 | | 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 (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...Katophorite........................................ Hedenbergite..................................... Colorless...reconnaissance map and structure section of Essex County, Mass...................................... |  | | Report (issue) | | = 6.0889 Z=4 X-ray Powder Pattern: Rockport, Massachusetts, USA. (ICDD 20-1139). 2.501 (100), 2.828...quartz, apatite, magnetite, ilmenite, spinel, hedenbergite, arfvedsonite, amphiboles, almandine, tridymite...occurrences of relatively pure material are: in the USA, in the St. Peters Dome area, near Pikes Peak, El...Springs, Inyo Co., California; at Rockport, Essex Co., Massachusetts; from Monroe, Orange Co., New York; |  | | Journal (article/letter/editorial) | | Christianiaregion of southern Norway, and in Essex County,Mass. The compositionof some of the phases of...III. Hedenbergite-quartzsyenite (5917). Consists mainly of microperthite, quartz, hedenbergite,arfvedsonite...mainly of anorthoclase, nepheline, sodalite, and hedenbergite,with some fluorite. VI. Nepheline syenite (5829)...(5829). Consists mainly of nepheline, orthoclase, hedenbergite,and some fayalite. It shouldbe understoodthat...arfvedsonite;with the calcium-iron-pyroxene, hedenbergite; and with iron mica containinglarge amounts |  | | 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...crystals to five feet in diameter. At Mbnera, Nelson County, Virginia, in crystals to 3x6 feet and weighing |  | | Report (issue) | | Al0:08 )§=8:00 O22 (OH)1:64 : (2) Rockport, Essex Co., Massachusetts, USA; 3+ corresponds to (Fe2+ 6:63 Mn0:30...metaquartzites. Association: Magnetite, hematite, hedenbergite, riebeckite, fayalite, garnet, quartz. Distribution:...From around Michigamme, Marquette Co., Michigan, USA. In Canada, in the Labrador City area, Labrador, |  | | 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, |  | | Journal (article/letter/editorial) | | associatedare magnetite, quartz, bluegreen hornblende, hedenbergite or iron-rich hypersthene, garnet, and to a much...quartzites containing layers locally rich in hedenbergite and fayalite. These rocks are interbedded with...cummingtonile or dannemorite' The grunerite from Rockport, Mass. (Table 2, No. 5) consists of almost pure...Grunerite from Rockport, Massachusetts (6, p. 545). 6. Grunerite from Cummington, Massachusetts (7). 7. Grunerite...and they have calculated the composition of the Rockport grunerite, etc., in terms of the two moleIt may |  | | 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 |  | | 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) | | Skaergaardintrusion and a pure fayalite (RPT) from Rockport, Massachusetts,were also examined. The specimens(Fig....Another slightly different type is found in the Rockport fayalite in which orientation relationships do...light. (a[d) Bushveld, (e) Rhum (199) and (f) Rockport. 142 MOSELEY: SYMPLECTIC EXSOLUTION IN OLIVINE...Bushveld, (b) and (c) Skaergaard(4472)and (f) Rockport. MOSELEY: SYMPLECTIC EXSOLUTION IN OLIVINE ...in magnetite. Structural relationships in the Rockport fayalite are more complex: optical studiessuggestthat |  | Hua, Xin, Huss, Gary R., Tachibana, Shogo, Sharp, Thomas G. (2005) Oxygen, silicon, and Mn-Cr isotopes of fayalite in the Kaba oxidized CV3 chondrite: Constraints for its formation history. Geochimica et Cosmochimica Acta, 69 (5) 1333-1348 doi:10.1016/j.gca.2004.08.015 | Journal (article/letter/editorial) | | 2005 Copyright © 2005 Elsevier Ltd Printed in the USA. All rights reserved 0016-7037/05 $30.00 ⫹ .00 doi:10...Arizona State University, Tempe, AZ 85287-1404, USA Department of Mechanical and Aerospace Engineering...85287-6106, USA 3 Center for Meteorite Studies, Arizona State University, Tempe, AZ 85287-1404, USA (Received...electron multiplier. Synthetic forsterite (Fa0), Rockport fayalite (Fa⬃100), and San Carlos olivine (Fa11)...olivines being measured (e.g., synthetic forsterite, Rockport fayalite). The oxygen compositions of the standards |  | | Journal (article/letter/editorial) | | DECBMBER. 1935 MOI.{TICELLITE FROM SAN BERNARDINO COUNTY, CALIFORNIA. AND THE MONTICELLITE SERIES War-neuen...Dewey mine, Ivanpah Quadrangle, San Bernardino County, California, proved on analysis to be the purest...Dewey mine, Clark Mt. district, San Bernardino County, California, in the Ivanpah quadrangle, was collected...Penfield, S. L., and Forbes, E. H., Fayaiite from Rockport, Mass., and on the optical properties of the chrysolite-fayalite...metamorphosed limestone from the Carlingford District, County South, Ireland: Geol M ag., v o1.69, p. 62, 1932 |  | | Journal (article/letter/editorial) | | the North Fork of the South Platte River in Park County) to the Canon City embayment, a distance of about... 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...Gold Camp Road, El Paso County'. Mount Rosa granite, Rosemont, Teller County. Mount Rosa granite (fine-grained)...Stove Mountain, El Paso County Windy Point granite, Pikes Peak, Teller County. 