 | | Report (issue) | | Elba A Mineralogical Jewel in the Tuscan Archipelago ISBN 0-9715371-7-8 Publisher Lapis International...1.860.267.7225 www.lapisint.com Licensed edition in the English language of extraLapis No. 20: Inset...quartz and a/bite from the Rosina pegmatite in San Piero di Campo Collection Federico Pezzotta Photo by Roberto...Above: Copper 3.5 cm high fi-om the Vallone workings in the Rio Marina mine Collection Walter Giannini Photo...3-921656-57-5 Printed in Germany The Italian Island of ----- A Mineralogical Jewel in the Tuscan Archipelago |  | | Report (issue) | | Triclinic. Point Group: 1 . As rounded grains to 50 ÎŒm in 1-2 cm wide veins of rubidian microcline that crosscut...48 6.23 17.47 0.92 0.12 99.90 (1) San Piero in Campo, Elba, Italy; average electron microprobe analysis;...microcline. Mineral Group: Feldspar group. Occurrence: In the core zones of complex Li-Cs-Rb-enriched, rare-element...muscovite, quartz, apatite, pollucite. Distribution: From San Piero in Campo, Elba, Italy. Name: Indicates...(1998) Rubicline, a new feldspar from San Piero in Campo, Elba, Italy. Amer. Mineral., 83, 1335-1339. (2) |  | Teertstra, David K., Cerny, Petr, Hawthorne, Frank C., Pier, Julie, Wang, Lu-Min, Ewing, Rodney C. (1998) Rubicline, a new feldspar from San Piero in Campo, Elba, Italy. American Mineralogist, 83 (11) 1335-1339 doi:10.2138/am-1998-11-1223 | Journal (article/letter/editorial) | | 1998 Rubicline, a new feldspar from San Piero in Campo, Elba, Italy Devro K. Tnpnrsrnrrr PerR dnnNfr'FruNr...was found in a pollucite-bearing rare-element pegmatite at San Piero in Campo, Elba, Italy. Rubicline...grains in r-2 cm wide veins of rubidian microcline (+ albite, muscovite, quartz, and apatite) that crosscut...interferencecolors), and crystals are apparently untwinned. In thin and polished sections, cleavage passes through...sr"K4oTcsooro)r,*,(Alonr.Feo-r)Si,oo,O*. Rubicline is, in many cases, structurally coherent with the host microcline; |  | | Journal (article/letter/editorial) | | geologic conditions and bulk compositions, resulting in its being one of the most locally abundant group...certainly one of the most popular with collectors. In addition, the pleasing array of orange and red hues...of our coverage of the garnet-group minerals, and in keeping with the gemstone theme of this yearâs Tucson...because of its compositional variability, occurs in a wide array of colors that range from almost black...Spessartine is cubic (4/m32/m) and is often seen in well-formed dodecahedral or trapezohedral crystals |  | | Journal (article/letter/editorial) | | crystals of tourmaline (elbaiteâfoitite) were found in pockets of the lepidolite-subtype granitic pegmatites...Czech Republic, and the White Queen mine, Pala, San Diego County, California. Zoned crystals consist...is associated with quartz, cookeite, albite and apatite at DobrĂĄ Voda, and with albite, quartz, K-feldspar...apfu, in foitite), and variable amounts of Ca (â€0.05 apfu), Mn (â€0.47 apfu) and F (â€0.75 apfu, in elbaite)...elbaite), in contrast to foitite that in many cases is F-free. Two distinct stages of late Fe-enrichment |  | | Report (issue) | | zoning common parallel to trigonal outline; colorless in thin section. Luster: Vitreous to resinous. Optical...c = 7.09{7.13 Z=3 X-ray Powder Pattern: Mt. Apatite, Auburn, Androscoggin Co., Maine, USA. (ICDD 26-964)...0.07 1.66 2.43 0.10 3.47 0.04 99.97 (1) Elba, Italy; corresponds to (Na0:74 Ca0:01 )§=0:75 (Al2:11 Li1:05...group. Occurrence: In granites, granite pegmatites, and some metamorphic rocks; in high-temperature hydrothermal...hydrothermal veins; detrital in sediments. Association: spodumene. Quartz, albite, lepidolite, microcline |  | | Report (issue) | | enriched in (Cs,Al), (Na,Si), or (Cs,Na,Al) with exsolved quartz. Physical Properties: