 | | Report (issue) | | (CaBSiO4OH) vesicle filling from a basaltic Houghton County lava flow. Small specks of native copper occur...the surface and between the nodular masses. The Michigan Bicentennial symbol (back cover) incorporates...Survey Division BULLETIN 6 THE MINERALOGY OF MICHIGAN by E. Wm. Heinrich Professor of Mineralogy and...University of Michigan Ann Arhor, Michigan Lansing, Michigan 1976 STATE OF MICHIGAN WILLIAM G. Mrr...State of Michigan CL '48 s.321.6. Printed by Speaker-Hines and Thomas, Inc., Lansing, Michigan. Available |  | | Journal (article/letter/editorial) | | 90089–0740, USA 1 Present address: Department of Geological Sciences, University of Michigan, Ann Arbor...Arbor, MI 48109, USA Editorial responsibility: J. Hoefs d18O for intergrowths and late-stage cross-cutting...fractionations, experiments have been conducted on zoisite (Matthews et al. 1983; Matthews 1994). Matthews...beginning of each analytical session. This involved flushing the entire sample chamber with ~4 psi of BrF5...Microbeam Analytical Laboratory at the University of Michigan. Natural and synthetic minerals were used as standards |  | | Journal (article/letter/editorial) | | 25Michigan. weighing several pounds. Trilo- bites coiled...have you? Lewis Larsen, 161314th Ave., Menominee, Michigan. EXCHANGE, MY GOOD DUPLICATE STAMPS- For...polished tumbled agate, jasper, etc., postpaid in USA for only $5.00. George W. Owens, 150 III. Dr., Jacksonville...Richey, Florida. CHOICE BARITE ROSES-From Cleveland County, Oklahoma. 2-inch size 75i postpaid. W.L. Hiss...always welcome. Globe Minerals, 163-03 Depot Rd., Flushing, New York 58, N.Y. HERKIMER AND ARKANSAS DIAMONDS-Red |  | | Journal (article/letter/editorial) | | viz:Mr. G. Arthur Cooper, of Colgate University and Flushing, N. Y. Mr. R. Norris Shreve, 50 East 41st Street...Road Station quarry, Haverford township, Delaware County. The first consisted of beryl in pegmatite. The...anomalous interference colors and indices higher than zoisite. Mariposite was also reported from the same property |  | | Book | | Mineralogy of Michigan by E. W. Heinrich updated and revised • by George W. Robinson M By E W~ Hellnr]ch...Museum Michigan Technological University Houghton, Michigan 49931 2004 © MINERALOGY OF MICHIGAN 3 FOREWORD...FOREWORD Michigan has a long and varied geologic history that includes repeated episodes of volcanism...before the first Europeans set foot here. When Michigan became a state in 1837, one of the first actions...and we continue to learn more about them today. Michigan minerals helped to build the state and nation |  | | Book | | of Saratoga in Now York, by Doct. John H. Steel. county A (Steel.') 1822." (N. G.) " New Farmer and...HAMPSHIRE. 13 milk white quartz, abundant. Epidote. Zoisite. Green Carbonate of Copper, earthy, Granular Limestone...) WESTMORELAND. Fluate of Lime, light green. Zoisite, in ash grey, much compressed, deeply striated...BRATTLEBOROUGH. Clay Slate, extensively quarried. Zoisite. (C.) Micaceous Iron Ore, beautiful, in Ball mountain...abundance ; has been called tremolite, and it zoisite. (Sil. 6.225.J Clay State, used as roof slate |  | | Journal (article/letter/editorial) | | Himalaya. The widespread occurrence of relict zoisite in the studied samples attests to the importance...system). For low X(CO2) values, in particular, the zoisite stability field is progressively enlarged at the...reaction curves enter the zoisite stability field. At these low X(CO2) values, zoisite can thus participate...involving garnet (grossular-almandine solid solution), zoisite, clinopyroxene, anorthite, quartz and calcite are...considered in