| | Journal (article/letter/editorial) | Melbourne Libraries] at 08:42 22 June 2016 The Quarries and Minerals of the Dayton Road District SOUTH...locations in Connecticut is an area of old pegmatite quarries in South Glastonbury. This region was sporadically...The quarries discussed in this article are the northernmost in the Middletown-Portland pegmatite district...north. This district includes one of the largest quarries of the entire Middletown-Portland quarrying district... Quarry Names The exact identification of the quarries in this mining district is extremely difficult | | | Journal (article/letter/editorial) | Fol'e, Wesleyan Unhersity A few of the pegmatite quarries in the vicinity of Middletown, from which...University (Locality 18, Fig. 1). The Connecticut pegmatite dikes are composed of predominating quartz and...when the map accompanying this paper is studied. Pegmatite dikes occur within the gneisses,as well as within... TOURNAL MINERALOGICAL SOCIETY OF AMENCA ' Of the quarries active at the present time, the Strickland quarry...pink and green tourmaline, muscovite, biotite, lepidolite, cookeite, pinite, kaolinite, columbite, purple | | | Journal (article/letter/editorial) | Engineering and Mining Journal, Vol. 67, 1889. PEGMATITE MINERALS OF MAINE B y D A V I D M. SEAMAN 36 Winter...manganese iron phosphate, has been noted in lithium pegmatite as an alteration of reddingite as octahedral-like... has been found as a rare mineral in lithium pegmatite at the Bennett Quarry at Buckfield, the Dun ton...also the Scotty Mine at Newry in small amounts. LEPIDOLITE, a hydrous potassium, lithium, and aluminum silicate...borders surrounding muscovite crystals. Most lepidolite occurs as fine grained, granular masses but crystals | | | Journal (article/letter/editorial) | the CHANDLER MINE A ZONED, LITHIUM-RICH dump* PEGMATITE C A R L A. FRANCIS Harvard Mineralogical Museum...County, New Hampshire, is an open pit in a granite pegmatite that was operated for feldspar by the Whitehall...abundant lithium mineralization, the Chandler pegmatite is perhaps the most interesting of the many pegmatites...Company's stock piles of beryl, columbite, and lepidolite was instructive. This article summarizes the...Mineralogical Museum. Geology of the Chandler Pegmatite The Chandler mine is an irregular open pit located | | Simmons, William B., Freeman, Gary, Falster, Alexander, Laurs, Brendan, Webber, Karen (2005) New tourmaline production: From Mount Mica, Maine America's First gem pegmatite. Rocks & Minerals, 80 (6) 396-408 doi:10.3200/rmin.80.6.396-408 | Journal (article/letter/editorial) | 2014 from Mount Mica, Maine AmericaÕs First Gem Pegmatite WILLIAM B. “SKIP” SIMMONS Department of Geology...mineral community. M.E.H. M aine’s many pegmatite quarries have long been important as commercial sources...more famous than Mount Mica, America’s first gem pegmatite (Hamlin 1895). Mount Mica is located in the town...Bowker, owner of the farm on which the Mount Mica pegmatite was located, discovered a large tourmaline pocket...Numerous fine specimens of tourmaline and other pegmatite minerals were discovered. In 1871 Hamlin blasted | | | Journal (article/letter/editorial) | PEGMATITE MINERALS OF MAINE By D A V I D M. S E A M A N 36 Winter St., Norway, Maine 0 4 2 6 8 INTRODUCTION...lepi dolite, muscovite crystals with borders of lepidolite, goshenite and aquamarine beryl crystals, almandite...manganotantalite crystals closely associated with lepidolite. Quartz crystals were abundant as smoky (rare)...of gem, aquamarine beryl crystals, embedded in pegmatite. Some gem, aquamarine beryl crystals to three...some of the beautiful, fine grained, massive lepidolite from the lower quarry wall ex posure was recovered | | | Journal (issue) | Tourmaline crystal group 9 cm long, with albite and lepidolite, mined recently at the Himalaya mine, Pala, California...Gerais, Brazil (by J. S. White) [1970, vol. 1, no. 2, p. 73.] Locality —Minas Gerais, Brazil: a response...[1975, vol. 6, no. 1, p. 22-25.] Newry, Maine, a pegmatite phosphate locality (by V. T. King) [1975, vol...301-308.]* New tourmaline discovered in [Itatiaia] Brazil (by A. Lallemant) [1978, vol. 9, no. 5, p. 298-299...298-299.] * More on rubellite from the Itatiaia mine, Brazil (by P. C. Keller) [1979, vol. 10, no. 1, p. 33-34 | | | Book | very different place, and we had access to many quarries in the state of Connecticut. Gem-quality tourmaline...mines. My father and I paid a few visits to these quarries, and it was not long before he uncovered the 1-inch-tall...recognizable. It is 3.7 inches tall, and it has lilac lepidolite mica crystals near the termination and associated...by. Treasured Minerals 45 Blue Topazes from Brazil In the 1960s when I was just starting out, topaz...ever seen. Although they had larger specimens from Brazil, including one weighing perhaps as much as 200 | | | Journal (article/letter/editorial) | University. The accepted abstracts follow. THE QUARRIES AND MINERALS OF SOUTH GLASTONBURY, CONNECTICUT...promising forgotten locations is an area of old pegmatite quarries in South Glastonbury, Connecticut. This region...thirteen quarries in the Mid196 ROCKS 81MINERALS dletown-Portland, Connecticut, pegmatite district...north. This region includes one of the largest quarries of the entire district, the Howe No. 1. Access...