 | | Journal (article/letter/editorial) | | PETROGRAPHICAL COUNTY, PROVINCE MASS. I. OF ESSEX THE area of igneous rocks in Eastern Massachusetts, especially...especially in Essex county, has been, as the late Geo. H. Williams said, " more discussed than any other...pages are written. I have visited the region of Essex county several times and collected a large number of...of its chief features. The igneous rocks of Essex county extend along the coast from Lynn to the New...Basin, but this paper does not include them. In Essex county they form a long ridge "extending in a northeasterly |  | | Report (volume) | | 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.................................................. 26; . . 3 4 CONTENTS. Geology of Essex County Continued. Igneous rocks Continued. Subjacent...reconnaissance map and structure section of Essex County, Mass.........................................map and structure section of southern part of Essex County, and adjoining parts of Suffolk and Middlesex |  | | Report (volume) | | BUL.L.ETIN 354 CHIEF COMMERCIAL GRANITES OF MASSACHUSETTS, NEW HAMPSHIRE AND RHODE ISLAND BY T. NELSON...granites and quarries............................ Massachusetts...............................................Descriptions of the granites and quarries Continued. Massachusetts Continued. Quincy....................................................................... 98 Rockport.......................................................................................... 126 Rockport porphyry .................................... |  | | Report (volume) | | ___ Groton____________________________ Oriinge County __________________________ Topsham___________________________..._ Randolph ___________________________ Orleans County- _______________________ Derby Barton _ _________...granite and finished product Continued. Washington County _____________________ 121 Barre and Williamstown________________...______ Windham County ___. .________ ± ________ Dummerston___ ____ ____________ Windsor County __._.____________________...granite and finished product___'.___ 164 Carroll County ___________ ______________ 164 Con way ______ |  | | Journal (article/letter/editorial) | | THE PETROGRAPHICAL PROVINCE MASS. IV. COUNTY, BASIC OF ESSEX DIKES By far the greater part of the...pyroxene, occasional olivine, plagioclase, a little orthoclase, some magnetite, and rare apatite. Neither biotite...were seen. 284 PETROGRAPHICAL PROUVINCE OF ESSEX COUNTY 285 The hornblende forms either stout prismatic...grains with low refractive index are referred to orthoclase. - - Al2O, Fe2O3 - - FeO - SiO2 - -...KEMP,dikes near PETROGRAPHICAL PROVINCE OF ESSEX COUNTY 287 are all decidedly more acid than the usual |  | | Journal (article/letter/editorial) | | Carolina; at Amelia, Virginia, near Clayton, Rabun county, Georgia; etc. The old localities near West Chester...at Shaw and Esray's quarry near Chester, Chester County, Pennsylvania, and is now in the collection of...pegmatite of the Eight Mile Park area of Fremont county, Colorado; while pink chalcedony has been found...Dakota and of the Bridger Mountains in Fremont county, Wyoming. Feldspar Group The feldspars form a...the granite pegmatites are the potash feldspars orthoclase and microcline; the soda feld228 spar, albite; |  | | Journal (article/letter/editorial) | | Christianiaregion of southern Norway, and in Essex County,Mass. The compositionof some of the phases of...Wausau red granite. Consists mainly of albite, orthoclase, and quartz. II. Amphibole granite (5298).' Consists...Amphibole syenite (6oi0). Consists mainly of orthoclase and bluishgreen amphibole, and some magnetite...syenite (5829). Consists mainly of nepheline, orthoclase, hedenbergite,and some fayalite. It shouldbe...with it, however,such as an abundanceof quartz,orthoclase,and albite,were not the ones usually found with |  | | Book | | 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 |  | | Journal (article/letter/editorial) | | PETROGRAPHICAL MASS. GENERAL SIONS. V. PROVINCE OF ESSEX CO., DISCUSSION AND CONCLU- Analytical methods...Table I are given my analyses of the rocks of Essex county, with one by Dr. Eakle, and in Table II It is...line-syenites, PETROGRAPHICAL PROVINCE OF ESSEX COUNTY 465 and nordmarkite, the tinguaite, s6lvsbergite...alkalis, the prevailing feldspars are albite and orthoclase, with quartz-syenites abundant. The albite molecule...1894, and III, PETROGRAPHICAL PROVINCE OF ESSEX COUNTY 467 It will be seen that in what are obviously |  | | Journal (article/letter/editorial) | | feldspar group. THE MINERALS OF ROCKPORT. I{. E. MCKINSTRY MASSACHUSETTS Cambrid,ge, Mass. More than...was called to the unusua, mineral occurrences at Rockport, on Cape Ann, by J. P. Cooke's description of...being the type locality for these species, the Rockport quarries have afforded an interesting list of...pegmatite masses. Location und, Present Condition.