 | | Report (volume) | | Carbonate-borates Beryllate borates Silicate-borates The Occurrence of FBBs in Borate Minerals Some General Observations...Magnesiodumortierite Alkali-free dravite Complex tourmalines Dravite Uvite Elbaite Highly aluminous tourmalines...in the borders of granites and pegmatites 310 Occurrence and composition 310 Significance 313 Disseminated...Disseminated tourmaline in granites and pegmatites 314 Occurrence and composition 314 Significance 314 314 Tourmaline...cavities Occurrence and composition 314 Significance 317 Breccias and veins within granite or pegmatite 318 | | | Report (volume) | | waiclenicndasuaelswceseeses 94 SCSIDOR Ate DOLALES a. Met eta, am MME 2s cass nos Saree MNS SSN EIS eo acumaee anaes...eons POPC ISIONS.- eo noch sateen a tccies aa oa eee aM Aum RNR Ce Cee SERN CRUG as ea agote BUCK TOW ICC...and pegmatites .................::eee eee 310 Occurrence. aiid. COMPOSITION. sks; iccanens teas soc ten...pegmatites.................:.seeceee noes 314 Occurrence and Conmmpositione. ie o.seten cant howe tides...c1c, (cnc 85 PS Ca OT eeeeeds aa esetacenae 314 Occurrence ahd: COMPOSIION: . sss .0csc00cescusaaceeGersbuassceems |  | Franz, Gerhard, Vyshnevskyi, Oleksii, Taran, Michail, Khomenko, Vladimir, Wiedenbeck, Michael, Schiperski, Ferry, Nissen, Jörg (2020) A new emerald occurrence from Kruta Balka, Western Peri-Azovian region, Ukraine: Implications for understanding the crystal chemistry of emerald. American Mineralogist, 105 (2) 162-181 doi:10.2138/am-2020-7010 | Journal (article/letter/editorial) | | Volume 105, pages 162–181, 2020 A new emerald occurrence from Kruta Balka, Western Peri-Azovian region...emeralds from selected occurrences worldwide (Austria, Australia, Colombia, South Africa, Russia) to...0003-004X/20/0002–162$05.00/DOI: https://doi.org/10.2138/am-2020-7010 crystal chemistry of emerald, its green...geoscienceworld.org/msa/ammin/article-pdf/105/2/162/4937409/am-2020-7010.pdf by University of Cambridge user on...eastern block of the Ukrainian Shield, a new occurrence first reported by Taran et al. (2005), where |  | | Book | | ALBITE Davis Hill near Bancroft, Ontario: an occurrence of large nepheline, biotite and albite-antiperthite...from Bethel Church, Indiana, including a second occurrence for ferrostrunzite 15:351357 ALLEN, GEORGE B...The Alpine sulfosalt [chalcostibite, zinkenite] occurrence at Saint-Pons, Haute-Provence, France (by J.M...the Alpine ar,d Subalpine region [Switzerland,Austria and Iti:Jy](by C. M. Gramaccioli) 8:287-293 Minerals...in the eastern Alps of Austria (by K. Kotal) 13:171-173 ALSTONITE An occurrence of alstonite at Cave-in-Rock |  | | Journal (article/letter/editorial) | | category of corundum-bearing anatectic felsic pegmatite formed in mantle peridotite earlier subjected...overprint by a mixed H2O + CO2 fluid. The bulk of the pegmatite bodies encountered are not obviously of anatectic...an LCT pegmatite also being affected by an LCT-type overprint, to form a “super-LCT pegmatite” is explored...economic potential of pegmatite occurrences. Keywords: granitic pegmatite, felsic pegmatite, classification...+ CO2. En revanche, la plupart des venues de pegmatite sont le produit du fractionnement d’un volume |  | | Journal (article/letter/editorial) | | presentations. The accepted abstracts follow. THE OCCURRENCE OF UNEXPECTED ELEMENTS IN THE STETTIN COMPLEX...zinnwaldite, was described by Weidman (1907) from a pegmatite located in the SW¼NW¼ 188 ROCKS & MINERALS Rochester...in a small pegmatite outcropping along Woodland Drive; tainiolite in the Ravine pegmatite on the west...plasma spectroscopy]); tainiolite in a syenite pegmatite from a farmer’s rock pile on the north side of...prospect, a failed attempt to mine U from a Th-rich