(aquamarine); and the Hollister quarry, known for lithium pegmatite minerals. Minerals found in the district include | | | Book (edition) | of the Tilly Foster Mine . . The Branchville Pegmatite............................. On the Luminescent...consequently, the texture of the pegmatite is much coarser. In a very coarse pegmatite a small crystal of one mineral...difference in crystal size that characterizes the pegmatite. Pegmatites are thought to have been formed deep...bending it around the ends of the pegmatite; consequently, the pegmatite assumes either a lense-shaped structure...Pegmatitic contacts are often times distinct where the pegmatite meets the mica schist: If the pegmatitic intrusion | | | Book (volume) | pans. Many other gem crystal species occur in pegmatite exposures, such as Aquamarine, Beryl, some Ruby-red...areaAlmandite garnet; (g) harmony Church, area pegmatite outcropsBeryl; (h) Hickory Flat, 2 mi. NE on...mi. region surrounding this town contains many pegmatite dike minesMica minerals, Quartz crystals, Aquamarine...COUNTY smoky). ATLANTA, Emory University, area pegmatite outcropsQuartz crystals (clear, BARNESVILLE...Stone Mt.), areaQuartz crystals. LITHONIA: area quarriesCalcite, Epidote, Fluorite, Garnet, Thulite, Tourmaline | | | Journal (volume) | Haapaluoma pegmatite the following minerals, inter aha, are described: cleavelanditic albite, lepidolite, colored...and columbite are presented. From the Hunnakko pegmatite mineralogical description of montebrasite, alluaudite...Quartz diorite and granodiorite, granite and pegmatite . ...... .. . . . 13 13 Tectonics and stratigraphy... . . . . . . . . . . . . . . . . . . . . . . Lepidolite ... . . . . . . . . . . . . . . . . . . . . ...52 53 53 54 56 57 57 61 64 64 66 The Hunnakko pegmatite . . . . . . . . . . . . . . . . . . . . . . . | | | Journal (issue) | SWEDEN 5 Cover 1. Hambeigite. Ranglad 'skoye pegmatite field, E. Pamirs. 8x 4 cm. Specimen:A.M. Skrigitil'...and most interesting pegmatites of the Rangkul' pegmatite field are distributed over the area of the Muzkol-Rangkul'...with gemstones are distinguished in the Rangkul' pegmatite field. The first type comprises miarolitic pegmatites...of gemmy moonstone. Gemstones of the Rangkul' pegmatite field show definite typomorphic features. Each...granite-pegmatites. In what follows, a description of pegmatite gemstones is given in the order of their practical | | | Book (volume) | California, is arguably the most important gem-pegmatite district in North America. Its wealth of tourmalines...to any from Madagascar, Afghanistan, Russia, or Brazil. Certainly, only the best Maine gemstones are in...cassiterite crystals of Resplendor, Minas Gerais, Brazil, better than those from the Harvard quarry in Greenwood...morganites of Cerro de Urucum, Galileia, Minas Gerais, Brazil or from the Pala Chief mine, Pala, California,...concern specimens from Mount Apatite. There are many quarries on this hill but most collectors, unaware of this | | | Book | Deviations 371 Bolivia, 377 332 Proportions Brazil, 378 Angles of Faceted Bulgaria, 399 333 Burma... Cajon, Schmetzer, Heidelberg, De Janeiro, Brazil; Geological ton, VA; seum, Marie and Germany;...date of 1000 of Brazil. by the aborigines 40 Kunz inch (25 Indians of Brazil. these minerals In...pre-Columbian sites of Code, grave tematically of Brazil. labret made from a Colombian emeralds countries...fossils, crystals, misnomer which lasted into Brazil them into fifteen placing terminated semblance | | | Book (volume) | City Geode Location WARSAW, area rd. cuts, pits quarries, gravels, banks along regional creeks and streams...area⎯tripoli. VERMILION COUNTY DANVILLE, area quarries in dark shale⎯Marcasite replacement of marine...marine fossils. WILL COUNTY LEMONT, area quarries⎯glistening Quartz replacement fossils. WILMINGTON, regional...Pyrite, Selenite and Sphalerite. Regional limestone quarries produce some gemmy Apatite, Calcite, Glauconite...Siderite can also be found in regional limestone quarries. ALLEN COUNTY FORT WAYNE: c area farms, as glacial | | | Book (volume) | City Geode Location WARSAW, area rd. cuts, pits quarries, gravels, banks along regional creeks and streams...area⎯tripoli. VERMILION