%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schist %K Tower Hill quartzite %K Wekepeke Fault %K Worcester Formation %X This map is an interim product and will be superseded by an updated bedrock map of the quadrangle in 2016.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 2005 %T [Draft] Preliminary bedrock geologic map of the Lawrence quadrangle, Massachusetts %A Castle, R.O. %A Hepburn, J.C. %A Joseph P Kopera %K #BedrockMaps %K #MGSPub %K Andover %K Andover Granite %K Bedford %K Berwick formation %K Clinton-Newbury Fault %K Dracut %K Elliot formation %K Lawrence %K Methuen %K nashoba %K North Andover %K tadmuck brook schist %K Tewksbury %B Open-File Report %I Massachusetts Geological Survey %G eng %2

1:24000

%0 Map %D 2005 %T [Draft] Preliminary bedrock geologic map of the South Groveland quadrangle, Massachusetts %A Castle, R.O. %A Hepburn, J.C. %A Joseph P Kopera %K #BedrockMaps %K #MGSPub %K Andover %K Andover Granite %K Boxford %K Boxford formation %K Clinton-Newbury Fault %K Fish Brook gneiss %K Georgetown %K Groveland %K Haverhill %K Methuen %K Middleton %K Nashoba terrane %K North Andover %K Sharpner's Pond diorite %B Open-File Report %I Massachusetts Geological Survey %G eng %2

1:24000

%0 Map %D 2005 %T [Draft] Preliminary bedrock geologic map of the Wilmington quadrangle, Massachusetts %A Castle, R.O. %A Hepburn, J.C. %A Joseph P Kopera %K #BedrockMaps %K #MGSPub %K Andover %K Andover Granite %K Assabet River Fault %K Bedford %K Billerica %K Billerica Schist %K Boxford formation %K Burlington %K Burlington Mylonite Zone %K Fish Brook gneiss %K nashoba %K North Reading %K Reading %K Spencer Brook Fault %K Tewksbury %K Waltham Tectonic Melange %K Wilmington %K Woburn %B Open-File Report %I Massachusetts Geological Survey %G eng %2

1:24000

%0 Map %D 2005 %T [Draft]Preliminary bedrock geologic map of the Reading quadrangle, Massachusetts %A Castle, R.O. %A Hepburn, J.C. %A Joseph P Kopera %K #BedrockMaps %K #MGSPub %K Andover %K Bloody Bluff Fault %K Boxford formation %K Burlington Mylonite Zone %K Danvers %K Fish Brook gneiss %K Lynn %K Lynnfield %K Middleton %K Nashoba terrane %K North Andover %K North Reading %K Peabody %K Peabody Granite %K Reading %K Sharpner's Pond diorite %K Stoneham %K Wakefield %K Waltham Tectonic Melange %K Woburn %B Open-File Report %I Massachusetts Geological Survey %G eng %2

1:24000