TY - MAP T1 - Bedrock geologic map of the Marlborough quadrangle, Massachusetts Y1 - 2004 A1 - Joseph P Kopera A1 - DiNitto, R.G. A1 - Hepburn, J.C. KW - #BedrockMaps KW - #MGSPub KW - alaskite KW - amphibolite KW - Andover Granite KW - Ashland KW - Berlin KW - Bloody Bluff KW - Burlington Mylonite Zone KW - epidote KW - fault zone KW - gneiss KW - granite KW - granofels KW - Hope Valley Alaskite KW - Hopkinton KW - Hudson KW - Indian Head Hill KW - Lake Char KW - Malborough KW - Milford granite KW - Milham Reservoir KW - mylonite KW - Northborough KW - quartzite KW - schist KW - shear zone KW - Southborough KW - volcanic KW - Waltham Tectonic Melange KW - Westborough KW - Wolfpen Lens JF - geologic Map PB - Massachusetts Geological Survey U2 -

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ER - TY - MAP T1 - Digital conversion of Peck, J.H., 1975, Preliminary bedrock geologic map of the Clinton quadrangle, Worcester County, Mass., U.S. Geological Survey Open File Report 75-658 Y1 - 2012 A1 - Peck, J.A. ED - Joseph P Kopera KW - #BedrockMap KW - #MGSPub KW - andalusite KW - ayer granite KW - Berlin KW - Bolton KW - Boylston KW - Clinton KW - Clinton-Newbury Fault KW - Devens KW - Harvard KW - Lancaster KW - Leominster KW - nashoba KW - Oakdale Quartzite KW - Peck KW - phyllite KW - quartzite KW - Reuben's Hill Formation KW - Sterling KW - tadmuck brook schist KW - Tower Hill quartzite KW - Wekepeke Fault KW - Worcester Formation AB - This map is an interim product and will be superseded by an updated bedrock map of the quadrangle in 2016. This map is a digital version of USGS OFR 75-658: http://pubs.er.usgs.gov/publication/ofr75658 There are some cartographic errors in creating a digital version: A Jurassic diabase dike along the western edge of the quadrangle is not shown in the digital version. These errors are being corrected. JF - Digital Conversion PB - Massachusetts Geological Survey U2 - 1:24000 ER - TY - MAP T1 - Preliminary bedrock geologic Map of the Milford quadrangle Y1 - 2007 A1 - Joseph P Kopera A1 - Shaw, C.E. A1 - Fernandez, M. KW - #BedrockMaps KW - #FractureMaps KW - #MGSPub KW - acadian KW - alaskite KW - alleghenian KW - amphibolite KW - antiform KW - Ashland KW - avalon KW - bedrock map KW - blackstone KW - fracture KW - GEOLOGIC MAP KW - gneiss KW - granite KW - Holliston KW - hopedale quartzite KW - Hopkinton KW - ironstone diorite KW - joints KW - l-tectonite KW - Mendon KW - MGS Publication KW - Milford KW - neoproterozoic KW - Northbridge KW - proterozoic KW - quarries KW - quartzite KW - Upton KW - Westborough AB -

Fracture Characterization Map is included as sheets 2 and 3. Water Resources data included as sheet 4.

GIS and metadata forthcoming

JF - Open-File Report PB - Massachusetts Geological Survey U2 -

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ER -