COUNTY DANVILLE, area quarries in dark shale⎯Marcasite replacement of marine...marine fossils. WILL COUNTY LEMONT, area quarries⎯glistening Quartz replacement fossils. WILMINGTON, regional...Pyrite, Selenite and Sphalerite. Regional limestone quarries produce some gemmy Apatite, Calcite, Glauconite...Siderite can also be found in regional limestone quarries. ALLEN COUNTY FORT WAYNE: c area farms, as glacial | | | Journal (article/letter/editorial) | Scandian Ixiolite, Pyrochlore and Bazzite in Granite Pegmatite in Tordal, Telemark, Norway. A Contribution to...February 15, 1988 Summary In Tordal granite pegmatite veins cut through a volcano-sedimentary sequence...cleavelandite-amazonite pegmatite occurring as a part of a larger network of granitic pegmatite veins. Alteration...Scandium, tin, beryllium, mineralogy, geochemistry, pegmatite Schliisselw6rter: Scandium, Zinn, Beryllium, Mineralogie...scandium-rich beryl bazzite in a cleavelandite-amazonite pegmatite vein in Tordal, Telemark, southern Norway (Fig | | | Report (volume) | similar to the main part of the body. This type of pegmatite is of limited economic value. About 25 percent...center of the pegmatite. As many as five distinct units, or zones, parallel to the pegmatite wall-rock contact...contact have been noted in an individual pegmatite. In some pegmatites fracture-filling units of quartz...mica of the rock. The average beryl content of pegmatite rock in the Middletown area is probably between...refractive-index determinations. A map of the pegmatite at the Hale quarry was made on the scale of 1 | | | Book (volume) | Perry . ......................... 129 The New1y Quarries .......................................................... 315 Duane L. Leavitt The Bennett Pegmatite, Oxford County, Maine . ........................first visit to the tourmaline-bearing granite pegmatite at Mount Mica in 1952 and Gene eventually completed...thesis on the famous tourmalinebearing Himalaya pegmatite at Mesa Grande, San Diego County, California....where, through a translator, he was advising pegmatite miners about recovering useful minerals and began | | | Report (edition) | ........... 78 Chapter 11 Minor pegmatite gemstones 79 Lepidolite ............................................................................ 79 Lepidolite in Western Australia ..........................5 11.6 11.7 11.8 11.9 11.10 11.11 11.12 Blue lepidolite mica interspersed with white albite feldspar............... 79 An ornamental bowl featuring lepidolite fashioned on a gem lathe ............................................. 80 Location of minor pegmatite gemstones in Western Australia .............. | | | Journal (issue) | SPRING 2006 PAGES 1–94 “Paraíba” Tourmaline from Brazil, Nigeria, and Mozambique Lead Glass–Filled Rubies... “Paraíba”-type Copper-bearing Tourmaline from Brazil, Nigeria, and Mozambique: Chemical Fingerprinting...Myanmar • Gem-quality massive pink muscovite from Brazil • Pyrope-spessartine from Tanzania • Transparent...copper-bearing “electric” blue elbaite from Paraíba State, Brazil, has been one of the most sought-after gem varieties...Cu-bearing elbaites have been found elsewhere in Brazil, as well as in Nigeria and Mozambique. The lead | | | Report (edition) | ...... 76 vi Chapter 8 Minor pegmatite gemstones 77 Lepidolite............................................................................. 77 Lepidolite in Western Australia............................................................. 27 3.1 Pegmatite block containing large, pale-green, euhedral beryl...of feldspar and quartz, Londonderry feldspar pegmatite............... 69 Polished specimen of graphic................................ 74 8.1 Blue lepidolite mica interspersed with white albite feldspar | | | Journal (article/letter/editorial) | nida Rio Branco 173, 6 t h Floor, Rio de Janeiro, Brazil. PRECIOUS GRAY LABRADORITE, the real thing. 1 lb...biotite, muscovite, claystone, feldspar, and lepidolite. Only $ 3 . 0 0 prepaid I more than your money's...FOLIO — NO. 1 : Famous mineral localities and pegmatite quarries v i c i n i t y M i d d l e t o w n , Connecticut | | | Journal (article/letter/editorial) | Indicator of Pegmatite Evolution: The Case Study of Pegmatites from the Oxford Pegmatite Field (Maine...Indicator of Pegmatite Evolution: The Case Study of Pegmatites from the Oxford Pegmatite Field (Maine...Oxford County pegmatites and the Palermo No. 1 pegmatite, record significant compositional variations according...slopes for those associated with the intermediate pegmatite, and negative or flat slopes in garnets from the...garnet; pegmatites; petrogenetic indicator; Oxford pegmatite field; Maine Received: 7 June 2021 Accepted: |
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