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Perthite from
Brown Mine, Wentworth, Grafton County, New Hampshire, USA


Locality type:Mine
Classification
Species:Feldspar Group var: Perthite
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Perthite data
Locality Data:Click here to view Brown Mine, Wentworth, Grafton County, New Hampshire, USA
Data Identifiers
Mindat Occurrence Record ID:653549
Long-form Identifier:1:3:653549:0
GUID (UUID V4):ee1934fd-d53b-4484-8bdd-9b22033f9269
Nearest other occurrences of Perthite
3.5km (2.2 miles) McGinnis Mine (McGinnis Mica Mine; Wilcher and Pilsbury Mine), Wentworth, Grafton County, New Hampshire, USA
4.3km (2.7 miles) Leggett mica prospect, Rumney, Grafton County, New Hampshire, USA
4.3km (2.7 miles) Fellows Mine, Wentworth, Grafton County, New Hampshire, USA
5.1km (3.1 miles) Wheat Mine, Rumney, Grafton County, New Hampshire, USA
5.2km (3.2 miles) Belden Mine, Rumney, Grafton County, New Hampshire, USA
5.2km (3.2 miles) Atwood Mine, Rumney, Grafton County, New Hampshire, USA
5.6km (3.5 miles) Cotton prospect, Warren, Grafton County, New Hampshire, USA
6.5km (4.1 miles) Clement Mine, Warren, Grafton County, New Hampshire, USA
7.4km (4.6 miles) Keniston mica prospect, Rumney, Grafton County, New Hampshire, USA
11.9km (7.4 miles) Palermo No. 2 Mine, Groton, Grafton County, New Hampshire, USA
References
Reference Search (possible matching items)
Report (issue)
Pegmatite Investigations 1942-45 New England By EUGENE N. CAMERON and OTHERS GEOLOGICAL SURVEY PROFESSIONAL..._______ _ Geology of the pegmatite districts of New Hampshire_ Rock units ________________________________...pegmatites ___________________ _ Pegmatites of the Grafton and Keene districts __ _ Sources of pegmatites...quality __ AnalyHis of the wartime mica industry of New England ________________________________________...Androscoggin County ______________________ _ Berry feldspar quarry __________________ _ Cumberland County ___
Report (issue)
Beryl Resources of New Hampshire GEOLOGICAL SURVEY PROFESSIONAL PAPER 353 Prepared on behalf of the...with the New Hampshire State Planning and Development Commission Beryl Resources of New Hampshire By JAMES...Commission^ and in part in cooperation with the New Hampshire State Planning and Development Commission UNITED...Page, James Jeffers, 192ftBeryl resources of New Hampshire, by James J. Page and David M. Larrabee. Washington...Commission, and in part in cooperation with the New Hampshire State Planning and Development Commission. Bibliography:
Journal (article/letter/editorial)
DAVID M~ SEAMAN American Museum of Natural History, New York, N. Y. Photographs by Julius Weber, Mamaroneck...cleavelandite. At the Ruggles Quarry, Grafton Center, New Hampshire autunite is closely associated with...Newry and Auburn, Maine; the Chandler Mine, Raymond, New Hampshire; and elsewhere in lithium pegmatites...Varutrask: cleavelandite, lepidolite, quartz, microdine-perthite, caesium beryl, variously colored lithium tourmaline...(lithiophilite); and the Buzzo Quarry, Center Strafford, New Hampshire (triphylite). At times, triphylite or lithiaphilite
Journal (article/letter/editorial)
S. Dak., and the Hyatt Beryl pegmatite,Larimer County, Colo.; and to JamesJ. Page,who furnishedmostof...descriptions of the Rugglesand Palermominesin New Hampshire. The assistanceof Mr. Michael Fleischerand Mr...1. Cross section,Hyatt Beryl pegrnatite,Larimer County, Colo. Fracture-filling units are tabular or veinlike...Cubiccrystals 6.5 9.7 Hornyto sub- Darkgrayto brown- Th(h metallic ish black,black Multipleoxides...rectangular 4 3.36•4.64 Horny or prisms fatty Greenish brown,yel- AB,O,nHaO lowto black A B *= Cb, Ta, Ti
Journal (article/letter/editorial)
Andros­ coggin River from Brunswick in Sagadahoc County. A mile-wide belt of granitic pegmatites runs from...a Mr. Carr of Grafton, West Virginia, and then sold to Golding Brothers of Trenton, New Jersey. How­ ...of Bath who was superintendent for the Trenton (New Jersey) Flint and Spar Company. In 1869 that firm...was described by Shainin (1948) as follows: The mine-run feldspar was first run through the jaw crusher...transferred to Bath by scow and then shipped to Trenton, New Jersey, potteries, but by the early 1880s shipment
Journal (article/letter/editorial)
Maine Topsham district, Maine Grafton district, New Hampshire Greenfield, New York Middletown district, Connecticut...mailed (Hauy, 1811; Seybert, 1824). Dr. Bruce, a New York City physician, should be remembered as an avid...both sides of the road (Schooner, 1961). New York Another New York collector, Dr. J . H. Steel, discovered...occurred almost a century ago. A new, one time only, find was made in a New York City excavation at 88th...chrysoberyl in quartz, Wisdom Ranch prospect, Larimer County, Colorado. Crystal is VA by VA by 1/8 inches.