pegmatite (DCPS). However, much of the Li in rocks of the |  | | Journal (issue) | | MINE ."Iii[! iil"J www.tandfonline.com/vram Pegmatite Minerals & Gems WILENS EXQUISITE MINERALI ...Cook 10 Southern California Pegmatite Gems Mark Mauthner 16 The Pegmatite Interest Group (PIG) Is Hog...Hog Heaven! David London Pegmatite gems, p. 70 18 Pegmatites William B. Simmons, Karen L. Webber, and...Cliff Trebilcock, Lifelong Field Collector of Pegmatite Minerals, Recipient of the Maine Mineral & Gem...Heritage Award Donald A. Dallaire 56 Maine Pegmatite Workshop: Sponsored by the Maine Mineral & Gem |  | | Book (edition) | | dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....Structural Crystallography and Crystal Chemistry AM - American Mineralogist AMG - Ark.iv Mineralogi och...Monoclinic, C2/m, a,b,c Rio Blanco County. Colorado. AM. 63. 930-937. 1978. 4.23. 6.93. 7 .86, ~ = 99°37'...ship wrecked 100 years ago in Red Sea, Saudi Arabia. AM 78, 235-236, 1993. Abswurmbachite Cu2+M~Hro~l(SiO4J]...and at Chervonograd, LvivVolhynia basin, Ukraine. AM 61, 338, 1976. Achavalite * FeSe (2.C, nickeline |  | | Book (edition) | | arranged, is the more common one,- the right-hand (or lower) is a less frequent but still important habit. Occasionally...seldom present, with a consequent infrequency of occurrence) tend to form smaller crystals. Common minerals...where there is often a slight yellow touch. The lower part of the flame, Fig 2. Bunsen Burner just at...its associate, the very coarse variety known as pegmatite (see Pi. 6, entry 5). The rock collector's variety...temperature at which basalt melts and solidifies is lower than that of rhyolite, so basalt lava is more fluid |  | | Journal (issue) | | gressman@minrec.org Articles The Malkhan Pegmatite District Krasny Chikoy, Transbaikalia, Eastern Siberian... from the Forgotten Pocket, Sosedka pegmatite, Malkhan district. The same specimen as shown from a different...Rubellite, 25.5 cm Malkhan pegmatite field, Russia Rudolf Watzl Freistadt, Austria Visit our website and...- cell.: +43 (0)664 4047940 The Malkhan Pegmatite District Krasny Chikoy, Transbaikalia, Eastern Siberian...Gerhard Wagner,6 and Philip Persson7 The Malkhan pegmatite field in Siberia represents the largest source |  | | Journal (issue) | | montgomeryite and associated minerals from the Tip Top pegmatite, with notes on kingsmountite and calcioferrite...with some success, he made a mental note of the occurrence. In the following September he revisted the locality...claims, the Sheridan, was first located. A stray occurrence of the mineral sylvanite, the telluride of gold...touched the clusters of yellow aspens upon the lower slopes of the valley we found reason enough for...essential to the maintenance of production in a mining district. In fact, by reason of the energetic development |  | | Journal (article/letter/editorial) | | Pilbara pegmatite province in the Archean North Pilbara Craton contains at least 120 pegmatite deposits...deposits in over 27 pegmatite groups and fields, including the giant Mount Cassiterite tantalum orebody in...in the Wodgina pegmatite district. Generally, rare metal pegmatites in the province are hosted by mafic-ultramafic...that have given rise to different petrogenetic pegmatite suites can be identified in processed radiometric...character that permitted formation of significant pegmatite mineralization. They represent the culmination |  | | Book | | Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...Discm•t•ries, /960--20/ 5 ONTARIO Bentley Lake Road occurrence, Faraday Township, Hastings County. In fall 1994...site which they called the Bentley Lake Road occurrence, south of Bancroft. Sharp, flattened rhombohedral...specimens have come from an unusual calcite vein-dike