 | | Journal (article/letter/editorial) | | A CATALOGUE O'F MASSACHUSETTS GEMSTONESBRISTOL, MIDD'LESEX, SUFFOLKC,OUNTIES (PART EIGHT) By RALPH GOSSE...BRISTOL COUNTY AGATE Locality Fairhaven Description and Occurrence Brecciated variety. MIDDLESEX COUNTY...Newton, on county line separating New- Associated with piedmontite, exposed ton, Middlesex County and Brookline...during a construction project for a pipe Norfolk County line in 1943. Massive, compact material is capable...Newton, on county line separating New- Dull, deep rose-red masses in an excavaton, Middlesex County and Brookline |  | | Report (issue) | | Bedrock Geoloqy of the Nashua River Area, Massachusetts - New Hampshire By Gilpin Rile Robinson, Jr...percent biotite (Dfbg) 42 Radiometric Age 42 CHELMSFORD GRANITE 43 Nomenclature, Historical Background...GRANOFELS 85 Chlorite Zone 85 Biotite Zone 87 Actinolite Zone 91 RELATIONSHIP OF METAMORPHISM AND DEFORMATION...Formation 97 Staurolite-Kyanite/Andalusite (Actinolite) Zone 97 Sillimanite Zone 100 VI Page REGIONAL...and Bronson Hill Anticlinorium of Vermont and Massachusetts. Deformation D2 produced subhorizontal, northeast-trending |  | | Report (issue) | | Geology of Massachusetts E. Stratigraphy of the Milford-Dedharn Zone, Eastern Massachusetts: An Avalonian... Stratigraphy of the Nashoba Zone, Eastern Massachusetts: An Enigmatic Terrane G. Stratigraphy of the...Belt, Central Massachusetts H. Structural and Metamorphic History of Eastern Massachusetts I. Intrusive...Intrusive Rocks of Eastern Massachusetts J. Radiometric Ages of Rocks in Massachusetts L.S. GEOLOGICAL SURVEY...PROFESSIONAL PAPER 1366-E-J The Bedrock Geology of Massachusetts NORMAN L. HATCH, JR., Editor E. Stratigraphy |  | | Field Trip Notes | | Maine and New Hampshire 73 Geology of the "Chelmsford Granite" 103 Field Trip No. 4. Glacial geology...inplace theory for the southern part, as in Dutchess County, New York. Whether such a combination of theories...(1914) Geology of the North Creek quadrangle, Warren County, New York, New York State Mus., Bull. 170. (1919)...Geology of the Schroon Lake quadrangle, Warren County, New York, New York State Mus., Bull. 213-214....end of the Green Mountains near North Adams, Massachusetts, the Vermont Valley sequence is in contact with |  | | Report (issue) | | Geology of the land area of the Boston 2Ā° sheet, Massachusetts, Connecticut, Rhode Island and 10- New Hampshire... 16 17 18 U. S. Geological Survey Boston, Massachusetts 19 ,U. S. Geological Survey* OPEN FILE REPORT...GEOLOGY OF THE LAND AREA OF THE BOSTON 2Ā° SHEET, MASSACHUSETTS, CONNECTICUT, RHODE ISLAND AND NEW HAMPSHIRE...Milford Granite from the Milford quadrangle, Massachusetts, yielded 19 a 620 + 15 my,Precambrian,zircon...igneous rocks of probable Devonian age in eastern Massachusetts is comprised in a great group of intrusive rocks |  | | Book | | MASSACHUSETTS MINERALAND FOSSIL LOCALITIES Compiled by Peter P. Gleba 'I!~Ā·Ā· . \. i r,'"--""'4' I...publication. Peter P. Gleba December 2008 Quincy, Massachusetts Member Boston Mineral Club Reprinted by permission...is some of the most valuable real estate in Massachusetts. Calculating it another way, [Peter Gleba] said...is some of the most valuable real estate in Massachusetts. It has access, it has convenience, it has exposure...window of his car as he passed west of the Massachusetts state lottery offices and saw a spreading rust |  | | Journal (article/letter/editorial) | | been collected at Dungannon Township, Hastings County, Ontario. The crystals in the collection are associated...is also found in a skarn at Bancroft, Hastings County, Ontario, as brown-red