 | | Journal (article/letter/editorial) | | A CATALOGUE O'F MASSACHUSETTS GEMSTONESBRISTOL, MIDD'LESEX, SUFFOLKC,OUNTIES (PART EIGHT) By RALPH GOSSE...BRISTOL COUNTY AGATE Locality Fairhaven Description and Occurrence Brecciated variety. MIDDLESEX COUNTY...EPIDOTE Newton, on county line separating New- Associated with piedmontite, exposed ton, Middlesex County...during a construction project for a pipe Norfolk County line in 1943. Massive, compact material is capable...PIEDMONTITE Newton, on county line separating New- Dull, deep rose-red masses in an excavaton, Middlesex County |  | | 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) | | the Nahant Gabbro at East Point, Nahant, Mass., USA P. K. VERMA Department of Geology, University of...Lower Cambrian Weymouth Formation at Nahant, Massachusetts, consisting of interbedded pelitic and calcareous...cross-cutting thin mineral veins, many containing prehnite, are characteristically associated with these...metamorphism, the ultimate product of which was prehnite. N AHAN T, a former island, is situated in the... Geological map of the East Point, Nahant, Massachusetts, after Verma (1973). Location of samples analysed |  | | Catalog/List | | Laranjeiras Mine, Minas Gerias,Brazil Magnet Cove,Arkansas,USA ½ x½ £1.50 5mm£3 Hannover Cove.St Agncs, Comwall...Mongolia. P.D.WellNo I , near Ajo, Pima lxl £4 County, Arizona , U.S.A Ribane Mine, Mozambique £8 Mt...Close, Cobham.Surrey England KT! I 2NL Boron, Kem County,Califomia U.S.A Madagascar Ix! £2 lxl £7. S0...ltaly lxl £5 Boghill Road Quarry, Glengonnley, County Antrim, Yaknl Mine,Bigndic, Turkey 1/,x½ £S ½...2x2 £6 Davis Mountains,Maricopa 5mm £3 County,Arizona, USA Hilarion Mine , Lnurium,Greecc ½ • £3 lxl |  | | Journal (article/letter/editorial) | | pyrophyllite 1 tc, zoisite, clinozoisite, lawsonite, prehnite, grossular, margarite, anorthite, and corundum...corundum + 3 H20 (12) 1 prehnite= 1 anorthite+ J wollastonite+ 1 H 2 0 (13) 5 prehnite = 2 zoisite + 2 grossular...phases (Winkler and Nitsch 1962; Newton and Kennedy 1963; Kushiro 1964; Newton 1965, 1966; Hays 1966; Boettcher...H20 (12) 1 prehnite (Pr) = 1 anorthite (An) + 1 wollastonite (Woll) + 1 H20 (13) b 5 prehnite (Pr)= 2 zoisite...natural lawsonite of near-endmember composition. Prehnite, Ca2Al[AlSi3010 ] (OH)2 , was prepared on its |  | | Journal (article/letter/editorial) | | Geological Sciences, Harvard University, Cambridge, Massachusetts. CLIFFORD FRONDEL Reference DRUaMA~ (J.),...received 23 February 1968] Reconnaissance of the prehnite stability field PREHNITEis common as a late-stage...it occurs on a regional scale in rocks of the prehnite-pumpellyite facies, which form under (P,T) conditions...greenschist and glaucophane schist fades on the other. Prehnite also occurs in thermally metamorphosed impure...al. (1959), who synthesized prehnite from glasses of prehnite, prehnite§ and SHORT COMMU:NICATIONS |  | | Book | | Co. Hematite CALERA, Shelby Co. Wavkllite CLAY COUNTY, Sec. 24. T. 19 S R., 7 E. STATUARY, Coosa Co...Co., (W. border of* Marble Crystalline TALLADEGA COUNTY Marble, (crystalline) VALLEY HEAD, DeKalb Co. Hematite...Feldspar HISSOP, Coosa Co., (near) Beryl JACKSON COUNTY Hematite KENNEDYS, Clay Co., (near) Magnetite MILLERVILLE...DELANEY, Madison Co. Quartz, (clear crystals) GARLAND COUNTY Quartz Crystals HOT SPRINGS, Garland Co. Malachite...Malachite HOT SPRINGS DISTRICT Quartz Xls LAWRENCE COUNTY Pearls LITTLE ROCK Quartz Crystals MAGNET COVE, |  | | Journal (article/letter/editorial) | | Northview Ave. 146 Lincoln St. Upper Montclair, N. J. Newton Highlands 61, Mass. TREASURER EDITOR