Barrington. 



— 16. Gray limestone, Sheffield. 



— 17. Gray limestone, Lee. 



— • 18. Gray limestone nearly compact, Lanesborough. 



— 19. Gray limestone nearly compact, West Stockbridge. 



•~20. Light gray limestone, Pittsfield. 



— 21. Dark gray limestone, nearly compact, Williamstown. 



— 22. Dark gray limestone, Steplientown, New York. 



— 23. Dark gray limestone, Stephentown, New York. 

 —24. Dark gray limestone, Canaan, New York. 



