%0 Map %D 2004 %T Bedrock geologic map of the Marlborough quadrangle, Massachusetts %A Joseph P Kopera %A DiNitto, R.G. %A Hepburn, J.C. %K #BedrockMaps %K #MGSPub %K alaskite %K amphibolite %K Andover Granite %K Ashland %K Berlin %K Bloody Bluff %K Burlington Mylonite Zone %K epidote %K fault zone %K gneiss %K granite %K granofels %K Hope Valley Alaskite %K Hopkinton %K Hudson %K Indian Head Hill %K Lake Char %K Malborough %K Milford granite %K Milham Reservoir %K mylonite %K Northborough %K quartzite %K schist %K shear zone %K Southborough %K volcanic %K Waltham Tectonic Melange %K Westborough %K Wolfpen Lens %B geologic Map %7 GM-06-01 %I Massachusetts Geological Survey %G eng %2

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%0 Map %D 2012 %T 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 %A Peck, J.A. %E Joseph P Kopera %K #BedrockMap %K #MGSPub %K andalusite %K ayer granite %K Berlin %K Bolton %K Boylston %K Clinton %K Clinton-Newbury Fault %K Devens %K Harvard %K Lancaster %K Leominster %K nashoba %K Oakdale Quartzite %K Peck %K phyllite %K quartzite %K Reuben's Hill Formation %K Sterling %K tadmuck brook schist %K Tower Hill quartzite %K Wekepeke Fault %K Worcester Formation %X This map is an interim product and will be superseded by an updated bedrock map of the quadrangle in 2016.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. %B Digital Conversion %7 DC12-01 %I Massachusetts Geological Survey %G eng %2 1:24000 %0 Map %D 2007 %T Preliminary bedrock geologic Map of the Milford quadrangle %A Joseph P Kopera %A Shaw, C.E. %A Fernandez, M. %K #BedrockMaps %K #FractureMaps %K #MGSPub %K acadian %K alaskite %K alleghenian %K amphibolite %K antiform %K Ashland %K avalon %K bedrock map %K blackstone %K fracture %K GEOLOGIC MAP %K gneiss %K granite %K Holliston %K hopedale quartzite %K Hopkinton %K ironstone diorite %K joints %K l-tectonite %K Mendon %K MGS Publication %K Milford %K neoproterozoic %K Northbridge %K proterozoic %K quarries %K quartzite %K Upton %K Westborough %X

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

GIS and metadata forthcoming

%B Open-File Report %7 OFR-07-01 %I Massachusetts Geological Survey %G eng %2

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