 | | Journal (article/letter/editorial) | | GRAND, ISLE: L Jirrwowwux/ lot* llMt UK* U'A VERMONT Mineral Locality Index VANDALL T. K I N G P.O....Massachusetts 01776 MASSACHUSETTS Figure J. Vermont political divisions map; adapted from U.S. Geological...of New Hampshire and Vermont (1972). 324 ROCKS & MINERALS he state of Vermont is relatively small,...ry in the world is in Rochester (Windsor Co.), Vermont. Min eral products mined "as is" for their final...maintained. (The disuse of cobblestone roads prevents Vermont from being a giant mining state today, but in the |  | | Report (issue) | | GEOLOGIST ON THE MINERAL INDUSTRIES AND GEOLOGY OF VERMONT 1929-1930 SEVENTEENTH OF THIS SERIES GEORGE H...H. PERKINS State Geologist STAFF OF THE VERMONT GEOLOGICAL SURVEY 1929-1930 GEORGE H. PEinuNs, State...University of Vermont. ELBRIDGE C. JACOBS, Assistant CONTENTS Geologist, University of Vermont. CHARLES...PHYSIOGRAPHY OF VERMONT, G. H. PERKINS ..................... THE aEOLOGY OF VERMONT OCHER DEPOSITS,...107 MOUNT MONADNOCK III VERMONT, J. E. Worr ................... LIST OF VERMONT MINERALS, G. H. PERKINS |  | | Report (issue) | | Geologic Map of the Vermont Part of the 7.5 x 15 Minute Bellows Falls Quadrangle, Windham and Windsor Counties...Counties, Vermont By Thomas R. Armstrong1 Open-File Report OF 97-284 1997 This report is preliminary...Virginia INTRODUCTION Bedrock in the Vermont part of the Bellows Falls quadrangle consists of Silurian and...others, 1993b), and the 1961 State Geologic Map of Vermont (Doll and others, 1961). Previous models regarding...Putney Volcanics or Gile Mountain Formation of the Vermont sequence, and Littleton Formation of the New Hampshire |  | | Field Trip Notes | | Appalachian Highlands of East-Central New York, Southern Vermont, and Southern New Hampshire Field Trip No. 2,...APPALACHIAN HIGHLANDS OF EAST-CENTRAL NEW YORK, SOUTHERN VERMONT, AND SOUTHERN NEW HAMPSHIRE By Marland P. Billings...East-central New York and parts of western Vermont 7 Southern Vermont Ik Southern New Hampshire 23 Itineraries:...East-central New York and southwestern Vermont South-central and southeastern Vermont Southern New Hampshire 46...structure section of east-central New York, southern Vermont and southern New Hampshire In pocket TABLES Table |  | | Journal (article/letter/editorial) | | Hampshire is intimately connected with that of Vermont and Canada. The writer had fortunately been connected...shire map covers fully a third part of eastern Vermont and an important section of Canada, for which information...fan-shaped stratification. After taking charge of the Vermont survey, my father commissioned me to measure and...Logan referred the chief part of Canadaadjoining Vermont to the Oneida conglomerate. After 186o he devised...1 Geological sections across New Hampshire and Vermont, Bull. Am. Mus., N. Y., Vol. I., 1884. 2 Geology |  | | Journal (article/letter/editorial) | | detrital mineral. Associated minerals include staurolite, amphiboles, the other aluminosilicates, and...crystals to 15 cm long with staurolite in quartz at Windham, Cumberland County, Maine. Blue-bladed crystals...crystals to 2.5 cm long occur at Blandford, Hampden County, Massachusetts, and, historically, kyanite crystals...at Ratlum Mountain, Hartford County, and at Washington, Litchfield County, Connecticut. Kyanite associated...been found at Strafford, Salisbury, and Bellows Falls, Vermont, and at a locality near Wilmington, Delaware |  | | Journal (article/letter/editorial) | | Metamorphism: Rangeley Formation, New Hampshire, USA MATTHEW J. KOHN1∗, FRANK S. SPEAR2 AND JOHN W. VALLEY1...GEOPHYSICS, UNIVERSITY OF WISCONSIN, MADISON, WI 53706, USA 2 DEPARTMENT OF EARTH AND ENVIRONMENTAL SCIENCES...RENSSELAER