the calculation: grossular, almandine, zoisite, hedenbergite, anorthite, quartz and calcite, in |  | | Journal (article/letter/editorial) | | the tourmaline supergroup, vesuvianite, zircon, zoisite. Non-gemmologists may question the appropriateness...pallasite meteorites, gem benitoite from San Benito County California, and Colombian emeralds (for whose genesis...spodumene, ‘tanzanite’ a gem variety of the mineral zoisite, and so on, including an abundance of informal...includes graphite. Parts of the tanzanite (gem zoisite) diggings at Merelani in northeast Tanzania have...the 255 km diameter scar, is famous for its gem zoisite (tanzanite) and has also produced gems of green |  | | Journal (article/letter/editorial) | | 86, pages 80–91, 2001 A calorimetric study of zoisite and clinozoisite solid solutions EUGENE A. SMELIK...borate have been measured for a series of four zoisite and 12 clinozoisite samples, spanning both epidote...epidote solid solutions. Mixing within the zoisite series between 0.0 and 0.2 XAl2Fe appears to be ideal...kJ/mol. End-member drop solution values for Fe-free zoisite were estimated by the linear fit and for clinozoisite...enthalpies of formation from the elements for Fe-free zoisite, Al-clinozoisite, and Fe-clinozoisite have been |  | | Report (chapter) | | provenance models. Epidote The epidote group minerals (zoisite, clinozoisite, epidote, allanite and piemontite)...limited. However, one zone containing abundant zoisite occurs in early Miocene sediments, and another...spinels have been observed in zones subjected to flushing by low-pH groundwaters (Morton & Humphreys 1983)...chloritoid has been observed in zones subjected to flushing by low pH groundwaters (Morton & Humphreys, 1983)...mid-Carboniferous sandstones in Arkansas and Alabama, USA, from data of Owen (1987). Conclusions This paper |  | | Report (volume) | | Bulletins, nos. 10-12. Hartford, Conn. Delaware County Institute of Science: Proceedings, vol. 3, nos...26. Mexico, D. F. Michigan Academy of Science: Tenth Report. Lansing, Mich. Michigan Miner, vol. 10. Saginaw...Saginaw, Mich. Michigan State Board of Geological Survey: Report for 1907. Lansing, Mich. Mineral Collector...Development Company's Survey. Charleston, Kanawha County, W. Va., 1907. 28 pp., 4 pis. Gives information...oil-bearing Tertiary formations of Santa Barbara County, California. Smithsonian Misc. Coll., vol. 50 (Quart |  | | Journal (article/letter/editorial) | | omphacite + rutile eclogite and a partially melted zoisite eclogite in the western HP belt are 401±2, 402±9...Geoscience, University of Iowa, Iowa City, IA 52242, USA E-mail: jane-gilotti@uiowa.edu Tel.: +1-319-3351097...Environmental Sciences, Queens College, CUNY Flushing, NY 11367, USA H. K. Brueckner Lamont-Doherty Earth Observatory...Observatory of Columbia University, Palisades, NY 10964, USA bright overgrowths show faint oscillatory zoning...Rensselaer Polytechnic Institute in Troy, N.Y., USA. Operating conditions were 15 nA and 15 kV for spot |  | | Report (chapter) | | melting (Cartwright & Barnicoat, this vol.). Flushing by CO2-rich fluids This has become an increasingly...and the associated migmatite terrain. While CO2-flushing models may potentially be adequate to account...evidence of widespread CO2 flushing. More important perhaps is that whereas CO2 flushing might promote biotite...tholeiite compositions (Hellman & Green 1979) as is zoisite. Both sphene and (at higher pressures) rutile are...University of Oklahoma, Norman, Oklahoma 73019, USA. |  | | Journal (article/letter/editorial) | | TX, USA 78712 MA * Now at: School of Earth and Environmental Sciences, Queens