Journal (article/letter/editorial)
walls inward: border zone, muscovite-quartz zone, perthite zone, and quartz core. In the second stage, replacement...muscovite-qluartz zone and most of the microcline-perthite zone was replaced by cleavelandite and quartz...War II induced operators to work the long dormant mine in 1943 and 1944. Unwatering and underground mining...pegmatite as a whole has previously been made. The mine lies 550 feet N. 48o E. of the railroad station...Branchville. To reach the village from White Plains, New York, travel 22 miles eastward on the Merritt Parkway
Journal (article/letter/editorial)
There, it is aggressive toward the microcline perthite, which is replaced by cleavelanditic albite +...that enlarges the original cavities and creates new ones. Miarolitic pegmatites of either NYF and LCT...in their own juices’. Plagioclase released from perthite is stripped of its small 166 the canadian mineralogist...altered marble, and contains amazonitic microcline perthite, pyrochlore-group minerals and fersmite, zircon...reopening of the system. Thus the beginning of each new zone is marked by the sudden slight enrichment of
Journal (article/letter/editorial)
Francis, Harvard University; Dr. Marian Lupulescu, New York State Museum; Dr. George Robinson, Michigan... Adrian College; and Dr. Steven C. Chamberlain, New York State Museum. Twenty-one abstracts were submitted...marialite. Noteworthy are plentiful twins of dark brown phlogopite that resemble three-bladed propellers...RoAd oCCURRENCE, wEST pIERREpoNT, ST. LAwRENCE CoUNTy, NEw yoRk. S. C. Chamberlain1, M. Walter2, and R....P. Richards3. 1Center for Mineralogy, 3140 CEC, New york State Museum, Albany, Ny 12230; 2po Box 137
Journal (article/letter/editorial)
Street Brooklyn, New York 11226 WILLIAM ULRICH 404 McNulty Place New Hyde Park, New York 11040 ANTHONY...W H I T M O R E Mineralogy Section Los Angeles County Museum of Natural History 900 Exposition Boulevard...Boulevard Los Angeles, California 90007 Weare, New Hampshire 03281 Photographs by Violet Anderson, except... This classic locale in the White Mountains Hampshire yields nearly 100 mineral species, phosphates...White Moun­ tains of central New Hampshire in Groton Township, Grafton County, near the small village of
Book (edition)
FOREWORD Le.ta in the fall of 1953, members ot the New Jersey Mineralogical Society expressed an interest...week collecting in the pegme.tite area ot Oxford county, !!Bine, Neil Wintr:lnghal'!l, a pa.st-president...Stewart C. Fulton Westfield, New Jersey June ll, 1955 Director & Past-President New Jersey Mineralogical Society...been replaced in the locality seotion by the Scotty Mine, an active operation of considerable interest. The...for the many courtesies extended to members of the New Jeraey Mineral.ogical Sooiety (Inc.) during their
Field Trip Notes
//' . GUIDEBOOK FOR FIELD IN ''fy,.'t:J TRIPS NEW ENGLAND NOVEMBER 10-12, 1952 Organized by the...Before visiting any of the sites described in the New England Intercollegiate Geological Conference guidebooks...Highlands of East-Central New York, Southern Vermont, and Southern New Hampshire Field Trip No. 2, Outstanding...Outstanding pegmatites of Maine and New Hampshire 73 Geology of the "Chelmsford Granite" 103 Field Trip...OF EAST-CENTRAL NEW YORK, SOUTHER Leaders: VERJ-IONT, AND SOUTHERN NEW HAMPSHIRE Marland P, Billings
Journal (article/letter/editorial)