dodecahedra to approximately...quarries), 428 ROCKS & MINERALS Lowell, Orleans County, Vermont. So well-known is this locality for fine...acquiring it. Grossular from Amherst, Hillsborough County, New Hampshire, occurs as greenish-red dodecahedra...labeled as Eden Mills quarries), Lowell, Orleans County, Vermont. This particular specimen consists of |  | | Report (issue) | | Radlometrlc Age Data Bank (RADB) of Rocks from Massachusetts by Robert E. Zartman and Richard F. Marvin...Radlometrlc Age Data Bank (RADB) of Rocks from Massachusetts Robert E. Zartman and Richard F. Marvln This...contains the records of radlometrlc ages for Massachusetts from the Radlometrlc Age Data Bank of the U...portrayed on a new bedrock geologic map of Massachusetts (Zen, 1983). The compilation Is believed to...they appear on the Bedrock Geologic Map of Massachusetts (Zen, 1983). Steiger, R. H., and Jager, E. |  | | Journal (article/letter/editorial) | | 1923 No. 9 THE SCAPOLITE DEPOSIT OF BOLTON, MASSACHUSETTS C. Per-ecnner'roA. W. PrNcnn,Horaard. University...deposits may best be found in Emerson's Geology of Massachusetts, Bull. U. S. G. S. 597. It is one of a roughly...distance of some 20 miles northeast from Bolton to Chelmsford. The limestone bodies are enclosedin a gneiss...point. Next below this is a layer of diopside-actinolite rock grading downward into a zone of boltonite-rich... It is associated commonly with diopside and actinolite, more rarely with chondrodite, apatite and titanite |  | | Report (issue) | | so-called Pennsylvanian basins of southeastern Massachusetts. Three papers deal with the geology of alkali...alkali plutonic-volcanic areas in Massachusetts and New Hampshire. High-grade and low-grade (prehnite-pumpellyite)...(prehnite-pumpellyite) metamorphism in Massachusetts and Maine, respectively, are the subjects of two of the papers...and the geology of the Ayer Granodiorite of Massachusetts. JOHN R,. GRIFELN STUDIES IN NEW ENGLAND...Brownlow V1 Vil iX Part I. Geology of eastern Massachusetts INaTOROVGNNE TON ā5. B bo 8 OR Bo ee ek 5 ee |  | | Journal (article/letter/editorial) | | sedimentary rocks of the overlying Onwatin and Chelmsford formations (Ames et al., 2005; 2006). The Sudbury...Formation, and carbonate concretions from the Chelmsford Formation are used to provide new insights into...of the ~ 600 m thick Onwatin and ~ 850 m thick Chelmsford formations (Muir and Peredery, 1984; Rousell...albiteāquartzāchloriteāactinolite, and calciteāchlorite assemblages. In addition, discordant veins of actinoliteāalbite...assemblages at the base of the SIC consist mainly of actinoliteāchamositeāepidoteāalbiteā quartz Ā± scapolite |  | | Report (issue) | | within the unit include those of the Ayer and Chelmsford Granites, rocks of the Merrimack Group, rocks...foliation are very common in this rock. lilt It It Chelmsford Granite Cquartz monzonite) - Light" to Dch medium-gray...12 light gray, very fine-r to mediums-grained actinolite~ 13 14* biotite-quartz schists, gneisses; and...Merrimack rocks are widespread in the Ayer 22 and Chelmsford granites. 23 24 25- Ā«.3~ V' S- GOVERNMENT...chlorite at many localities. partly altered to actinolite. Some hornblende is Most plagioclase is slightly |  | | Book | | Department of Geology Boston University Boston, Massachusetts 02215 to; PREFACE In 1966, John Rodgers...Davis in the Connecticut Valley of western Massachusetts, and gradually extended itself. oo over New...Brown University The Foxboro Co., Foxborough, Massachusetts Geography, University of Toronto U. S. G, S...Boston State College Botany, University of Massachusetts, Amherst Marine