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| 704 GEOLOGY OF THE IGNEOUS ROCKS OF ESSEX COUNTY, MASSACHUSETTS BY CHARLES H. CLAPP WASHINGTON GOVERNMENT....... 9 9 9 10 11 11 11 15 j ( Geology of Essex County...............................................group................:............................. Salem gabbro-diorite....................................... 26; . . 3 4 CONTENTS. Geology of Essex County Continued. Igneous rocks Continued. Subjacent................................................. Salem gabbro-diorite. ............................... |
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| Geology of Selected Quadrangles In Massachusetts GEOLOGICAL SURVEY This volume was printed as separate...published chapters] (A) Bedrock geology of the Salem quadrangle and vicinity, Massachusetts1, by Priestley...quadrangle, Worcester and Franklin Counties, Massachusetts, by Donald F. Eschman. (D) Geology of the Taunton...Plymouth Counties, Massachusetts, by Joseph H. Hartshorn. o ; Bedrock Geology of the Salem Quadrangle and...Vicinity Massachusetts > w By PRIESTLEY TOULMIN 3d GEOLOGY OF SELECTED QUADRANGLES IN MASSACHUSETTS ~s -GEOLOGICAL |
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| THE PETROGRAPHICAL PROVINCE MASS. IV. COUNTY, BASIC OF ESSEX DIKES By far the greater part of the...foyaite of Salem Neck and, according to Sears, the " augite-syenite " of Coney Island in Salem Harbor are...were seen. 284 PETROGRAPHICAL PROUVINCE OF ESSEX COUNTY 285 The hornblende forms either stout prismatic...Measurements by Michel-Lévy's method indicate a labradorite with the composition Ab3 An4, though some are... 286 HENRY S. WASHINGTON I. Camptonite (?). Salem Neck. H. S. Washington anal. II. " Diorite-Porphyrite |
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| A CATAL,OGUE OF MASSAC.HUSETTS GEMSTONES ESSEX COUNTY (Part Two) By RALPH GOSSE P.O. Box 5351, Albany...sodalire and nepheline in syenite rock. Marblehead Salem association nepheline. association nepheline. ...granite quarries. Essex County Nahant Beverly Salem Salem, Salem Neck. Essex County Lynn 196 CITRINE...sea beaches of this county. ? ROCKS AND MINERAL~ Locality Nahant Rowley Salem Marblehead, Marblehead...Marblehead Neck Marblehead Salem Description and Occurrence (Jaspillite?) . Small quantities of red and |
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| Dr.H.E. Wadsworth—Syenite and Gabbro in Massachusetts. 207 nation of the aperture apparently round and...THE PRESENCE OF SYENITE AND GABBRO IN ESSEX COUNTY, MASSACHUSETTS. By Dr. M. E. WADSAVORTH. Syenite.—Much...—Much of the eastern coast of Essex County, Massachusetts, extending from Salem to a point beyond West Manchester... 208 Dr.M.E. Wadstcorth—Syenite and Gabbro in Massachusetts. region, and hence, for convenience of description...all the railway cuttings between Manchester and Salem revealed syenite at only two of them, and those |
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| Nephelite-Cancrinite-Syenite 31. Essexite Maine Massachusetts Dacite-Quartz-Diorite Series: Colorado Minnesota...Diabase New Jersey VIII. 38. 48. Diabase Massachusetts Olivine-Augite-Hypersthene Gabbro 49. 50. ...Crystalline Limestones Vermont Dolomite-Marble Massachusetts Pink Marble Georgia IV. Ophicalcite, Serpentine...Oolitic Iron Gneisses and Crystalline Schists Massachusetts Hornblende-Gneiss New York 122. 123. 86. 87... 1. Glasses Scoria Near Black Rock, Millard County, Utah. O. E. Meinzer. Ref. : MACROSCOPIC MICROSCOPIC |
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| THE PETROGRAPHICAL PROVINCE OF ESSEX COUNTY, MASS. II term essexite was first introduced by Sears Essexite...portion of the nephelineenlarges the syenite magma of Salem Neck.- Rosenbusch2 and and erects the essexite mineral...soda-rich, magma. In Essex county they are confined to the immediate vicinity of Salem Neck, where they occur...prominent. Specimens from one locality 'SEARS, Bull. Essex Inst. Vol., XXIII, 1891. Elem. d. Gesteinslehre... 247, 1896. 53 54 HEINRY S. WASHINGTON on Salem Neck show a marked subschistose or platy structure |