SECRETARY...St., Miami, Fla. Lynchburg, Va. The Chautauqua County Gem and Mineral Society, of Dunkirk, New York The...Society, of Richmond Hill, Long Island, N. Y. Moore County Rockhounds Club, Inc., of Pinehurst, N. C. Northland...describing the minerals obtained. Mrs. Emmett Close of Newton was in charge of the social hour that followed...including pigeonite crystals and a nice piece of green prehnite with apophylite crystals. The Gemcrafters of Miami |  | | Report (chapter) | | Gasparik 1984, Chatterjee et al. 1984, Koziol & Newton 1988a; Fig. 2) grossular + quartz = anorthite +...Ca3AI2Si3012 + SiO2 = CaAI2Si2Os + 2CaSiO3 (WAGS, Newton 1966, Gasparik 1984, Chatterjee et al. 1984) quartz...Kerrick & Darken (1975), Newton et al. (1980), Kotel'nikov et al. (1981), Newton & Haselton (1981) and Blencoe...(Anovitz & Essene 1987b, Geiger et al. 1987, Koziol & Newton 1988b). Several authors, including Bird & Helgeson...June 25, 2014 8 E . J . Essene (Orville 1972, Newton et al. 1980) are appropriate for natural plagioclase |  | | Journal (article/letter/editorial) | | Abstract-The heat capacities of lawsonite, margarite, prehnite and zoisite have been measured from 5 to 350 K...Cp” = 101.83 + 24.17 x 1O-3 T - 30.24 x lo5 T-’ Prehnite (298-800 K): Cp” = 97.04 + 29.99 x 1O-3 T - 25...+ grossular + Hz0 and some reactions involving prehnite or margarite show disagreements between the experimentally...limits on the stabilities of prehnite and assemblages such as prehnite + aragonite, grossular + lawsonite...[CaA12Si207margarite [CaA14Si20,0(OH)z], (OWz.WX zoisite prehnite and CCwWWdOWJ1 [Ca2A13Si3012(OH)]. Natural samples |  | | Journal (article/letter/editorial) | | altogether for four phases: [3-quartz, margarite, prehnite, and pyrophyllite. Moreover, the calorimetric...(Ky) Lime* (Lm) Lawsonite (Lw) Margarite (Mrg) Prehnite (Prh) Pyrophytlite (Prl) Pseudowollastonite (pWo)...[2], [282 [31] [1] Newton RC, Charlu TV, Kleppa OJ (1980); [2] Charlu TV, Newton RC, Kleppa OJ (1978);...Hemingway BS, Fisher JR (1979); [5] Topor L, Kleppa OJ, Newton RC, Kerrick DM (1989); [6] Robie RA, Hemingway...EJ, Westrum EF, Wall VJ (1979); [13] Charlu TV, Newton RC, Kleppa OJ (1981); [14] Barany R (1963); [15] |  | Glassley, William E., Whetten, John T., Cowan, Darrel S., Vance, Joseph A. (1976) Significance of coexisting lawsonite, prehnite, and aragonite in the San Juan Islands, Washington. Geology, 4 (5) 301 doi:10.1130/0091-7613(1976)4<301:soclpa>2.0.co;2 | Journal (article/letter/editorial) | | Significance of coexisting lawsonite, prehnite, and aragonite in the San Juan Islands, Washington William...i n g t o n 9 8 1 9 5 ABSTRACT Aragonite and prehnite are widely associated in low-grade sedimentary...San Juan Islands, Washington. The abundance of prehnite and the apparent absence of the high-pressure...association of aragonite and prehnite also implies that the stability range of prehnite may extend to pressures...concluded from the association of aragonite with prehnite and pumpellyite, rather than with the high-pressure |  | | Book | | of some of the principal localities in the same county, was given by Messrs . Greg and Lettsom in their...locality by some independent authority, such as maps, county directories, local guide books, &c. The geological...KENT LANCASHIRE LEICESTERSHIRE LINCOLNSHIRE MIDDLESEX MONMOUTHSHIRE NORFOLK NORTHAMPTONSHIRE NORTHUMBERLAND...LONDONDERRY LONGFORD LOUTH MAYO MEATH MONAGHAN . QUEEN'S COUNTY . . . SLIGO TIPPERARY TYRONE . WATERFORD...possible, the various mineral- localities in the same county around their respective post-towns. A few cases |  | | Journal (article/letter/editorial) | | 7-8 