658 



Appendix. 



300 do angular fragments of compact feldspar reunited, Nantasket Beach. 



301 do somewhat rounded, do slaty, Dorchester. 



302 do do do Canton. 



303 quartz rock-dark purple quartz & mica or talc Middletown R. Island. 



304 do do chiefly, do 



305 306 do do with mica or talc > River Troy 



and argillaceous matter, J ' 



307 see No. following 291. 



308 graywacke slate passing into mica slate, ) , 



associated with Nos. 305 & 306 $ ao 



309 quartz Rock, red with red oxide of iron, Attleboromrh. 



311 do do Wrentham. 



312 do chocolate color, Rehoboth. 



313 do do Walpole. 



314 do do Abington. 



315 do do Canton. 



316 do do slaty, Wrentham. 



317 do do very slaty, Randolph. 



318 do do with veins of white quartz, Wrentham. 



319 do red, Greenbush, N. York. 



320 Talcose Aggregate (Steachist ?) conglomerated, Canton. 



321 do slaty, Cambridge. 



322 do do Walpole. 



323 do do Newbury. 



324 Classical graywacke,gray, Rehoboth. 



325 do reddish, do 



326 do red, Attleborough. 



327 do do (bowlder) Hull. 



328 do g ra y? Newton. 



329 do with veins of quartz, Pawtucket. 



330 do with do Stephentown, N. Y. 



331 do with do Attleborough. 



332 do Rehoboth. 



333 do with anthracite, Troy, N. Y. 



334 do gray, Stephentown N. Y. 



335 Graywacke Slate, gray, Newton. 



336 do do Watertown. 



337 do do Pawtucket. 



338 do light, do Newbury. 



339 do do glazed, Newport, R. Island. 



340 do do Watertown. 



341 do do Natick. 



342 do do epidotic, Newton. 



343 do do Taunton. 

 344, 345 do deep red from oxide of iron, Attleborough. 



346 do gray, do 



347 do reddish, Newbury. 



348 do do with quartz veins, Pawtucket. 



349 do do divided by cross seams, Wrentham. 



350 do do do Pawtucket. 



351 do do variegated, Newbury. 



352 do do Milton. 



353 do red (argillaceous slate ?) Newbury, Thents Island. 



354 do reddish variegated, Hull. 



355, 356 do gray, Nassau, N. Y. 



357 Novaculite. Charlestown. 



358 Argillaceous Slate — coalmine, Portsmouth, R. I. 



359 do variegated, Charlestown. 