Cleavage: In traces...white, gray, or tinted pink, blue, violet; colorless in thin section. Luster: Vitreous; greasy to dull on...Zeolite group. Occurrence: In lithium-rich granite pegmatites; may be in kiloton amounts. Association:...columbite, apatite, eucryptite, muscovite, potassic feldspar, albite, microcline. Distribution: In fine crystals...crystals at several places around San Piero in Campo, Elba, Italy. In the VarutrĂ€sk pegmatite, 15 km northwest |  | | Journal (issue) | | o U R M A L IN TTl Wayne and Dona Leicht, 332 Forest Avenue No. 8 P Laguna Beach, Cal. 92651 (714)...years, $500 lifetime, domestic and foreign. Payment in U.S. dollars. Editor & Pubiisher Wendell E. Wilson...changes to: 7413 N. Mowry Place Tucson, AZ 85741 in eralo gical eco rd September-October 1985 Volume...Number Five Tourrmline-1 the first special issue in the Gem Minerals Series Introduction Notes from...........................339 by R. V. Dietrich Italy Minerals of the Elba pegmatites................ |  | | Journal (article/letter/editorial) | | America has produced some of the worldâs finest apatite specimens, and there are many wellknown localities...anywhere is the âRoebling apatiteâ from the Pulsifer quarry in Auburn, Maine. Formerly in the collection of Col...Smithsonian Institution and can be seen on display in the Janet Annenberg Hooker Hall of Geology, Gems...made Pulsifer the premier locality for fluorapatite in the United States (Wilson 1977; Francis and Dallaire...faceted, they produce some of the most sought apatite gemstones (see Mauthner and Ottaway 2015, this |  | | Report (issue) | | Color: Colorless, pale gray, pale yellow; colorless in transmitted light. Luster: Vitreous. Optical Class:...accessory mineral in granite pegmatites. Association: Beryl, danburite, apatite, spodumene, zircon...Distribution: From Helgeroa, Langesundsfjord, Norway. In the Czech Republic, from CtidruzÌice; Recice; Kracovice...and elsewhere. From between San Ilario and San Piero in Campo, Elba, Italy. In Madagascar, from Imalo, near...Mt. Bity; and large crystals from Anjanabanoana. In the USA, fine crystals from the Little Three mine |  | | Report (issue) | | [Crystals short prismatic or equant, also tabular; in groups of parallel or subparallel crystals; massive]...Black to brownish black; reddish brown in transmitted light; in reflected light, grayish white with a...primary constituent of granite pegmatites; detrital in placers. Association: [Albite, microcline, beryl...triplite, apatite, samarskite, microlite, cassiterite.] Distribution: Analyzed material from: in the USA...km northeast of Flat Rock, Powhatan Co., Virginia. In the Tanco pegmatite, Bernic Lake, Manitoba, Canada |  | | Journal (article/letter/editorial) | | Springer-Verlag 1999 Printed in Austria Geochemistry and petrology of late K-and Rb-feldspars in the Rubellite pegmatite...types of late, subsolidus (K-Rb)-feldspars occur in the spodumene-subtype, complex-type, pollucite-bearing...rare-element pegmatite at Lilypad Lakes, near Fort Hope in northwestern Ontario: (1) Exsolution followed by...tool.% Rbf) and Rb-depleted triclinic K-feldspar in black blocky microcline; (2) metasomatism of pollucite...and fluorite. After initial solid-state unmixing in blocky microcline, the reconstituted and metasomatic |  | | Journal (issue) | | italiana. Paul M. Letarouilly, Collegio della Sapienza, in Edifices de Rome Moderne, 1860. Sede, ai tempi di...presso lâArchiginnasio La Sapienza di Roma. Pio VII in quellâoccasione mette a disposizione di P. Gismondi...Nasti V.: Ad majora! âcustoditiâ, in modo caotico e disordinato, in armadi nei corridoi e negli scantinati...studenti, decide la chiusura della Scuola, fondata da San Giuseppe Calasanzio nel 1597, e programma una ristrutturazione...dellâintero storico Palazzo per trasformarlo in un