kbar (Grew, 1982). R. K. Herd (pers. comm. to Newton, 1978) confirmed the report by Walker and Collins...indicative of low water fugacities during metamorphism (Newton et al., 1974). Grandidierite may be more widespread...Geol. Surv. India for the year 1902-1903, 23-5. Newton, R. C. (1978) In Archaean Geochemistry (B. F. Windley...University of California, Los Angeles, California 90024, USA EDWARD S. GREW M I N E R A L O G I C A L M A G...Z I N E , SEPTEMBER 1983, VOL. 47, PP. 403-4 Prehnite from the Ilimaussaq alkaline intrusion THE Ilimaussaq |  | | Journal (article/letter/editorial) | | specimens were found one mile north of Diamond Cave (Newton Co.), near Jasper, Ark. Please identify?" — item...of the many quartz slabs we found. From Tellar County, Colorado." — on label. 30 PLEASE SEND THEM I...was found in Lansing, Allamakee Co., Iowa. MASSACHUSETTS — "I am sending you a specimen which I found...deposits. I found a prehnite geode there the size of a melon. I've seen youngsters with prehnite balls the size...open yielded some yellow-green and deep green prehnite pockets with fresh, what appeared to be single |  | | Book (edition) | | Minerals from the Principal Localities in the Middlesex County Region in Connecticut Unclassified Material...Directions to the Mineral Localities in the Middlesex County Region in Connecticut .... Additional Locality...fine booklet devoted to the mineralogy of the Middlesex County region. Invaluable assistance in preparing...to variscite POLLUCITE-Cesium aluminum silicate PREHNITE-Calcium aluminum silicate PUMPELLYITE-Hydrous... Connecticut. At the Strickland Quarry in Middlesex County, ambly gonite occurs as white cleavages and |  | | Journal (article/letter/editorial) | | maximum stability at the zoisite (Ca :A1 = 2:3) and prehnite (Ca :Al -- 2:2) compositions. The consequences...having the Ca:A1 ratios of anorthite, zoisite, prehnite, and grossular (1:2, 2:3, 1:1, and 3:2 respectively)...plane. With increasing temperature, the phases prehnite, zoisite, and grossular break down in turn, until...the existence of garnet-prehnite assemblages implies that the garnet and prehnite fields meet or overlap...grossular plane. Prehnite plane. The pairs prehnite-zoisite (clinozoisite, epidote), prehnite-grossular (hydrogrossular) |  | | Catalog/List | | Copper - County Bridge Quarry, Lizard, Cornwall. V.Holyer 1976. [SW 722 220]. SW.Q4 Serpentine - County Bridge...Admiralty Flats on the Second Sun Vein. Tom Wolfe USA label. NY.2A19 Baryte after witherite - Nentsberry...Epidote and prehnite - Shap Blue Quarry, Shap. T.Bridges. 1986 564106 NY.1K19 Apophyllite and prehnite - Shap...Quarry, Shap. T.Bridges. 1986. NY.1K18 Epidote and prehnite - Shap Blue Quarry, Shap. T.Bridges. 1986. NY...Hartcliffe. T.Bridges. 1977 532662 SP.B6 Calcite - Newton Opencast, Corby, Northamptonshire. T.Bridges. 1976 |  | | Journal (article/letter/editorial) | | Sciences, Northwestern University, Evanston, IL 60201, USA Abstract. The occurrence and origin of marialitic...minerals associated with scapolite include epidote, prehnite, hornblende and diopside-salite clinopyroxene...Washington University, Box 1169, St. Louis, MO 63130, USA Offprint requests to: D.A. Vanko * Present Address...albite, amphibole, biotite, chlorite, epidote, prehnite, pumpellyite, hydrogrossular, apatite, sphene...and post-date scapolite: albite analcime low-Fe prehnite low-Ti amphibole epidote sphene apatite B. Forms |  | | Report (chapter) | | adjacent Quebec. Metamorphic grade varies from prehnite-pumpellyite to granulite facies; the isograds...NC NJ Alabama Connecticut Delaware Georgia Massachusetts Maryland