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| BEDROCK GEOLOGIC MAP OF OHE IPSWICH QUADRANGLE, MASSACHUSETTS 8 10- by William H. Dennen 11 1975 12 13..._____________ _ Cape Ann Plutonic Series 9 Salem Gabbro-diorite 9 Cape Ann^Granite i/ieu amor p... BEDROCK GEOLOGY OF THE IPSWICH QUADRANGLE, MASSACHUSETTS Introduction Rocks of the Ipswich quadrangle...quadrangle is situated on the northeastern 19 20- Massachusetts coast within the Seaboard Lowland section of...-fA9 maters on Fifteen Mile Hill in the Town of Essex to 21 -11 maters under the salt marsh at Six Goose |
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| 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............................................ |
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| Director Bulletin 839 GEOLOGY OF THE BOSTON AREA MASSACHUSETTS BY LAURENCE LAFORGE UNITED STATES GOVERNMENT...character.__---_------------__--____--__-_____ Salem gabbro-diorite.----------------.---------------...geology of the Boston and Boston Bay quadrangles, Massachusetts--____-.-_____ In pocket. 2. Map showing surficial...-----------81 GEOLOGY OF THE BOSTON AEEA, MASSACHUSETTS By LAURENCE LAFORGE INTRODUCTION* POSITION AND...30' and extends westward from the shore of Massachusetts Bay to meridian 71° 15', comprises the Boston |
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| Geology of the land area of the Boston 2° 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 2° 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 |
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| enlarged photograph of a piece of Obsidian, from Lake County, Oregon, which shows a Conchoidal fracture. t...Fibrous; South Dakota Fasciculite Xis in schist; Massachusetts Hornblende Common Hornblende Xls, black, in...00 .60 XI, sections, varnished, in matrix, Massachusetts ......... :. ................ ....... 1 x l½"...DATOLITE (basic calcium boron orthosilicate) Xled; Massachusetts or New Jersey................ .60 1.26 DESCLOIZITE........... ............. Fine xline, white ; Massachusetts, 1 0 lbs. or more, 1 6c per lb............. |
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| quartz-ciminite, gives orthoclase (Or6Ab,)43.6 per cent, labradorite (AbAn,) 16. I per cent, quartz4.6 per cent, apatite...quartz-monzonite whose (238) plagioclase is labradorite. Here fall four specimens from the Elkhorn district...Petrography of the Elkhorn Mining District, Jefferson County, Montana," U.S. Geol. Surv., Ann. Rept., XXII,...feldspar with a large amount of basic plagioclase (labradorite to anorthite) together with augite and diopside...basic plagioclase (anorthite phenocrysts 6. , labradorite groundmass 11..9, average AbAn2) 18.o, augite |
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| H. "Geology of the Igneous Rocks of Essex County, Massachusetts," U.S. Geol. Surv., Bull. 704 (Washington...structural relations are described. Of the essexite of Salem Neck, the author says (pp.I24-25): "It is not a...contact-metamorphosed gabbro or gabbro-diorite of the Salem type or in some places a metamorphosed olivine-bearing...has been removed. The rocks are composed of labradorite and augite, with or without olivine, and are |
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| . . . . . . . . Fasciculite Xis in schist; Massachusetts Hornblende Common Hornblende Cleavable, black;... . . ........ . Xline, white, in dolomite; Massachusetts . .............. Hexagonite Purple :dine mass;...1.50 Xis, in matrix, ends of xis polished; Massachusetts .. ANDESINE (sodium and calcium aluminum silicate)... . . . . . . . . . . . . . . . . . . . .35 Massachusetts or New York . . . . . . . . . . . . . . . ....DATOLITE (basic calcium boron orthosilicate) Xlcd; Massachusetts or New Jersey .35 1.00 3.00 DELVA UXITE (hydrated |
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| MASSACHUSETTS MINERALAND FOSSIL LOCALITIES Compiled by Peter P. Gleba 'I!~·· . \. 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 |