Sciences, Virginia Institute...Marine Sciences University of Lowell, Lowell, Massachusetts Geology, University of California, Los Angeles |  | | Report (volume) | | OTIS SMITH, Director Bulletin 597 GEOLOGY OF MASSACHUSETTS AND RHODE ISLAND BY B. K. EMERSON WASHINGTON....................................... Worcester County, Mass....................................... Westboro...member........................... Northeastern Massachusetts..................................... General..................................... Western Massachusetts...............................................district............................. Eastern Massachusetts............................................ |  | | Journal (article/letter/editorial) | | CopyrightĀ© 1996 ElsevierScienceLtd Printed in the USA. All rights reserved 0016-7037/96 $15.00 + .00 Pergamon...Institute, 3600 Bay Area Boulevard, Houston, TX 77058, USA 2Bundesanstalt ftir Geowissenschaften und Rohstoffe...Rousell, 1984), and the turbiditic wackes of the Chelmsford Formation (850 m preserved thickness, Rousell...Creighton Pluton ond Murroy Pluton ~ Onwotin and Chelmsford formations [~I Subloyer and Footwoll Breccia...filled either with chlorite or with chlorite, actinolite, and opaque minerals. The very fine-grained, |  | | Journal (issue) | | at the Lizard, Cornwall; in the U.S.A. in Shasta County, California. De Saussure h a d described a material...felty intergrowth containing amphibole (tremolite/actinolite). T h e schistosity of the rock varies ; it is...consisting of tourmaline, phlogopite, tremolite, actinolite, and pseudomorphoses of talc after amphibole...containing feldspar, zoisite a n d serpentine. An actinolite cat's-eye, a chrysoberyl cat's-eye which 30 ...Diploma R a y n e r Prize to M r . Patrick Daly, of Chelmsford, Essex. T h e R a y n e r Prize in the preliminary |  | | Journal (article/letter/editorial) | | quartz, surrounded by metamorphic andesine laths, actinolite, Kfeldspar, albite, and chlorite, which crystallized...Onwatin Formation and turbiditic sandstone of the Chelmsford Formation. The Sudbury impact structure is geographically...b). Clinoamphibole varies in composition from actinolite to magnesiohornblende (Table 2). Biotite contains...Wayne Rasband of the National Institutes of Health, USA. Duplicate Rietveld analyses were done on a powdered...Plagioclase Kfeldspar Biotite Hornblende Actinolite Clast Matrix core Matrix rim SiO2 TiO2 Al2 |  | | Journal (issue) | | meteorite from the Sacramento Mountains, Eddy County, New Mexico .ā) This mass of iron is believed to...Collector. MINERALS OF MASSACHUSETTS . By J. C. RAND. PART II. EASTERN MASSACHUSETTS. THERE are few places...difficult to find any very good crystals. The actinolite is of a greenish black color, and it occurs as...understand a quarry of the same has been opened . Tu Chelmsford, about five miles southwest of Lowell , there...crystals, of the essonite or cinnamon variety ; actinolite or hornblende i or greenish -black crystals |  | Mukwakwami, Joshua, Lafrance, Bruno, Lesher, C. Michael, Tinkham, Douglas K., Rayner, Nicole M., Ames, Doreen E. (2014) Deformation, metamorphism, and mobilization of NiāCuāPGE sulfide ores at Garson Mine, Sudbury. Mineralium Deposita, 49 (2) 175-198 doi:10.1007/s00126-013-0479-y | Journal (article/letter/editorial) | | overlain by sedimentary rocks of the Onwatin and Chelmsford formations. The main mass of the SIC consists...section, norite fragments consist of clusters of actinoliteāmagnesiohornblendeā magnesioriebekite rimmed...rimming aggregates of magnesioriebeckite and actinolite. The matrix consists of plagioclase and minor...m/Ka (Long 2004). Turbiditic sandstone of the Chelmsford Formation, which has a preserved thickness of...60 Ka and that deposition of the Onwatin and Chelmsford formations and the lithification of these rocks |  | | Journal (article/letter/editorial) | | the marginsof massivesulfideveins.Hornblende(or actinolite),epidote,calcite,andferropyrosmalite[(Fe,Mn)sSi60ā¢s(OH...iIā¢-IQuartzite ā¢ Grey. Acifl wacke, and Basic ā¢....... Chelmsford Formation ::[--7'ā¢ Onwafin Formation "":ā¢cā¢...sier,1984). Quartzdia- erals are hornblende, actinolite, annite, ohiorite, basedikescut the Archcangneisses...Quantitativechemicalanalyses of alterationmin- actinolite,the sumof cations,excludingNa andK, is erals...all elements Deep Copperzone vary from ferro-actinolite to exceptF andCI, countingtimesvariedfrom10 to |  | | Journal (article/letter/editorial) | | youngest, the Onaping, Vermilion, Onwatin, and Chelmsford (Pye et al., 1984; Stoness, 1994). The Onaping...Gray, 1995), The 600- to 850-m-thick (minimum) Chelmsford Formation is comprised dominantly of graywacke...Ag,Ni carbon Onwatin Fm WHITEW ATER GROUP Chelmsford Fm Deep formational brine recharge Sudbury...albite-K feldspar-chlorite-actinolite, and (3) intense, albite-actinolite-quartz alteration. The intensity...chlorite core or albite-quartz rim and chlorite-actinolite core). These altered fragments were previously |  | | Report (issue) | | Silurian stratigraphy of northeastern Aroostook County, Maine 1 . David C. Roy and Ely Mencher Discussion:...Silurian stratigraphy of northeastern Aroostook County, Maine... Louis Pavlides Lower Devonian Seboomook...Shride Pre-Silurian stratigraphy of northeastern Massachusetts .Kenneth G. Bell and Donald C. Alvord Stratigraphic...Wachusett-Marlborough Tunnel, east-central Massachusetts .James W. Skehan. S.J.. and A. Adel Abu-moustafa...stratigraphy in the Brimfield area, Connecticut and Massachusetts .John D. Peper and M. H. Pease, Jr. Pre-Silurian |  | | Journal (article/letter/editorial) | | P.O. Box 30368, Lower Hutt, New Zealand b 27 Chelmsford Street, Invercargill, New Zealand Received 21...microcrystalline amphibole, generally in the tremoliteāactinolite series but, with high quality, close to tremolite...these ophiolite zones are within pumpellyiteāactinolite to lower greenschist facies (c. 300ā470 Ā°C, 4ā6...metamorphic grade, prehniteāpumpellyite to pumpellyiteāactinolite facies (250ā350 Ā°C), in melange zones in (1)...low-grade (prehniteāpumpellyite, pumpel- lyiteāactinolite and lower greenschist facies), regional metamorphic |  | | Report (issue) | | POTENTIAL OF EPA REGION 1 Connecticut Maine Massachusetts New Hampshire Rhode Island Vermont OPEN-FILE...POTENTIAL OF EPA REGION 1 Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont R...Preliminary Geologic Radon Potential Assessment of Massachusetts R. Randall Schumann and Linda C.S. Gundersen...aerial radioactivity, and indoor radon data by county. Because of constraints on the scales of maps presented...The reports are available in county formats and State summaries. The county reports typically contain both |  | | Report (volume) | | See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton;...following localities: Bibb County, Pratts Ferry; Calhoun County, near Tampa; Clay County, T. 20, Pv. 7 E.; Jefferson...Jefferson County, at Elyton; Lee County, at Chewacla lime works; St. Clair County, at Gfeensport; Shelby...Shelby County, near Whiting Station and Calera; Talladega County, in several places. Bauxite. Cherokee |
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Chelmsford Lime Quarries, Chelmsford, Middlesex County, Massachusetts, USA