Contract No. 14, East Portion, Wachusett-Coldbrook Tunnel, West Boylston, Holden, Rutland, minor faulting and crumpling, north shore Wachusett Reservoir, Clinton, Mass., Mar. 19, 1930
Contract No. 14, East Portion, Wachusett-Coldbrook Tunnel, West Boylston, Holden, Rutland, minor faulting and crumpling, north shore Wachusett Reservoir, Clinton, Mass., Mar. 19, 1930
Item Information
Title:
Contract No. 14, East Portion, Wachusett-Coldbrook Tunnel, West Boylston, Holden, Rutland, minor faulting and crumpling, north shore Wachusett Reservoir, Clinton, Mass., Mar. 19, 1930
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Notes:
Title supplied by cataloger.
Print in album volume MDWSC, Contract 14, Wachusett-Coldbrook Tunnel, Tunnel East and Shaft 1, Volume 2, Chief Engineer set
Typed on back: North shore of Wachusett Reservoir, south of French Hill, near locality 60 as previously described. Interbedded Worcester phyllite and quartzite. The thin quartz veins appear to be confined entirely to the more phyllitic rock and conform to the crumpled laminae. The more quartzitic type does not appear to have been crumpled. To the right of the center of the picture is seen a minor over thrust fault, showing a displacement of approximately 18 in. Other smaller faults can be seen, all indicating an over thrust from the west. The thickness of beds is variable, from a fraction of an inch to several feet. The fault plane strikes north south+/- and dips 85degrees west. The foliation strikes an average of north 10degrees west and dips 45degrees west.
Notes (acquisition):
Massachusetts Metropolitan District Commission; Massachusetts Department of Conservation and Recreation
Notes (publications):
Published in, MDWSC 1935 Annual Report, Appendix, between pp.16-17, plate 2 (bottom)