 | | 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 |  | | Journal (article/letter/editorial) | | FAYALITE AT ROCKPORT, MASSACHUSETTS* Cn,lnrns Pa.racne, H arvard, U niv ersity, Cambri,dge, M assachusetts...of fayalite at four Iocalities on Cape Ann, Massachusetts, with a description of one of them which yielded...granite, older than and intruded by the dominant Rockport granite. Fayalite is not a mineral of common...fayalite known in the granite of Rockport on Cape Ann, Massachusetts,to the description of which the following...pages are devoted. The first to find fayalite at Rockport was Mr. J. H. Sears(1905), the Curator of the |  | | 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 (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 (issue) | | Association: /Fluorite, zircon (Rockport, Massachusetts, USA). Distribution: In the USA, from Cape Ann, east...east of Rockport, Essex Co., Massachusetts, and on Pikes Peak, El Paso Co., Colorado. From Mont Saint-Hilaire...For the ¯rst-noted occurrence at Cape Ann, Massachusetts, USA. References: (1) Dana, E.S. (1892) Dana's |  | | 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...Biotite. .......................................... Zircon............................................. Allanite...reconnaissance map and structure section of Essex County, Mass...................................... |  | | 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) | | Auburn, Alabama 36849-5305 cookrob@auburn.edu Zircon Downloaded by [Tufts University] at 09:35 10 October...Paso County, Colorado O wing to its diverse paragenesis and resistance to weathering, zircon is one...colorless and blue) zircon are cut as gemstones. Scientists are particularly fond of zircon because of its...the scholarly periodical Elements is devoted to zircon; http:// www.elementsmagazine.org.) Although specimens...consistent sources, and the list of once-productive zircon localities is quite long. The Pikes Peak region |  | | 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 |  | | Journal (article/letter/editorial) | | Minerals of Franklin and Sterling Hill, Sussex County, New Jersey, U.S.G.S. Professional Paper, l8O,...PnrBsrr-BvToururN rrr, Haraard.IJnitersity, Cambrid.ge38,Massachusetts. The writer has recently had the opportunity...described as allanite in a granite from Gloucester, Massachusetts, but the pleochroism and extinction angle of...associated with the clusters of riebeckite needles. Zircon is quite rare in the section examined; the few...quite similar to certain granites of Cape Ann, Massachusetts,in which fayalite and allanite (the latter "very |  | | Report (issue) | | Monazite, gadolinite, thalenite, euxenite, allanite, zircon, biotite, magnetite. Distribution: Widespread...Ambatofotsikely, Ranomafana, Fiadanana, and elsewhere. In the USA, from the Baringer Hill pegmatite, 26 km west of...Anderson Co., South Carolina; at Rockport, Cape Ann, Essex Co., Massachusetts. At Madawaska, Ontario, Canada |  | | Report (issue) | | BEDROCK GEOLOGIC MAP OF OHE IPSWICH QUADRANGLE, MASSACHUSETTS 8 10- by William H. Dennen 11 1975 12 13... 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...quadrangle are completely tidal; the 6 Ipswich and Essex Rivers are tidal inland to "falls" above which they |  | | 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) | | 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...obtained at this locality. Cyrtolite. "Hydrous zircon" in groups of brown, curved-faced tetragonal crystals |  | | 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 |  | | Journal (article/letter/editorial) | | Christianiaregion of southern Norway, and in Essex County,Mass. The compositionof some of the phases of...amphibole, and some magnetite, mica, fluorite, and zircon. V. Sodalite-nepheline syenite (6426). Consists...sand in a pegmatitedike in hornblendegranite at Rockport, Mass.6 In the latter place, as describedby Penfield...Rockportgranite is a phase of the alkali-richrock of Essex County.7 It is also found in cavitiesin the lava of...The nepheline-bearingand