. Geology of the Narragansett basin. Geology. GEOLOGY OF THE KAEEAGANSETT BASIif. RED ROOK AREAS. There are eight areas in the northern part of the basin in which reddish rocks have a surface exposure^ and in these they are brought to the surface by strong folding. 1. In North Attleboro and the adjoining towns of Wren- tham, Massachusetts, and Cumberland, Rhode Island, a large horseshoe- shaped area wrapping about a knob of granitite in Hoppin Hill and the North Attleboro Cambrian outcrops. 2. A small lens-shaped area extendinpf northeastward from Central Falls, Rhode Island, into Massachusett
. Geology of the Narragansett basin. Geology. GEOLOGY OF THE KAEEAGANSETT BASIif. RED ROOK AREAS. There are eight areas in the northern part of the basin in which reddish rocks have a surface exposure^ and in these they are brought to the surface by strong folding. 1. In North Attleboro and the adjoining towns of Wren- tham, Massachusetts, and Cumberland, Rhode Island, a large horseshoe- shaped area wrapping about a knob of granitite in Hoppin Hill and the North Attleboro Cambrian outcrops. 2. A small lens-shaped area extendinpf northeastward from Central Falls, Rhode Island, into Massachusetts. 3. A still smaller area south of the last, extending northeastward fron) the gorge 7/VS' 7/*'00 -S^-W'. 70045 4-Z'>00* 7/*/5' WOO* :33 Area tfow exposbcf Arccf ptobatit^ now covered Artaprobably oro«l^a«Hr^ *->â Oireof-lcns in which the formation (fecresrses in ffjiohnes^ f Possible ek/fosures FiCt 11 âMap showing distribution of red sediments of the Blackstone in Pawtucket. 4. A characteristic elongate narrow area extending along the northern margin of the main basin and traceable as far as the North River in the town of Hanoyer. This area is probably con- nected at the west with the succeeding, 5. The largest area of all, extend- ing from No. 1, near Sheldonville, northward and eastward to Braintree, forming the greater part of the strata in the Norfolk County Basin. There axe exposures in (6) Attleboro and (7) Rehoboth, and one in (8) Norton, which may belong to a different horizon. I shall begin the account of these fields mth the ^ea along the northern border of the main Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Shaler, Nathaniel Southgate, 1841-1906; Woodworth, Jay Backus, 1865-1925; Foerste, Aug. F. (Aug. Frederic), 1862-1936. Washington, Govt. Print. Off.
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Keywords: ., bookcentury1800, bookdecade1890, bookpublishe, booksubjectgeology
