 | | Journal (issue) | | VOLUME XLIII WINTER 2007 CVD Synthetic Diamonds Canary Tourmaline WINTER 2007 Fluorescence Spectroscopy...Points Yellow Mn-rich Tourmaline from the Canary Mining Area, Zambia Brendan M. Laurs, William B. Simmons...Explores the vivid “canary” yellow elbaite from the Lundazi District of eastern Zambia, the most important...Tanzanian miner Joseph Mayunga, who lives along the eastern side of the Muhuwesi River near Mining Area number... YELLOW MN-RICH TOURMALINE FROM THE CANARY MINING AREA, ZAMBIA Brendan M. Laurs, William B. (Skip) Simmons |  | | Journal (article/letter/editorial) | | tourmaline was analyzed from granitic pegmatites in Zambia, Madagascar, Russia, Mozambique, the United States...predominantly Mn-rich (> 3 wt.% MnO) elbaite and “fluor-elbaite”. Though rare, yellow rossmanite and...crystallize yellow elbaite, “fluor-elbaite”, rossmanite or “fluor-rossmanite”. Keywords: yellow elbaite, Mn-rich...Introduction Manganese-rich (>3 wt.% MnO) yellow elbaite is a late-stage magmatic to miarolitic-cavity-stage...(1929) to a hypothetical end-member of the series elbaite – Mn tourmaline. “Tsilaisite” was recently discredited |  | | Journal (article/letter/editorial) | | magmatic, pegmatitic environments are most commonly elbaite and fl uorliddicoatite species, and the rarer gem... 333 O C TOBER 2011 Specimen of polychrome elbaite crystals (28 cm tall), characteristic of gem tourmaline...Colorless Achroite No or minor chromophores Elbaite, “fluor-elbaite,” fluor-liddicoatite, rossmanite Pink...-Mn3+ IVCT Elbaite, “fluor-elbaite,” fluor-liddicoatite, rossmanite Yellow, yellow-green Canary Mn 2+...Verdelite Fe2+, Fe3+(d), Fe2+ -Ti4+ IVCT Elbaite, “fluor-elbaite,” fluor-liddicoatite Green (deep) “Chrome” |  | | Journal (article/letter/editorial) | | (Congo, Mozambique, Namibia, Nigeria, Tanzania, Zambia) and Asia (Afghanistan, Pakistan) (TABLE 2). Crystals...the Ural Mountains of Russia, the Kafubu area of Zambia, and the Mananjary area of Madagascar, are produced...(Zimbabwe, 25.67 ct), green elbaite tourmaline (Afghanistan, 12.33 ct), red-violet elbaite tourmaline (Brazil...(Sri Lanka, 5.13 ct), bicolored pink and blue elbaite tourmaline (Namibia, 9.88 ct), and lilac-pink kunzite...about two tons of gemmy, bicolored, green and red elbaite tourmaline crystals (F. Perham 2010, pers. comm |  | | Journal (issue) | | page 14 In this issue … Mineral of the month: Elbaite ........... p. 2 Program: Tourmalines of Maine...EFMLS: Annual convention ................ p. 20 Elbaite Source: Smithsonian Institution. Upcoming events...21 Photo: Chip Clark. Mineral of the Month Elbaite Happy St. Patrick’s Day! by Sue Marcus What’s...Watermelon tourmaline is a particular, informal form of elbaite, our March Mineral of the Month. Northern Virginia...they see elbaite in their mind’s eye, usually as a single red-pink or green crystal. Elbaite is unusual |  | Bosi, Ferdinando, Pezzotta, Federico, Skogby, Henrik, Altieri, Alessandra, HĂĄlenius, Ulf, Tempesta, Gioacchino, CempĂrek, Jan (2022) Princivalleite, Na(Mn2Al)Al6(Si6O18)(BO3)3(OH)3O, a new mineral species of the tourmaline supergroup from Veddasca Valley, Varese, Italy. Mineralogical Magazine, 86 (1) 78-86 doi:10.1180/mgm.2022.3 | Journal (article/letter/editorial) | | authors (FP), along the cut of a small road at the eastern side of the Curiglia Village, Veddasca Valley,...tourmaline should be the Canary mining area in the Lundazi District of eastern Zambia (for details, see Laurs...from this locality are actually Mn-rich elbaite or fluor-elbaite samples (Laurs et al., 2007; Simmons et...respectively; black star is the yellow Mn-tourmaline from Zambia (Nuber and Schmetzer, 1984) identified as princivalleite...pocket tourmaline is a characteristic feature of elbaite-subtype pegmatites (e.g., Novák and Povondra, 1995; |  | | Journal (article/letter/editorial) | | with 0.75 Li, 0.75 Al, and 1.5 Mn in the Y-site. Zambia, Madagascar, Mozambique, Transbaikalia, Elba (Italy)...few other locations have produced high-Mn yellow elbaite. Typically, they are tourmalines with little or...Mattson (1986), the greenish-yellow color in this elbaite is the result of Mn2+ plus Mn2+-Ti4+ intervalence...percent TiO2. Recent production of yellow elbaite from Zambia (Canary mine) has a MnO content of up to 7.39...late-stage, Mn-rich elbaite-lepidolite association. The key issue in formation of high-Mn elbaite is the presence |  | | Journal (issue) | | properties. pg. 89 116 Emeralds from the Kafubu Area, Zambia J. C. (Hanco) Zwaan, AntonĂn V. Seifert, Stanislav...preponderance of light yellow diamonds from the Cape Province in South Africa led to their description in the...diamonds have often been described as having a “canary” color (Wade, 1920; Anderson, 1943a; Liddicoat...Highlights at GIA’s Lab in Santa Monica: A true canary. Gems & Gemology, Vol. 15, No. 8, p. 235. Mani...SUMMER 2005 115 EMERALDS FROM THE KAFUBU AREA, ZAMBIA J. C. (Hanco) Zwaan, AntonĂn V. Seifert, Stanislav |  | | Journal (issue) | | Vol. X I V N o . 