THE PARAGENESIS OF THE CENTER STRAFFORD, NEW HAMPSHIRE, PEGMATITE Geoncp Swrtzon, Harlaril Uniaersity...northwest of Center Strafford, in southeastern New Hampshire, a pegmatite is quarried for feldspar and mica...Dpscnrprrou ol rEE Mrnpnar,s Microcline. Microcline-perthite is the most abundant mineral in the pegmatite...intergrown with quartz as graphic granite. The perthite Iamellae are about one half to one mm. wide, and...Flattened Crystal of Tourmaline triphylite is medium brown in color, showing large fresh cleavagesurfaces but
Journal (article/letter/editorial)
Francis, Harvard University; Dr. William Kelly, New York State Geological Survey; Dr. Robert J. King...the Friends of Mineralogy. Montgomery was born in New York City on 2 December 1909. Heir to a life of...It was at Fairfield that the duo)discovered the new phosphate species montgomeryite and overite. During...serve the war effort by operating the Harding mine in Dixon, New Mexico. His recovery of the rare and vital...1974 presented the property to the University of New Mexico geology department as an outdoor classroom
Field Trip Notes
Before visiting any of the sites described in the New England Intercollegiate Geological Conference guidebooks... GUIDEBOOK for THE FIFTY- SECOND ANNUAL MEETING of the NEW ENGLAND INTERCOLLEGIATE GEOLOGICAL CONFERENCE FIELD...Mountain quadrangle. Milton informally extends the New Hampshire stratigraphy (Billings, 1956) northeastward...yet cannot be clearly related to either the New Hampshire or the Moosehead Lake sequences. Pegmatite dikes...is believed to be unique in New England . In both central New Hampshire and the Mooshead Lake area the
Report (volume)
volcanic rocks, in Faul, Henry, ed., Nuclear geology: New York, John Wiley & Sons Inc., p. 89-98. On the basis...for the following observation. At the W. Wilson mine, "a few secondary minerals, mainly metatorbernite...radioactivity of four Paleozoic magma series in New Hampshire: Geol. Soc. America Bull., v. 57, p. 797-828...series are recognized in western and central New Hampshire. This paper describes the rocks of these series...increase in the amount of zircon. The rocks of the New Hampshire magma series of Late Devonian (?) age range
Journal (article/letter/editorial)
localities, and authars mentioned in the 26th List of new mineral names (p. 954) are not included in this index...216; Rockall, opt., cell-dimensions, 216. Adularia, New Zealand, hydrothermal, anal., opt., genesis, 916...AKHTER (S. M.), see QAISER(M. A.), 735. Alaer6n mine, Copiap6, Chile, arsenolamprite, 732. Ala di Stura...dickite or both, i28. Amblygonite, France, Maine, New South Wales, Saxony, anal., cell-dimensions, distinction...montebrasite, 4r4. Amblygonite mine, Caceres, Spain, montebrasite, 414. Amelia County, Virginia, albite, I56;
Journal (article/letter/editorial)
WWW WORLD NEWS ON MINERAL OCCURRENCES Items on new finds are desired. Please send t h e m in. Alabama—The...Investigation of Gilley Fluorspar Deposits in Cherokee County, Alabama, by James F. O'Neill. It is interesting... 50 miles northeast of Birmingham, in Cherokee County, located in West 1/2, West V2 of Section 16, Township...crystals for their stock. The scheelite is pale brown in color and fluoresces blue (through the quartz)...crystal'ized cinnabar which comes from the Culver-Baer mine, Sonoma Co., Calif. Colorado—An interesting article
Journal (article/letter/editorial)
Figure I : Map of the (handler mine, Raymond. Rockingham County, New Hampshire (after Page and Larrabee, 1962)...manganese phosphates. Minerals of the CHANDLER MINE A ZONED, LITHIUM-RICH dump* PEGMATITE C A R L...Massachusetts 02138 mond district. The reopening of the mine in 1979 by the Chandler Mining Company, described...M I N E IN R A Y M O N D , Rocking­ ham County, New Hampshire, is an open pit in a granite pegmatite that...a Harvard mineralogy class visited the Chandler mine in May of 1981, and the writer visited again in
