Catalogue of Specimens- 



671 



1080 Native Alum and Sulphate of Iron on gneiss, Leominster. 



1081 do do Barre. 



1082 Pyrope Garnet in gneiss, New Braintree. 



1083 do with adularia, Brimfield. 



1084 do in gneiss passing into mica slate, Norwich, Con. 



1085 Crystalized feldspar in gneiss, Boxborough. 



1086 Green Adularia, with mica (polished) Southbridge. 

 1087, 1088 Adularia, Brimfield. 



1089, 1090 Schorl in quartz from gneiss, 



Pelham. 



Lee. 



do 



1091 Crystalized Sphene in augitic gneiss, 



1092 Crystalized augite and scapolite (?) 

 1093, 1094 Sulphuret of Iron, Hubbardston. 



1095 Peliom ? and pyrites, do 



1096 Magnetic Oxide of Iron in gneiss, Grafton. 



1097, 1098, 1099 Crystalized and Drusy Quartz, Pelham. 



1100 Radiated Quartz, Pelham. 



1101 Amethystine, do do 



1102 Bluish Mamillary Chalcedony in gneiss, Pelham. 



1103 Breccia Agate, (polished,) Rochester. 



1104 Gray Copper, perhaps from gneiss, Brimfield ? 



1105 Actynolite in feldspar, Chelmsford. 



1120 



UNSTRATIFIED ROCKS. 



Greenstone. 



do 



1121 Coarse Greenstone passing into sienite, hornblende and feldspar, do 

 1J22 Greenstone passing into sienite, coarse, (a bowlder) West Springfiield. 



1123 

 1124 

 1125 

 1126 

 1127 



1128 

 1129 

 1130 

 1131 

 1132 

 1133 

 1134 

 J135 



do 

 do 

 do 

 do 



do 

 do 

 do 

 do 



Holliston. 

 Dover. 

 Stoughton. 

 Easton. 



do the feldspar in bronze coloured folia of con- > -yy est g r i no -fi e ld 



Mt. Holyoke. 



do 



do 



do the ingredients distinguished with difficulty, 

 do do 



do passing into sienite, Blue Hills, 



do Quincy. 



do from a vein in gneiss, Rutland, 



do Nahant. 



do from a vein in gneiss, Montague. 



Hingham. 

 Newton. 