75-5-1 75-5-2 75-5-3 75-5+t |  | | Journal (article/letter/editorial) | | photo. March/April: Quartz, Middleville, Herkimer County, New York. John C. Medici specimen and photo. May/June:...May/June: Turgite, Graves Mountain, Lincoln County, Georgia. Ronald E. Bentley specimen and photo. July/August:...Quartz, H. deLinde No. 4 mine, High Peak, Montgomery County, Arkansas. Private collection; Ronald E. Bentley...Bentley photo. September/October: Barite, Otero County, Colorado. Dan and Dianne Kile specimen; John Muntyan...Arkansas, 316 Amethyst Scepters, Salem, New London County, Connecticut, W. A. Henderson, Jr., M. Haritos |  | | 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...specimens of minerals and fossils in Aroostook County and elsewhere in northern Maine. Most of the bedrock...rocks. There are lime quarries in the Aroostook County agricultural belt, where calcite crystals and other |  | | 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) | | University of Missouri - Columbia, Columbia, MO 65211, USA 2 Department of Earth and Space Sciences, State University...New York at Stony Brook, Stony Brook, NY 11794, USA Abstract. Clinopyroxene with exsolved orthopyroxene...automated spectrometers. The standards used were Rockport fayalite, synthetic diopside, albite, and ilmenite...enstatite-diopside (Lindsley et al. 1981) and hedenbergite-ferrosilite (Lindsley 1981)joins, as well as...(1981) The formation of pigeonite on the join hedenbergite-ferrosilite at 11.5 and 15 kbar: experiments |  | | 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) | | Bowen, N. L. and Schairer, J. F. Grrinerite from Rockport, Mass., and a series of syntlreticfluor-amphiboles...relationship of nontronites and montmorillonite. Rockport, Griinerite from Mass., and a sefies of synfluor-amphiboles...(Marsden). . I32 Ilmenite (analysis and optical Hedenbergite (analysis and data)... 512 optical data).. |  | | Journal (article/letter/editorial) | | Aurora cerargyrite—see chlorargyrite cerussite—Rockport, West Brooksville chabazite—Phippsburg chalcocite—Blue...)—Stoneham New York Herkimer "Diamonds" Herkimer County is well known for its quartz crystals, some of...psilomelane—see romanechite pumpeUyite—Aroostock County purpurite—Auburn, Greenwood, Hebron, Newry pyrargyrite—Franklin...hastingburg, Rumford, Stoneham, Topsham site, hedenbergite, lepidocrocite, lizardite, topaz—Albany, Auburn |  | | Journal (article/letter/editorial) | | BERYLLIUNT MINERALS IN THE VICTORIO MOUNTAINS' LUNA COUNTY, NEW MEXICO* Wrr.r.rauT. HorsBn, Cornell[Jniaersity...Victorio Mountains, 5 miles south of Gage, Luna County, New lvlexico. The area was visited in September...veins and pegmatites. The quartz veins of Chafiee County, Colo., Hill City, S. Dak., Irish Creek, Va., San...associatedneither with magnetite nor with andradite and hedenbergite. Furthermore, the silicates are euhedral against...danalite in the subaluminous granite pegmatite of Rockport and Gloucester, Mass. (Warren and McKinstry, 1924) |  | Doyle, Patricia M., Jogo, Kaori, Nagashima, Kazuhide, Huss, Gary R., Krot, Alexander N. (2016) Mn–Cr relative sensitivity factor in ferromagnesian olivines defined for SIMS measurements with a Cameca ims-1280 ion microprobe: Implications for dating secondary fayalite. Geochimica et Cosmochimica Acta, 174. 102-121 doi:10.1016/j.gca.2015.10.010 | Journal (article/letter/editorial) | | University of Hawai‘i at Manoa, Honolulu, HI 96822, USA NASA Astrobiology Institute, Institute for Astronomy...Drive, University of Hawai‘i, Honolulu, HI 96822, USA Received 19 January 2015; accepted in revised form...isotope data were collected from NN13. In addition, Rockport fayalite (USNM85276) and meteoritic olivines were...in SC olivine (using a TAP crystal), silicon in Rockport fayalite (TAP), chromium on magnesio–chromite...Standardization was made for iron and silicon on Rockport fayalite (Fe1.9Mn0.1SiO4; USNM85276); magnesium |  | | Journal (article/letter/editorial) | | three clinopyroxenes, diopside, augite, and hedenbergite, are shown in Fig. 3. Diopside has a broad minimum...(131, 155, and 191 nm in diopside, augite, and hedenbergite, respectively; Wagner et al., 1979). Olioines...Austria; 2, augite from LeRozier, France; 3, hedenbergite from Silver Star, Montana. 20 WAGNER, HAPKE...General Electric Synthetic; 2, fayalite from Rockport Massachusetts. caused by F e - O charge transfer, are |  | | Journal (article/letter/editorial) | | East University Boulevard, Tucson, Arizona 85721, USA *Corresponding author. E-mail: lzurcher@geo.arizona...is indicated by thermal metamorphic diopside-hedenbergite (Aeg3Fs18–33En32– 11Wo47–53) after primary augite... 1199 © Meteoritical Society, 2004. Printed in USA. 1200 L. Zürcher and D. A. Kring and Kring 2003)...(Mn), natural rutile (Ti), natural sodalite (Cl), Rockport fayalite (Fe), chromite USNM 117075 (Cr), Lindstrom...distinctly vein-controlled metasomatic diopside-hedenbergite crystals are present in samples Yax-1_872.32 |
|