occurrence with an exposure very near, indeed on the property...extension near Chelsea, Gatineau County. This occurrence of ilmenite, near the town of Chelsea and 25 |  | | Journal (issue) | | Formation (Permo-Carboniferous), Latbi Formation (Lower Jurassic) and by Ter tiary sediments. Otherwise...Faridkot districts of Punjab and parts of Sirsa district of Haryana. Almost the entire area of the basin...erruginous sandstone, gritty sandstone and glass sand Lower Middle clay horizon. Eocene Ferruginous saRdstone...gritty sandstone, grit, siltstone 238 tn ,., - 2 Lower clay horizon F erruginous sandstone, gritty sandstone...overlain by the Nagaur Group, the upper and the lower contacts being gradational. GEOLOGICAL SET-UP |  | Pieczka, Adam, Szuszkiewicz, Adam, Szełęg, Eligiusz, Ilnicki, Sławomir, Nejbert, Krzysztof, Turniak, Krzysztof (2014) SAMARSKITE-GROUP MINERALS AND ALTERATION PRODUCTS: AN EXAMPLE FROM THE JULIANNA PEGMATITIC SYSTEM, PIŁAWA GÓRNA, SW POLAND. The Canadian Mineralogist, 52 (2) 303-319 doi:10.3749/canmin.52.2.303 | Journal (article/letter/editorial) | | complex compositions, common alteration, and occurrence in the metamict state, they are relatively rare...controlling the geochemical evolution of the pegmatite-forming melt. Samarskite-(Y) and ishikawaite of...Ishikawaite, first described from Ishikawa-gun, Ishikawa District, Japan (Kimura 1922, Ohashi 1924), has also been...European Variscides. It represents a fragment of the lower crust composed of medium- to high-grade metamorphic...pegmatites (e.g., Kryza 1981, Żelaźniewicz 1987). The pegmatite-forming melts ascended along roughly N-trending |  | | Book | | 42(H2O)0.18[Al2(Be2.35Li0.65)Si6O18] from Mokrusha pegmatite, Murzinka, Middle Urals (Yakubovich et al. 2009;...The bands at 3000 and 2485 cm−1 are shifted to lower wavenumbers (2440 and 1840 cm−1, respectively) in...spectra of diopside from Rotkopf, Zillertal, Tyrol, Austria, measured on (100) and (010) plates (X, Y and Z...are hypothetical mineral phases of the Earth’s lower mantle. Five types of OH groups in synthetic ilmenite-type...the narrow interval from 3330 to 3360 cm−1. At lower water concentrations (<0.4 wt%) the most abundant |  | | Book (edition) | | minerals have been added and the localities of occurrence have been updated and expanded. The special uranium...arranged, is the more common one; the right-hand (or lower) one a less frequent but important habit. Occasionally...seldom present, with a resultant paucity of occurrence) tend to be in smaller crystals. Common minerals...yellow (faint yellow) reducing flame-|, touch. The lower part of the flame, just at the tip of the blue cone...its associate, the very coarse variety known as pegmatite (see P1. 6, 2). The rock collector’s variety will |  | | Report (issue) | | Greenland geological environment, not least the pegmatite occurrence, is definite justification for more systematic...Kangerlussuaq 67°N Sisimiut Kimberlitic occurrence Sarfartoq Diamond occurrence Southern boundary of Palaeoproterozoic...Upper Annertusoq East Extension Upper Annertusoq Lower Annertusoq Kigutilik Kangarssuk Siggartartulik Pupiq...Tassiusa Gate Mikisoq Ridgetop Sarfaq Rejane's Occurrence Aappaluttoq True North Gems Fiskenaesset Project...production is limited. The area with the known occurrence is small and on top of this the local municipality |  | | Book (edition) | | vertically arranged, is the commoner, the right-hand (or lower) one a less frequent but important habit, or occasionally... Fluorite (octahedron), Sylvite, Atacamite 5 Pegmatite Quarry and a Traprock Quarry : 6 Iron, Arsenic...Schist 317 44 Sedimentary Rock Outcrops and a Pegmatite Quarry 45 Gummite, Uraninite, Autunite, Uranium...where there is often a slight yellow touch. The lower