Maine North Carolina New Jersey NH...complex Chain Lakes massif Canaan Mountain Dutchess County Elmore Mountain Exeter pluton Green Mountain massif...Wenlock metamorphism in the northern Appalachians, USA. Abbreviations are defined in Table 1. The stippled...gneiss Felsic gneiss Gneiss Gneiss Western Massachusetts: Berkshire massif 42°31.3'N, 73°19.2'W 42°42 |  | Dumańska-Słowik, Magdalena, Powolny, Tomasz, Khac, Giang Nguyen, Heflik, Wiesław, Sikorska-Jaworowska, Magdalena (2020) Petrogenesis of scapolite-rich gabbro from the alkaline Cho Don complex in north-eastern Vietnam - mineralogical and geochemical implications. Lithos, 374. 105703pp. doi:10.1016/j.lithos.2020.105703 | Journal (article/letter/editorial) | | distinguished in this group of minerals (Baker and Newton, 1995). The anionic composition of a particular... 1999). Experimental studies (Baker and Newton, 1995; Newton and Goldsmith, 1975) have shown that scapolite...facies (Appleyard and Williams, 1981; Baker and Newton, 1994; Engvik et al., 2011; Engvik et al., 2018;...contain veinlets filled with yellow-luminescent prehnite. Most of these developed at the contact between...scapolite into secondary phases (i.e., micas and prehnite). (H) Interstitial K-feldpsar accompanied by calcite |  | | Journal (article/letter/editorial) | | between the results of earlier authors (see R. C. Newton, 1969; Holdaway, 1971). Part of the data used for...Puhan (1971), Lieu (1971), R. C. Newton and Smith (1967), 21I. S. Newton and Kennedy (1968), and Nitsch...known concerning reactions between lawsonite and prehnite, lawsonite and ferriferous epidote, and ]awsonite...the prehnite-pumpell~temetagraywacke facies. This mode of occurrence was explained by R. C. Newton, Goldsmith...phase boundaries due to intense grinding (R. C. Newton, 1969; Holdaway, i971). The structural relations |  | | Report (issue) | | ............................ 22 Spinel, Orange County, N. Y............................................Y............................................. Prehnite and Tliomsonite, West Paterson, N. J............ West Paterson, N. J......................... Prehnite mold after Anhydrite (sceptre crystal), West Paterson...depression, extending from the present Bockland County, New York, through New Jersey toward the southwest...operations of this kind are now under way in Westchester County. 16 M'liLKTIX NF.W YORK MINKRALOCJICAT; CLUB |  | | Journal (article/letter/editorial) | | quarry, Summit. New Jersey, for zeolite, stilbite, prehnite, chabasite, datolite, apophyllite, calcite, chalcedony...banded agate; to the Lime Crest Quarry, Lime <~r?st, Newton, New Jersey, for spinel, fluorite, norbergite,...South River Mine (Kelly Bank), Augusta — Rockbridge County, the minerals to be found are pyrolusite, manganite...MINERALS Road to Cold Springs Clay Mine, Augusta County can be found kaolinite bauxite, limonite and chert...of the evening. 604 ROCKS AND MINERALS MASSACHUSETTS A program aimed at helping members plan their |  | | Journal (article/letter/editorial) | | Geol. Surv. India for the year 1902-1903, 23-5. Newton, R. C. (1978) In Archaean Geochemistry (B. F. Windley...University of California, Los Angeles, California 90024, USA EDWARD S. GREW M I N E R A L O G I C A L M A G...Z I N E , SEPTEMBER 1983, VOL. 47, PP. 403-4 Prehnite from the Ilimaussaq alkaline intrusion THE Ilimaussaq...diffraction and identified as prehnite. Occurrence. At Laksetv~erelv the prehnite occurs as large spherulitic...at first confused), and sparce blue fluorite. Prehnite has been found at various other localities in |
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