( 3 °) 
ROCKS. (In Situ.) 
NAME. 
Argillyte, Slate. 
“ Carbonaceous. 
“ Chloritic. 
“ Hematitic. 
“ Ottrelitic. 
“ Plumbaginous. 
“ Sideritic. 
“ Siliceous. 
“ Staurolitic and Gar- 
netiferous. 
“ Talcose, 
“ Breccia (Ferruginous 
Cement). 
Chlorite Schist. 
Clay, Blue 
Gneiss. 
Gneiss (Protogine). 
Granite. 
Grit, Metamorphic 
Hornblende Schist, (Possibly an 
altered igneous rock). 
Hydro-Mica Schist. 
Mica Schist. 
“ “ (Hornblendiferous). 
“ (Garnetiferous). 
Protogine, (Porphyritic). 
Quartz Breccia (Ferruginous 
Cement). 
Quartzyte Conglomerate. 
“ “ (Mica¬ 
ceous). 
Sandstone (Argillaceous). 
Siliceous Schist. 
LOCALITY. 
“ Cliffs,” Easton’s Point. 
North of Brown’s Point, “Cliffs,” 
Wood’s Castle. 
Newport Neck, Brown’s Point. 
Wood’s Castle. 
North Conanicut (west side.) 
“ “ “ “ Ports¬ 
mouth Mine. 
North Conanicut, Mackerel Cove. 
Newport Neck. 
North Conanicut (west side). 
Graves’ Point. 
Sakonnet River (west shore). 
Dumplings, Paradise. 
Sakonnet River (west shore). 
Narragansett Pier, Bristol. 
“ “ Newport Neck. 
Boston Neck, The Bonnet, Tiverton. 
Sachuest Neck, Tiverton. 
Paradise. 
South Conanicut (east side). 
Paradise, Packard’s Rocks, Wickford. 
Dutch Island. 
North Conanicut (west shore). 
Near Fort Dumpling, Bailey’s Beach. 
Sakonnet River (west shore). 
Purgatory, Coaster’s Harbor Island. 
Purgatory, Paradise. 
Wood’s Castle. 
Paradise. 
BOULDERS. (Found in southern parts of Islands of Aquidneck and Conanicut.) 
Argillyte (Ottrelitic) rarely with plant impressions. 
Doleryte (Amygdaloidal). 
Felsyte, (Porphyritic). 
Granulite. 
Grit and Conglomerate, with stems of coal plants. 
Hornblende (Garnetiferous). 
Labradioryte (Porphyritic). 