POLYTECHNIC INSTITUTE, TROY, NY 12180, USA RECEIVED SEPTEMBER 3, 1996 REVISED TYPESCRIPT ACCEPTED...Rangeley Formation in southwestern New Hampshire, USA. Evidence for in situ melting includes: (1) the consistency...Late-stage growth of additional retrograde garnet, staurolite, and chlorite at T~475°C requires infiltration |  | SPEAR, F. S., CHENEY, J. T., PYLE, J. M., HARRISON, T. M., LAYNE, G. (2008) Monazite geochronology in central New England: evidence for a fundamental terrane boundary. Journal of Metamorphic Geology, 26 (3) 317-329 doi:10.1111/j.1525-1314.2007.00751.x | Journal (article/letter/editorial) | | 12180, USA (spearf@rpi.edu) 2 Department of Geology, Amherst College, Amherst, MA 01002, USA 3 Department...University of California, Los Angeles, CA 90095-1567, USA 4 Department of Geology and Geophysics, Woods Hole...Hole Oceanographic Institute, Woods Hole, MA 02543, USA ABSTRACT Monazite crystallization ages have been...is continuous with the Vermont sequence to the west. Rocks of the Big Staurolite nappe in western New Hampshire...confirm that the metamorphism observed in the Big Staurolite nappe occurred significantly later than that in |  | | Journal (article/letter/editorial) | | investigation Study areas Owlshead Peak White Mountains Vermont-New Hampshire Experiments with color Discussion...California 3. Sample location and description, Vermont-New Hampshire study Figure 1. Index and locality...Mountain study area, California 887 5. Index map of Vermont-New Hampshire sample localities 889 6. Zircon grain...grain size vs. zircon alpha activity for Vermont-New Hampshire samples . . . . 896 7. Zircon alpha activity...White Mountains study . . . 4. Zircon data for Vermont-New Hampshire study 886 888 890 893 tially resorbed |  | | Journal (article/letter/editorial) | | no evidence for earlier staurolite parageneses,despite the fact that staurolite is abundant at lower grade...pressuresof west-centralNew Hampshire (2-4 kbar), staurolite paragenesesare only possible in rocks with low...levels. IrvmooucrroN The transition from the staurolite zone to the silliman_ ite zone along the eastern...petrographic evidencein the sillimanite zone rocks that staurolite was a precursor to sillimanite parageneses. Bulk...f cYr, 6 E J 0 o -2 o Gilsum I (A') Bellows Falls l^ ir il E \,/ $) c4esharD pond i"-jr=ffi# |  | | Journal (article/letter/editorial) | | Kunsman, McKnownville; Mr. Elmer Rowley, Glens Falls; Dr. A. W . Pohl, Albany, with Mr. Servos as Chairman...Lake, N . Y. Niagara Rocks & Minerals, Niagara Falls, N.Y. Niagara Rocks & Minerals held its first winter...Secretary 606 Fourth St. Niagara Falls, N . Y. ROCKS AND MINERALS Rockland County Mineral fir Gem Society,... N.Y. Elected to office of the Rockland County Mineral and Gem Society for 1957 were the following: For... monazite, pyrite, ilmenite, rutile, garnet, staurolite, tourmaline, magnetite, platinum and' zircon |  | | Report (chapter) | | a high-grade gneiss from western New Hampshire, USA. The P - T paths computed from relative thermometry...on schists from east-central Vermont and westcentral New Hampshire, USA. The P - T paths computed from...from zoned garnets in garnet + staurolite + kyanite + biotite + quartz + plagioclase + muscovite schists...grew not with the matrix assemblage of garnet + staurolite + kyanite + biotite, but with the assemblage...three garnet + kyanite + staurolite + biotite schists from east-central Vermont taken from Spear & Rumble |  | | Journal (article/letter/editorial) | | formation in chlorite and biotite-grade phyllites, SE Vermont C. K. MCWILLIAMS,1 R. P. WINTSCH1 AND M. J. KUNK2...47405, USA (ckmcwill@indiana.edu) 2 United States Geological Survey, MS 926A, Reston, VA 20192, USA