part of the flame, just at the tip of the blue...its associates, a very coarse variety known as pegmatite. The rock collector’s variety will be as limited |  | | Book (volume) | | discovery of an original(?) reference to a species' occurrence was a delightful triumph. Many original references...California, is arguably the most important gem-pegmatite district in North America. Its wealth of tourmalines...preservation of authenticated specimens of each mineral occurrence. Most species are abundant enough that they will...journals are devoid of useful systematic and occurrence data. The amateur mineralogist provides an important...that the reader should be able to "re-locate" an occurrence if they so desire. Many geologists/mineralogists |  | | Report (issue) | | Tindle, A.G. 2008. The Georgia Lake rare-element pegmatite field and related S-type, peraluminous granites...File Report 6199 The Georgia Lake Rare-Element Pegmatite Field and Related S-Type, Peraluminous Granites...File Report 6199 The Georgia Lake Rare-Element Pegmatite Field and Related S-Type, Peraluminous Granites...Tindle, A.G. 2008. The Georgia Lake rare-element pegmatite field and related S-type, peraluminous granites...at the regional Mines and Minerals office whose district includes the area covered by the report (see below) |  | | Book | | Poisons and Venomous Bites, Pregnancy, 127 Austria, Vision and Diseases of the Epilepsy, 124 Russia...Treatment for Cabochons, Australia, 363 331 Austria, Beryl Carvings, 332 Faceted Gems, and Gems...Dr. K. CA; Milton Switzerland; Hans Stern, Austria; the United States and its several branches and...library at Res- CA; Victoria and Albert Mu- Austria; David P. Wilber, Fallbrook, AZ; and Miriam and...geometric of emeralds of any example, in Museum, am- 1899 preserved. are paucity a In of the |  | Giuliani, Gaston, Groat, Lee, Fallick, Anthony, Pignatelli, Isabella, Pardieu, Vincent (2020) Ruby Deposits: A Review and Geological Classification. Minerals, 10 (7) 597 doi:10.3390/min10070597 | Journal (article/letter/editorial) | | (Fiskenæsset district(25) Revelstoke. Greenland: (26) South of Nuuk region (Fiskenæsset district-Aappaluttoq);...Andhra (Salem district). Sri (44) Karnakata (Mysore); (45) Andhra Pradesh (Salem district). Sri Lanka:...respectively. (A) Desilicated pegmatite rocks of the and Madagascar, (A) Desilicated pegmatite in ultramafic rocks... data from (iii) Mozambique (Montepuez mining district) with the colluvial deposit data from [83]); (iii)[83]);...(iii)[83]); Mozambique (Montepuez mining district) with the colluvial deposit of Maninge of Maninge Nice |  | | Book (edition) | | are a great source of information. The mineral occurrence section has also benefited from the work and... and the need for some verification. Mineral occurrence descriptions include references to published...reputable sources and have been included where the occurrence is beyond doubt. The third edition included a...geographic district names have been replaced with a more descriptive term, metallic mineral district. This...reader to learn more about the geology of the district and to possibly predict the minerals that could |  | | Book | | Roland Bouhelier in 1973 from the "Bouhelier pegmatite", and shortly thereafter acquired by the Canadian...product twenty-two years and thirteen volumes later. I am very happy to have had the pleasure of preparing...and Elsa Horvath, Robert Gault and Glenn Poirier. I am a line-by-line type of editor; that is what it takes...case of the island of Laven in the Langesundfjord District of Norway. Interestingly, and in contrast to its...eponymous town situated at the foot and on the lower slopes of the· mountain. The designation of Mont |
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