albergo di lusso. In attesa di decidere la nuova destinazione |  | | Book | | Tucson, AZ 85740 All rights reserved. Reproduction in any form, including translation into other languages...Capitol Communications, Crofton, Maryland. Printed in the United States by Bookcrafters, Fredericksburg...each passing year the sum of knowledge contained in the back issues has grown larger, more cumbersome...would eventually compromise its own reference value. In 1980, at the urging of Pete J. Dunn, we initiated...Mineralogy, an independent non-profit organization. In 1985 the Friends of Mineralogy, under the guidance |  | | Book | | PRODUCTIONS Explanation of the abbreviations used in the book C s L D DE H CL F M LU - R X XX -...Copying of the entire book as well as of its parts in any way is forbidden by law without prior written...publications about ninerals reflects a growing interest in nature. "1ost of those publications though only deal...âarieties, illustrated with about 750 color Jhotographs. In choosing illustrations of particular ninerals, aesthetic...1.nd color played a role in addition to their mportance and distribution in nature. This book ncludes |  | | | | fracture system in pollucite formed round granular aggregates of (K-Rb)-feldspar in three stages: (1)...heterogeneous core of the feldspar cluster (+cookeite + apatite) with 7 - 2 0 mol.% RbA1Si308, grading outward...disordered, with metastable sanidine structure. Zoning in K/Rb, preserved on a fine scale, was formed during...is a member o f the Alto Ligonha pegmatite field in Mozambique (Correia Neves, 1981), related to late...Near-extreme fractionation of rare alkalis is documented in the Morrua pegmatite by the bulk composition of blocky |  | | Journal (article/letter/editorial) | | aplite-pegmatite dykes in the eastern Mt. Capanne plutonic complex (Elba, Italy): fluid inclusion studies in quartz,...with the Mt. Capanne pluton (Elba) and partly occur in the thermally metamorphosed host rock (serpentinites)...(serpentinites). Crystallization conditions of these dykes in the late magmatic-hydrothermal stage are estimated...are analysed in andalusite, quartz, and plagioclase from the leucogranite dykes, and in tourmaline and...also inferred from the presence of native arsenic in some fluid inclusions. Several fluid inclusion assemblages |  | | Book | | encouragement, finacial assistance and occasional kick in the posterior to keep us going. And to DAD, who unfortunately...Vincent and Jerry Furia of "Fur:y Camera & Sound" in Dumont, New Jersey for their technical assistance...complex and misunderstood A mineral group that is found in all of the major rock types primarily as secondary...be formed when crystals volcanic occurring form in igneous of the surrounding igneous rocks deposit...group! waters area. and come in In sedi- weathered out of muds in fresh water lake bottoms. Zeolites |  | | Book | | collection. Barcelona. Lower right: The mineral room in Teylers Museum. Haarlem. Netherlands. Back cover...quaintly situated beneath the Felsenkirche (Church in the Rocks).the landmark of this famous gem town....of reproduction in whole or in part. Minerals: All others by Rainer Bode. Printed in Germany Miscellaneous:...illustrations of the most important mineralogical museums in Western Europe Austria Belgium Denmark Finland France...