ABSTRACT...phyllosilicates in crenulated phyllites from south-eastern Vermont show that grain-scale zoning is common, and sympathetic...Formation samples. Samples collected from the Big Staurolite nappe of the New Hampshire series contain pseudomorphic...belts of rocks, the Connecticut Valley series (Vermont series), the Central Maine terrane (New Hampshire |  | | Book (volume) | | Fig. Fig. Fig. Fig. 15, Section of river bank, Rockingham, Vt., 3 : 18, Section in Bridgewater and New...Contoocook valley which extends through Hillsborough county was thus occupied by a lake during a large part...by Mr. Flint, for the journey between McIndoe’s Falls and Massachusetts line. The particular description...first volume of this report.* The territory of Vermont extends to the west shore of this river, but in...nearly fifty miles, to the head of Fifteen-miles falls in Dalton, of only 205 feet, one half of which takes |  | | Journal (article/letter/editorial) | | ABSTRACT Metamorphic P-Tpaths have been derived for staurolite-kyanite grade and garnet grade rocks from the...derived for amphibolites. The P-T paths from the staurolite-kyanite zone show a pressure maximum at 6-5 to...to a sequence of rocks that crop out along the Vermont-New Hampshire border (see Fig. 1). It is bounded...A N D D . R U M B L E III LEGEND / j ' 0 ^ ^ Vermont New Hampshire Border Sample Location Faults \~y-\\...map of west-central New Hampshire and adjacent Vermont depicting the general geology of the Orfordville |  | | Journal (article/letter/editorial) | | Department of Geology, Middlebury College,Middlebury, Vermont 05753, U.S.A. AssrRAcr The nappe theory in the...gneissdomes(black)of the BronsonHill anticli- staurolite zone metamorphism of Acadian age(Robinson norium...crosssectionofthe regionaroundSkitchewaugMountain,Vermont,from Thompson's1954guidebook article.For key to...(Thompson et al., 1968). These are the Mount Clough-Bellows Falls pluton of Bethlehem Gneiss, and the Cardigan-Ashuelot...N. J. Trask begana Mountain near Springfield, Vermont, long before recog- reinterpretation from the Bernardston |  | | Book (volume) | | into Columbia, Fig. Section from Northumberland falls to Pilot Fig. Map field, Fig. Section from...to the 51 52 Rocky pond, Millfield, Milan, falls to 36 T 54 R. to 55 the Passumpsic river, Vt...mountain and Eagle Profile Goodrich Beaver falls, falls, cliffs heliotypes, in Franconia, 139 Jackson...Jackson, Colebrook, and 119 Champney falls, 146 .... Albany, (47) 150 Mt. Chocorua, 152, (232)...Me., locations of specimens collected in Coos county, Section lake to the Fig. 30 Mount Desert |  | | Journal (article/letter/editorial) | | (YPO4)-bearing metapelites from central New England, USA. The [Y]Grt decreases roughly two orders of magnitude...garnet Y content is most rapid over garnet- to staurolite-zone conditions (450±550 °C) and the thermometer...VT, area (Menard and Spear 1993) and a single staurolite±kyanite-zone pelite (SP-9B1) from the Cordillera...Rensselaer Polytechnic Institute, Troy, NY12180, USA Editorial responsibility: K.V. Hodges Thirteen xenotime-bearing...(maximum 0.5±1.0 modal%) than in higher-grade (staurolite-zone or sillimanite-zone) samples (maximum 0 |  | | Report (issue) | | GEOLOGIST ON T H E MINERAL INDUSTRIES AND GEOLOGY OF VERMONT loll - 1912 EIGHTH OF THIS SERIES GEORGE H. PERKINS...Gcologist and Professor of Geology, Eniversity of Vermont. MONTPELIER \T. CAPITAL CITY PRESS 1012 CONTENTS.....................184 HIGH TENSION TESTING OF VERMONT SLATE AND MARBLE, Wyman A. Bristol .............. 