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| . . . . . . 65 Fasciculite Xis, in schist; Massachusetts . . . . . . . . . . . . . . . . . . . . . 3.... . ... . .. . . .. . 6 FiM, xline, white; Massachusetts, 1 0 lbs. or more, .2 0 per lb . . . .. .. ...Michigan . . 13 Aficaceous (schistose) hematite; Massachusetts . . . . . . . . . 6 Massive; Min nesota . ....700 LABRADORITE (calcium-sodium aluminum silicate) Large phmocrysts in diabase; Massachusetts . . ....silicate) Foliated mass on rock, lavender; Massachusetts . . . . . . . . 49 MARTITE (isometric ferric |
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| the Adirondack region lies in northern Hamilton County, N. Y. From oldest to youngest, the formations...four are said to contain oligoclase-labradorite and andesine-labradorite which, without further descriptions...Miller says in reference to a syenite (p. 438), "Labradorite and andesine are always present and oligoclase...from north of the Nebraska state line into Kay County, Oklahoma. The ridge reaches its highest elevation...near the north boundary line of Kansas in Nemaha County, where it is less than 500 feet below the surface |
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| GEOLOGIC MAP OF THE MARBLEHEAD NORTH QUADRANGLE, MASSACHUSETTS Correlation of Map Units Intrusive Extrusive...Granite dikes Lynn Volcanics sgdl sgd2 0 sgd3 Salem Gabbro-diorite , U. S. Geological Survey _ __ '...GEOLOGIC MAP OF THE MARBLEHEAD NORTH QUADRANGLE, MASSACHUSETTS Description of Map Units /r 5- Dike Rocks...mineralogically variable Plagioclase altered, commonly labradorite. 17 Hornblende dominant mafic mineral, also...PRINTING OFFICE : 1959 O - S1U71 9-. 1 26 J Salem Gabbro-diorite: Medium- to medium coarse-grained |
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| Del Norte County; Trinity River, Trinity County; Spanish Creek and Gopher Hill, Plumas County; Placerville...Dorado County; Cherokee Flats, Yankee Hill,and Oroville, Butte County; French Corral, Nevada County; Indian...Indian Gulch and Volcano, Amador County; and Alpine Creek, Tulare County. Other western localities are:...Diamond Basin, Ada County, Idaho; Curry County, Oreg.; and Nelson Hill, near Glacier County, Mont. The Great...Pierce County; Oregon, Dane County; Kohlsville, Washington County; Saukville, Ozaukee County; Eagle, |
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| Counties, Massachusetts By NEWTON E. CHUTE > GEOLOGY OF SELECTED QUADRANGLES IN MASSACHUSETTS ^ _____...Prepared in cooperation with the Commonwealth of Massachusetts ^ Department of Public Works UNITED STATES...rocks_--_-----_--------_--------_--_--_-__--_.-_-Salem Gabbro-Diorite----------------.-------.____.___...map. FIGURES 1-5. Photographs of: 1. Pegmatitic Salem Gabbro-Dioritc---------------2. Hybrid variety of...of Westwood Granite with inclusions of Salem Gabbro-Diorite.--------------------3. Intrusion breccia |
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| Gaboury 3 FELDSPAR GEMS Sunstone Moonstone Labradorite GLOWING ROCKS A Fluorescent Exhibit ETHIOPIA’S................... 28 Sunstone, moonstone and labradorite by Bob Jones Glow Rocks ......................Wholesale and retail show; Gem Faire Inc.; Sonoma County Fairgrounds; 1350 Bennett Valley Rd.; Fri. 12-6...Annual Show; Umpqua Gem & Mineral Club; Douglas County Fairgrounds; I-5 Exit 123; Sat. 9-5, Sun. 10-4;...PENNSYLVANIA: Show and sale; F M Minerals; Washington County Fairgrounds, 2151 N. Main St.; Sat. 10-6, Sun. |
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| 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. |
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| 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 |
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| mine, Racooche Valley, White Co. 1866 Vs White County Daniel Light form, % mi. NE Less than 1887 ...Alabama has yielded a 4i%4 carat diamond from Shelby County, 30 miles south of Birmingham, found about 1900...Siding in St. Clair County, 20 miles northeast of Bir- mingham. One found in Lee County in 1901 weighs 4^...have a cornfield at Pounding Mill, Tazewell County, Va. A 3 carat stone, bought by a Knoxville...Luttrell, Another of .78 carat, light yellow, Union County. was reported found in 1888 on the Henry Burris |