Journal (article/letter/editorial)
Cheshire County New Hampshire 410 ROCKS & MINERALS 79 Meadow Lane Campton, New Hampshire 03223 rwilken@roadrunner...rwilken@roadrunner.com ROBERT JANULES of the Chickering Mine Unless otherwise noted, all photos and specimens...Merrimack, New Hampshire 03054 janules@att.net THOMAS MORTIMER 3 Roberts Road Amherst, New Hampshire 03031...entrance to the Chickering mine area: Pierre Hoge Reservation of the New Hampshire Daniel Webster Council...Figure 2. Map showing the location of the Chickering mine, prepared by William Besse. Collecting at the Pierre
Journal (article/letter/editorial)
QUANTITATIVE ANALYSIS OF LITHIUM-BEARING MORA COUNTY, NEW MEXTCO PEGMATITE, Rrcn.qno H. J,luNs, California...Mora County, New Mexico. Its major part, which is well exposed in surface and underground mine workings...zones are granitoid aggregates ol qtartz, albite, perthite, and muscovite, and are relatively thin and continuous...coarser grained and consist mainly of quartz and perthite. The other three units show greater textural irregularity...mineralogically complex pegmatites from northern New Mexico, as well as the results of quantitative analysis
Journal (article/letter/editorial)
University of Oklahoma, Norman, Oklahoma 73019 USA * Corresponding author. ABSTRACT of Crystallization...The average calculated temperature of closure of perthite exsolution occurred at 338C (1 = 60C). Pairings...form close enough to the closure temperature of perthite that exsolution does not occur. The zeolites,...did not discuss their relationship to the main perthite except to suggest that the overgrowths formed...primary crystals within perthite (Fig. 6a,d), as exsolution lamellae within perthite (Fig. 6a,b), and as
Report (volume)
Pegmatites of the Crystal Mountain District, Larimer County, Colorado GEOLOGICAL SURVEY BULLETIN 1011 Pegmatites... Pegmatites of the Crystal Mountain District, Larimer County, Colorado By WILLIAM R. THURSTON GEOLOGICAL SURVEY...prospect map and cross sections of the Buckhorn Mica mine Index map of the Crystal Mountain district, Colorado...area._-_-_-__._-_ Geologic map of the Buckhorn Mica mine area...-_.----__. Idealized plans of pegmatite bodies...diamond-drill core from hole BH-1, Buckhorn Mica mine...............--._-_-___._ Plan of beryl grains
Journal (issue)
CA Articles Great pockets: the National Belle mine ..................................................T. Rosemeyer Phosphate minerals from the Tip Top mine, Black Hills, South D a k o ta ......................... 255 by N. L. Bennett The Buca della Vena mine, Tuscany, I ta ly ................................R. Kampf Natural History Museum of Los Angeles County George Robinson National Museums of Canada Arthur...With the remarkable increase in the description of new mineral species in recent years has come a similar
Journal (article/letter/editorial)
Beusite-(Ca), ideally CaMn2+2(PO4)2, a new graftonite-group mineral from the Yellowknife pegmatite field... Abstract Beusite-(Ca), ideally CaMn2+2(PO4)2, is a new graftonite-group mineral from the Yellowknife pegmatite...It occurs as pale-brown lamellae 0.1-1.5 mm wide in triphylite, and is pale brown with a vitreous lustre...lustre and a very pale-brown streak. It is brittle, has a Mohs hardness of 5, and the calculated density...[8]-coordinated M(1) site. Keywords: beusite-(Ca), new mineral, chemical analysis, crystal structure, Raman
 
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