Ixii APPENDIX. 



31. Quartz and feldspar, (smoothed,) Foxborough. 



32. Quartz and feldspar, (smoothed,) Easton. 



33. Quartz and compact feldspar, (smoothed,) West Cambridge. 



34. Quartz and compact feldspar, Hingham. 



35. Quartz and compact feldr-par, Sherburne. 



30. Quartz and blood-red feldspar, (smoothed,) (boulder,) IMarshficld. 



37. Sienite, (smoothed,) Scituate. 



38. Quartz and feldspar, (smoothed,) Weston. 



— 39. Quartz and feldspar, Middleborough. 



40. Quartz and feldspar, Weston. 



41. Quartz and feldspar, Foxborough. 

 —42. Quartz and feldspar, Danvers. 



— 43. Compact feldspar and quartz, Newbury. 



44. Red and greenish feldspar with quartz chloritic, Saugus. 



—45. Quartz and compact feldspar, close to the jasper, Saugus. 



46. Rock passing into porphyry, Newbury. 



47. Rock passing into porphyry, Manchester. 



48. Rock passing into porphyry. Maiden. 



49. Micaceous sienite, Belchertown. 



50. Sienite, (smoothed,) Belchertown. 



51. Sienite, (smoothed,) Northampton. 



52. Micaceous sienite, "Williamsburg. 

 -»53. Micaceous sienite, Whately. 



— 54. Sienite with much hornblende, Northampton. 

 55. Sienite with epidotic veins, Whately. 



58. Sienite, AVhately. 

 — -57. Sienite, chiefly feldspar, Whately. 



58. Sienite, Gloucester. 

 — 59. Feldspar, chlorite and A'eins of epidcte, Salisbury. 



60. Feldspar, hornblende (?) and mica, (smoothed,) Mcdford. 

 — 61. Coarse sienite, (boulder,) Charlestown. 



G2. Micaceous sienite, Fall River, Troy. 

 —63. Chiefly feldspar and mica, Bradford. 

 "" 64. Sienite, chiefly feldspar, Lincoln. 



65. Felds2Dar hornblende and mica, Salem. 



66. Feldspad' hornblende and talc, Newbury. 



67. Feldspar quartz with talc, Franklin. 



68. Granite, Stoughton. 



— 69. Sienite, (same ledge as 68,) Stoughton. 



70. Greenstone, (same ledge as 68,) Stoughton. 



71. Porphyritic sienite, (smoothed,) Lexington. 



72. Porphyritic sienite with epidote, (smoothed,) Marbleliead. 



73. Sienite with bronze-colored feldspar, Gloucester. 



74. Porphyritic sienite, West Bridgewatcr. 



75. Porphyritic sienite, Abington. 



76. Porphyritic sienite, Abington. 



— 77. Porphyritic sienite, Plymouth County. 