College, Flushing NY,... USA 6530 Kissena Blvd., Flushing, NY, USA 11367 TE D phone: (718) 997-0454, email: jmarsh@qc.cuny...Hbl, quartz (Qtz), kyanite (Ky), albite (Ab), zoisite (Zo), rutile (Rt), PT biotite (Bt), K-feldspar...this study, due to (1) the presence of albite, zoisite, rutile, and zircon as inclusions in garnet and...Mineralogical Society of America. Washington, D.C., USA. Taylor, S.R., McLennan, S.M., 1985. The Continental |  | | Journal (article/letter/editorial) | | weathering (amphibole, pyroxene, epidote, magnetite, zoisite, hornblende) (55-65%); for comparison, we shall...minerals that are unstable to weathering (amphibole, zoisite, epidote, pyroxene, magnetite). From south to north...the placer metal resembles the action of known flushing devices. Examples of such sectors are the Tsipikan |  | | Journal (article/letter/editorial) | | wadeite; wd: wadsleyite; wo: wollastonite; zo: zoisite; 10Å: 10Å-phase. 0084-6597/02/0519-0207$14.00...albite/clinopyroxene coexist with lawsonite or zoisite along most expected P-T paths for mature subduction...chloritoid as a result of the reaction amphibole + zoisite = chloritoid + clinopyroxene + quartz + water ...potentially huge P-T stability fields of lawsonite and zoisite, ranging from the onset of subduction (Maekawa...containing both lawsonite and zoisite to the phase field containing only zoisite, which is more H2O deficient |  | | Report (issue) | | 4, A1 2 O 3 26.8, Na 2 O 16.3, Lenni, Delaware County. Crystals. Eyerman, 1911, 11. Composition: Analysis:...Sp.gr LOCALITIES: Berks County: Birdsboro, and Gickerville; Delaware County: Leiperville, Lenni (druses...Felton's farm (Chester), and Ward's quarry; Montgomery County: Sumneytown, and Perkiomenville ; Philadelphia:...cut east of Reading (probably Birdsboro), Berks County. White, Smith, 1910, 540. silky mass of radiating...42 9.86 4.77 13.60 100.69 2.277 LOCALITY: Berks County: Birdsboro. MESOLITE m Na Al Si3Oio.2H O 2 2 |  | Carswell, D. A., Brueckner, H. K., Cuthbert, S. J., Mehta, K., O'Brien, P. J. (2003) The timing of stabilisation and the exhumation rate for ultra-high pressure rocks in the Western Gneiss Region of Norway. Journal of Metamorphic Geology, 21 (6) 601-612 doi:10.1046/j.1525-1314.2003.00467.x | Journal (article/letter/editorial) | | Graduate Centre of CUNY, Queens College, Flushing, NY 11367, USA 3 Lamont-Doherty Earth Observatory of Columbia...Columbia University, Palisades, NY 10964, USA 4 School of Engineering and Science, Biological and Geological...isochron age of 398 ± 1 Ma for the constituent zoisite + omphacite + whole rock + phengite, when the zoned...contains abundant inclusions of quartz, rutile, zoisite and ⁄ or taramitic amphibole, whereas omphacite...Metamorphism and Exhumation. Stanford University, USA, A79–83. Root, D. B., Hacker, B. R. & Mattinson, |  | DR, , Fry, N., Gibbons, W., Wakefield, S. J., Jobson, D. (1994) Book reviews. Mineralium Deposita, 29 (1) 103-107 doi:10.1007/bf03326402 | Journal (article/letter/editorial) | | group" over cordierite and "Dumortierite" over zoisite, c1inozoisite and epidote, seem destined to confuse...area s viz. the margins of Norway, central eastern USA , South West Africa and Antarctica. Part 3 is devoted... including transport modelling and aspects of flushing and aquifer clean-up. Particularly important in...erperiodica, P.O. Box 1831, Birmingh am AL 35201, USA, 84 pp. The Geology of Ore Deposits is a major Ru |  | | Journal (article/letter/editorial) | | granulite assemblages are produced by hot CO2 flushing through the crust (Touret, 1971; Collerson and...Thus, when evaluating the relevance of the CO2-flushing