(Federal Republic of, FRG) Great Britain Ireland Italy Netherlands Norway Portugal Spain Sweden Swi~erland |  | | Journal (issue) | | Pala District, San Diego County, California Jesse Fisher 380 Pennsylvania A venue San Francisco, California...which make up the Pala pegmatite district in north-central San Diego County, California. First discovered...discovered during the "Gem Rush''that occurred in San Diego County during the first decade of the 20th centu...the best known of the numerous pegmatite districts in southern California and has been the source of many...the Katerina are the Vandenberg, White Queen, and San Pedro mines, all of which have historically produced |  | | Book | | NOVAK BOOKS* Explanation of the abbreviations used in the book c s L D DE H CL F M LU R X XX - color...morphology luminescence remark crystal crystals In the figure captions, always mentioned the bigger...Copying of the entire book as well as of its parts in any way is forbidden by law without prior written...publications about minerals reflects a growing interest in nature. Most of those publications though only deal...varieties, illustrated with about 750 color photographs. In choosing illustrations of particular minerals, acsthctic |  | Zhang, A. C., Wang, R. C., Hu, H., Chen, X. M., Zhang, H. (2004) OCCURRENCES OF FOITITE AND ROSSMANITE FROM THE KOKTOKAY NO. 3 GRANITIC PEGMATITE DYKE, ALTAI, NORTHWESTERN CHINA: A RECORD OF HYDROTHERMAL FLUIDS. The Canadian Mineralogist, 42 (3) 873-882 doi:10.2113/gscanmin.42.3.873 | Journal (article/letter/editorial) | | X-site-vacant tourmalines, foitite and rossmanite, occur in the Koktokay No. 3 granitic pegmatite dyke, Altai...crystals develop as fillings in the interstices among Fe-rich dravite crystals in the endocontact zone between...evolution of the tourmaline crystals in the endocontact zone occurred in two stages. The first stage is typified...reflecting the low Ca and Na concentrations in the fluids. In the âcleavelanditeââspodumene zone, rossmanite...compositional variation also can be described in two stages. In the first stage, the compositional variations |  | | Journal (article/letter/editorial) | | 1007/s00710-009-0052-7 ORIGINAL PAPER Chabazite in spodumene-bearing Alpine-type fissure veins from...Abstract Alpine-type fissure vein mineralization in the Hiddenite area of western North Carolina, USA...Cr-bearing spodumene (hiddenite). These gem minerals occur in mineral-lined cavities and may be accompanied by...occurs as a late stage phase in spodumenebearing veins, but is absent in emerald-bearing veins. Chabazite-Ca...cores relative to the rims. Chemical zoning is absent in rhombohedral chabazite. The Hiddenite chabazite apparently |  | Cerny, P., Galliski, M. A., Oyarzabal, J. C., Teertstra, D. K., Chapman, R., MacBride, L., Ferreira, K. (2003) STRANDED AND EQUILIBRATED ASSEMBLAGES OF LATE FELDSPARS IN TWO GRANITIC PEGMATITES IN THE PAMPEAN RANGES, ARGENTINA. The Canadian Mineralogist, 41 (4) 1013-1026 doi:10.2113/gscanmin.41.4.1013 | Journal (article/letter/editorial) | | EQUILIBRATED ASSEMBLAGES OF LATE FELDSPARS IN TWO GRANITIC PEGMATITES IN THE PAMPEAN RANGES, ARGENTINA PETR CÌERNY̧...CĂĄtedra de MineralogĂa, Universidad Nacional de San Luis, 5700 San Luis, Argentina DAVID K. TEERTSTRA, RON...primary K-feldspar in two granitic pegmatites from the Pampean pegmatite province in Argentina shows similar...mineral associations. (i) In El Criollo, a beryl â columbite â phosphate pegmatite in the Punilla pegmatite...pegmatite field, a single miarolitic cavity in the blocky zone is lined with pale rusty crystals of veinperthitic |  | | Journal (issue) | | A/bit, Orthoklas und Quarz. Riane Rosina, San Piero in Campo, Elba, I/alien. Sammlung Federico Pezzotta...Fotos: Stefan Wei/3 Sommerrnarchen in Zeiten der Pandemie? Disentis in der Schweizer Surselva. am 7. August:...eine der altesten der Scbweiz, bereits in vollem Gange ist. In der luftigen Sportballe tummeln sicb die...Bekannte und Freunde haben sich getroffen, man plaudert in gel6ster Stimmung. Auch die Verkaufe laufen besten...Jandesweite 7-TagesInzidenz der Co vid-Infektionen in der Schweiz liegt immerbin schon bei 73, deutlich |
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Fonte del Prete, San Piero in Campo, Campo nell'Elba, Livorno Province, Tuscany, Italy