associated rocks of Essex County,2Mass., are generallycomparativelyhigh in magnesia |  | | 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 |  | | 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 |  | | Catalog/List | | Albemarle Counly, Virginia ... Custer County, Colorado . Albemarle County, Virginia . Near Mesaba, l\linnesola...New York . San Juan County, Colorado Delta, Shasta County, California . Boulder County, Colorado .. ....... Newlon, Massachusetts Mt. Shasta, California " Lyon County, Nevada Hillsborough, New Brnnswick Keeseville...New York " " " .Near Keene, NC\\' York . Essex County, New York Rochester, New York Split Rock, Minnesota... Rhenish-Prus ia J:asalt. fine-gTained Chaffee County, Colorado Hornblende Basalt. coarse " J-lornblenclc |  | | Journal (article/letter/editorial) | | discovered in I872 at Western Cheyenne Canyon, El Paso County, Colorado, and was analysed and described by Genth...Mtn., E1 Paso Co., Colorado. 7 to 12: Rockport, Massachusetts. 13 to 20: Cumberland, Rhode Island (details...associated with fluorite, quartz, acmite, and metamict zircon. The Rhode Island genthelvite and danalite are...but is metamict, probably due to the associated zircon (which is often found with danalite and genthelvite...(anal. 5) are both from Cookstove Mountain, E1 Paso County, Colorado; no further details are available for |  | | Journal (article/letter/editorial) | | (CaFe)O-2ZrTih R of (orv- botryidal, pebls). Brazilte Zircon Unamed silcate ilite?) crystals) (crys- List ...Polymignte Pyrochl re Rosenbuchite Thortvei Wohlerit Zircon. Zirkelit . Eucolite Var. Var. Var. Alt. from... are very rare, and the status of some, such zircon, is not well terest and value to test and varieties...been systemmatically mined, the ortho silicate, zircon, and in more recent years, the native oxide, brazilite...occurs in this country in but three localities. Zircon was intermittently in western North Carolina |  | | Report (edition) | | much information on collecting sites in Oxford County. Numerous other collectors of Maine minerals also...Railroad : multiple track .. State. Bridge ...... county, parish, municipio .... Power transmission line...abundant in the Rockland-Thomaston, Rockport, and Union areas in Knox County. They once supported a booming...of bright blue sodalite and yellow cancrinite. Zircon crystals up to 1 inch long are also embedded in...specimens of minerals and fossils in Aroostook County and elsewhere in northern Maine. Most of the bedrock |  | | Journal (article/letter/editorial) | | contains accessory astrophyllite, bastnaesite, and zircon lvith rare pyrochlore and monazite. Age determinations...the North Fork of the South Platte River in Park County) to the Canon City embayment, a distance of about...the following: hornblende, chiorite, muscovite, zircon, apatite, magnetite, allanite and fluorite. Subhedral... Teller County. Porphyritic granite, Bear Creek, 1] miles east of Jones Park, Teller County Granitic...cutoff, El Paso County. Aplite dike, near Green Mountain settlement, El Paso County. l'ayalite granite |  | | 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:...occasionally present. Accessory minerals include sphene, zircon, apatite, fluorite, allanite, magnetite, and ilmenite...quantities. 25- Accessories -iac4ude apatitej zircon^ opaque minerals, spheric, allanite, i.nd U. S |  | | Journal (article/letter/editorial) | | PEGMATITE DISCOVERED IN ADIRONDACK MOUNTAIN AREA, ESSEX COUNTY, NEW YORK By ELMER B. ROWLEY 54 West Notre Dame...(uranothorite), fourmarierite, monazite, allanite, and zircon in addition to the normal pegmatite minerals, feldspar... fergusonite, thorite, monazite, allanite, and zircon as well as the more abundant microdine, biotite...thorite (uranothorite), and minor quantities of zircon, fluorite and apatite, the latter of microscopic...intimately associated and intergrown with allanite and zircon crystals. Very few complete unbroken crystals have |
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Rockport, Essex County, Massachusetts, USA