-Rockport is best reaehed via the Boston and Maine R. R...white quartz and granular black mica. Danalite. Rockport is the type locality for this mineral, which, |  | | Report (issue) | | VARIEGATED MARBLE SOUTHEAST OF CALERA, SHELBY COUNTY, ALABAMA. By CHARLES BUTTS. About 3£ miles a little... SUPPLEMENTARY NOTES ON THE COMMERCIAL GRANITES OF MASSACHUSETTS. By T. NELSON DALE. INTRODUCTION. The granites...granites and granite quarries of Milford, Quincy, Rockport, and Becket, Mass., were described in a former..."granites" here described, as well as the others of Massachusetts described in Bulletin 354, are commercially...TS H A M P S ! RHODE ISLAKD MAP OF MASSACHUSETTS, SHOWING GRANITE-QUARRYING CENTERS. NOTES |  | | Journal (article/letter/editorial) | | crystal was noted in the Luella mine near Avon, Latah county, Idaho, which measured 3x3x8 feet. Other large...Dakota. A black crystal from Micaville, Randolph county, Alabama, was 10 inches in diameter and from 3...noted in the School Section pegmatite of Fremont county, Colorado. ROCKS AND MINERALS Maine, Connecticut...have been found at Goshen and Chesterfield, Massachusetts, and from near Canon City, Colorado. Colored...pink and green crystals at Ohio City, Gunnison county, Colorado; dark green, pink, and indicolite tourmalines |  | | Book | | 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 |  | | Journal (article/letter/editorial) | | 1899 THE PETROGRAPHICAL PROVINCE COUNTY, MASS. III OF ESSEX ROCKS OCCURRINGIN DIKES THE rocks described...an approximate idea of the intrusive rocks of Essex county. GRANITIC DIKES of this rock are confined... 536, 1893. PETROGRAPHICAL PROVINCE OF ESSEX COUNTY 107 of Arran it is easy to explain this by... two parts of I, one part of II. IV. Granite. Rockport. H. S. Washington anal. JOUR.GEOL.,VI, p. 793...feldspars. These are almost entirely of orthoclase or soda-orthoclase, not usually microperthitic, with a |  | | Report (volume) | | Geology of Selected Quadrangles In Massachusetts GEOLOGICAL SURVEY This volume was printed as separate...quadrangle, Worcester and Franklin Counties, Massachusetts, by Donald F. Eschman. (D) Geology of the Taunton...quadrangle, Bristol and Plymouth Counties, Massachusetts, by Joseph H. Hartshorn. o ; Bedrock Geology...Vicinity Massachusetts > w By PRIESTLEY TOULMIN 3d GEOLOGY OF SELECTED QUADRANGLES IN MASSACHUSETTS ~s -GEOLOGICAL...1163-A Prepared in cooperation with the i Massachusetts Department of Public Works « UNITED STATES |  | | 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............................................ |  | | Report (volume) | | Calcite Fluorite Apatite . 6. 7. 8. 9. 10. Orthoclase Quartz Topaz Corundum Diamond The numbers preceding...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 |  | | 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. |  | | Report (issue) | | PRELIMINARY BEDROCK GEOLOGIC MAP OF THE ROCKPORT QUADRANGLE, MASSACHUSETTS Correlation of Map Units Pzcl Pzc2...PRELIMINARY BEDROCK GEOLOGIC MAP OF THE ROCKPORT QUADRANGLE MASSACHUSETTS Description of Map Units Dike Rocks:...vs. A^Q) . 12 The * potash feldspar may be orthoclase, microcline, or.microcline 13 microperthite |  | | Journal (article/letter/editorial) | | %. The 'purest natural fayalite' from Rockport, Massachusetts, contains small 'magnetic' inclusions and...granite', older than, and intruded by the dominant Rockport Granite (Palache, I95O). On Zwartkloof, siderite...were used for Fe, Mn, Ti, V, Cr, Co, and Ni; orthoclase was used for A1, wollastonite for Si, and enstatite |  | | Catalog/List | | . . . . . . . . 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 |  | | Journal (article/letter/editorial) | | type-locality in West Cheyenne Canyon, El Paso County, Colorado, is located in the Pikes Peak batholith...Dunn (1977). In the Northern Cascades of Okanogan County, Washington, the alkaline granites of the Golden...described in 1892 from West Cheyenne Canyon, El Paso County, Colorado, by Frederick August Genth (1820–1893)...dodecahedron, 2.6 cm high, Cookstove Mountain, El Paso County, Colorado. Specimen illustrated and described by... North Cascade Highway, milepost 165, Okanogan County, Washington. Randy Becker specimen, Rudy Tschernich |  | | Journal (article/letter/editorial) | | spectra may be used in some cases,such as for orthoclase and microcline, to distinguish between similar...spectra of feldspars: (1) orthoclase (Rubidoux Mountains, california), (2) orthoclase (Bearparv Mountains,...microcline (Amelia, virginia), (6) anorthoclase (Essex co., New Jersey), (7) anemousite, (Skagit River...(sl'nthetic). spectrapresentedhere, including orthoclase,adularia, microcline, anorrepresentonly a brief...a difierentiation in the main absorptionpeak-orthoclase having its major peak at 9'6pr,and microcline |  | | Catalog/List | | 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............. |  | | Catalog/List | | . . . . . . 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 . ....aluminum silicate) Large phmocrysts in diabase; Massachusetts . . . . . . . . . . . . 6 Coarse-xline and cleavages;...silicate) Foliated mass on rock, lavender; Massachusetts . . . . . . . . 49 MARTITE (isometric ferric |
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