model, it is important to consider; a. how much... The addition of H20-rich fluid would produce zoisite and/or 12 hornblende in the assemblage. The...of the Vassalboro formation, south-central Maine, USA: a case study of the role of fluid in metamorphic |  | | Book | | saturation with respect to albite, comparable to a flushing of the system, so that consequently some albite...lithium pegmatites in the White Picacho district, AZ, USA, by London and Burt (1982). Fracture-controlled pseudomorphic...throughout the district. The Minerva No. 1 mine, Hardin County, Illinois, located in the NW 1/4 of the SE 1/2...plagioclase was replaced pseudomorphically by jadeite þ zoisite þ kyanite þ K-feldspar þ coesite, whereas coronitic...pseudomorph now consists of albite þ jadeite þ zoisite þ kyanite þ K-feldspar. Outside the original plagioclase |  | | Journal (article/letter/editorial) | | University of New York 6530 Kissena Blvd., Flushing, NY 11367, USA Eric D. Kelly Department of Geological...Texas 2275 Speedway Stop C9000, Austin, TX 787, USA Corresponding author mail id:- jhmarsh00@gmail.com...(Figure 11b). At higher temperatures for low M(CaO), zoisite and quartz are no longer stable, with a Gt–Cpx–Cam–Pl–Rt...garnet inclusion assemblage for M(CaO) < 17 mol.% (zoisite & quartz not present), with a Gt–Cpx–Cam–Pl–Rt...restricted to higher bulk CaO due to the stability of zoisite with rutile. The general reaction: 2Czo+Rt+Qz = |  | | Journal (issue) | | though I suppose the sudden appearance of blue zoisite must constitute a new factor in sapphire identification...imitation of a newcomer amongst gemstones such as blue zoisite ("tanzanite") is in some measure a compliment,...mounted as a brooch accompanied by an undoubted zoisite crystal of similar colour. So similar indeed was...in its context clearly tailor-made to pass as zoisite with its companion crystal. This tale is told more...n d the division into areas, geographical a n d county, has much to recommend it. In later chapters, the |  | Brueckner, Hannes K., Avé Lallemant, Hans G., Sisson, Virginia B., Harlow, George E., Hemming, Sidney R., Martens, Uwe, Tsujimori, Tatsuki, Sorensen, Sorena S. (2009) Metamorphic reworking of a high pressure–low temperature mélange along the Motagua fault, Guatemala: A record of Neocomian and Maastrichtian transpressional tectonics. Earth and Planetary Science Letters, 284 (1) 228-235 doi:10.1016/j.epsl.2009.04.032 | Journal (article/letter/editorial) | | College and The Graduate Center, CUNY, Flushing, NY 11367, USA Lamont–Doherty Earth Observatory, Columbia...Palisades, NY 10964, USA c Department of Earth Science, Rice University, Houston, TX, 77005, USA d Geosciences...Department, University of Houston, Houston, TX, 77204, USA e Department of Earth and Planetary Sciences, American...American Museum of Natural History, New York, NY 10024, USA f Department of Geological and Environmental Sciences...Sciences, Stanford University; Stanford, CA 94305, USA g The Pheasant Memorial Laboratory for Geochemistry |  | | Book | | commercial value. Beautiful aquamarine, emerald, zoisite, and ruby crystals are diced into sizes and shapes...the island of Elba, Italy; the Mourne Mountains, County Down, Ireland; the Adun-chilon Mountains, Nerchinsk...Worcester County, Massachusetts; Mount Antero, Chaffee County, Colorado; and Rincon, San Diego County, California...Chester County, Pennsylvania; Coeur d’Alene, Shoshone County, Idaho; and Castle Dome, Yuma County, Arizona...Catalina Mountains, Pinal County, Arizona; and areas near Tombstone, Cochise County, Arizona. Wulfenite is |
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