196 THE STRENGTH AND WEATHERING QUALITIES OF VERMONT ROOFING SLATES, E. R. Baker and A. R. Davidson...RESOURCES OF VERMONT, G. H. Perkins ............247 I 4 INDEX. . Abstracts of Works on Vermont Geology |  | | Journal (article/letter/editorial) | | Rensselaer Polytechnic Institute, Troy, NY 12180 USA Journal Pre-proof Abstract Metamorphic P–T paths...Orfordville Belt (Vermont), Townshend Dam (Vermont), the re Connecticut Valley Trough (Vermont), and Sifnos...Rensselaer Polytechnic Institute, Troy, NY 12180 USA na Keywords: Inclusion barometry; QuiG barometry;...Orfordville Belt (Vermont), Townshend Dam (Vermont), the re Connecticut Valley Trough (Vermont), and Sifnos...textural relations of aluminosilicate minerals (staurolite, kyanite, andalusite and of sillimanite) from |  | | Journal (article/letter/editorial) | | Slate L 7 L l l Slate L12 Staurolite garnet schist L 13 Garnet staurolite schist L14 Black slate L18...Pseudo-andalusite schist L46 Andalusite schist L48 Staurolite schist L49 Pseudo-andalusite schist L50 Garnet...bank ConnecticutRiver, 2 mi. S. Brattleboro L64 Staurolite-garnet schist Chesterfield L65 Psammiticgarnet...highway L66 Staurolite schist Spofford L67 Garnet phyllite 1J4 mi- N. Westmoreland Bellows' Falls depot L68...L68 Sericite schist 2 mi. S. North Walpole L69 Staurolite-garnet schist 2 mi. N.E. Alstead on Cold river |  | | Book (volume) | | MAPS OF THE STATE. By X. 119 TOPOGRAPHY OF COOS COUNTY. By IX. HAMPSHIRE. TOPOGRAPHY. By VIII. NEW...C. H. C. H. Hitchcock, 586 SCENERY OF COOS COUNTY. By J. H. Huntington, 636 APPENDIX, 651 INDEX...mountain and Soapstone Mt. Lyon, from Guildhall falls, Fig. 22, Mt. Carter, from hill, 181 183 186...Ravines on Mt. Washington, from Thompson's 188 . falls, 188 Fig- 25, Mt. Washington, from near Fabyan's...41, Georgianna View on Fig. 43, Ripley's the falls, Lincoln, 225 New Hampshire, . state seal |  | KOHN, M. J., ORANGE, D. L., SPEAR, F. S., RUMBLE, D., HARRISON, T. M. (1992) Pressure, Temperature, and Structural Evolution of West-Central New Hampshire: Hot Thrusts over Cold Basement. Journal of Petrology, 33 (3) 521-556 doi:10.1093/petrology/33.3.521 | Journal (article/letter/editorial) | | structures, and sample locations. G = Garnet; St = staurolite; K = kyanite; Si = sillimanite; OA = Orfordville...increases from garnet grade in this structure to staurolite-kyanite grade in the Orfordville anticlinorium...Fig. 1), and 13 analyses of zircons from the Bellows Falls Pluton [BF-14; location in Spear et al. (1990a)]...sillimanite postdates formation of abundant kyanite and staurolite. Several other P-T paths for the Orfordville...observed along strike in the Littleton and Bellows Falls quadrangles to the north and south as well as |  | | Journal (article/letter/editorial) | | metavolcanic rocks and marbles collected throughout Vermont. Excluding dolomite-bearing samples, AQC tends...given isograd in southern Vermont are higher than those in northern Vermont, possibly due to a regional...Quartz-magnetite fractionations in rocks from Vermont, New Hampshire, and Maine decrease with increasing...metamorphic terrane of New England, centering on Vermont. Quartzcalcite assemblages from various rock types...Taylor and others (1963) on Mt. Grant, Addison County, Vermont. Taylor and others found 518O of each phase |  | | Journal (article/letter/editorial) | | .......................................... Bellows Falls area..........................................curves of seismic waves in Bethlehem gneiss at Bellows Falls localities. 3. Type of record of seismic reflections...4. Geological cross sections of Mascoma and Bellows Falls plutons....................... Plate Page .................... 633 2. Geological map of Bellows Falls pluton........................................A = Mascoma basin of Bethlehem gneiss; B = Bellows Falls basin of Bethlehem gneiss. Based upon published |
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