8 O C T O B E R 1975 ON GEM ELBAITE FROM NEWRY, MAINE, U.S.A. By PETE J. DUNN, M.A...of 1972, a very significant find of gem quality elbaite (lithium tourmaline) was made at the Dunton gem...and the description of the elbaite was given by Dunn (1975). The elbaite occurs in a lenticular pegmatite...Newry Hill. The pegmatite had long been noted for elbaite and many of the finest examples of New England...significant tourmaline discoveries of all time. The elbaite occurs as prismatic, hemimorphic, crystals, from |  | | Journal (issue) | | perthite. Four-rayed star tourmaline (bicolour elbaite) has one direction caused by hollow channels and...not and it was surprising to find a tourmaline - elbaite with a weak fourrayed star. The stone is an elongated...located 31.5 km south of the city of Wroclaw in the province of Dolny Slask (Lower southwest Poland (Figure...nephrite jade production in the Jordanow Slaski district appears to have commenced in Neolithic times....of the regional geology of the [ordaruno Slaski district. J. Gemm., 2001, 27, 8, 461·470 western Europe |  | | Report (issue) | | GS/GN A lifesize pen and ink render ing of elbaite crystals with lepidolite from the Golconda Mine...Maximilian Glas ............ 62 • Inclusions in Elbaite Crystals .......... 64 John I. Koivula • If Icarus...generally considered a variety of tourmaline (elbaite). The difficulties in ana lyzing tourmaline deterred...authors, including his own, and coined the term elbaite, a name which was very slow to supersede Lithia...Minerals (1962) acknowledged the name, that the term elbaite was commonly used. In 1962 there were still only |  | | Journal (issue) | | mines, Kalahari Manganese Field, Northern Cape Province, South Africa ..................................FineMineral.com APATITE Nagar, Hunza Valley, Gilgit District, Northern Areas, Pakistan, 11.5cm. Fine Minerals...Mines Kalahari Manganese Field, Northern Cape Province, South Africa Bruce Cairncross1 Nicolas Beukes1...edge some 50 km north of the town of Kathu and an eastern margin about 50 kilometers northwest of the larger...Kuruman, in the north-central part of Northern Cape Province, South Africa. The Field measures about 35 kilometers |  | | Journal (issue) | | northern Kenya • Black spinel from Mexico • Nigerian elbaite with Cu • Vesuvianite from Kenya and Madagascar...laboratory’s Bob Crowningshield (then director of GIA’s Eastern Headquarters and Gem Trade Laboratory and later...they decided to go to the heart of the diamond district in New York. Liddicoat and Crowningshield taught...historic Tourmaline Queen pegmatite mine in the Pala district of San Diego County, California, with mine owner...physical and optical properties that overlap those of elbaite, so quantitative chemical analysis is required |  | | Show/Event (guide) | | regional mineralogy, Minerals of the English Lake District: Caldbeck Fells, coauthored with Chris Stanley...of the Seerie Pegmatite, South Platte Pegmatite District, Jefferson County, Colorado by S. L. Hanson, W...dissertation work on the Santa Eulalia Ag-Pb-Zn district in Chihuahua and carbonate replacement deposits...T H E SEERIE PEGMATITE, SOUTH PLATTE PEGMATITE DISTRICT, JEFFERSON COUNTY, COLORADO. S. L. Hanson', W...70148. Pegmatites of the South Platte Pegmatite district, located in Jefferson County, Colorado, are hosted |  | | Book | | MALAWI Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...Bahmann, 2006a; Von Bezing, Bode and Jahn, 2014). ZAMBIA [NORTHERN RHODESIA] Mwinilunga. See this entry...Administered Tribal Areas and North West Frontier Province. Ilmenite crystal clusters to 12 cm across have...of rutile (Weerth, 2004). Tonniq Valley, Skardu district, Gilgit-Baltistan [Northern Areas]. Beginning...hematite. Zagi [Zegi] Mountain, Warsak district, North West Frontier Province. Surface diggings worked by local |  | | Journal (issue) | | with the bulk of the sales in China and other Eastern markets. The presenters gave a very detailed explanation...positive outcome this year, the 15% export duty in Zambia combined with the 6% mineral royalty tax presents...Permanent Secretary (BEA), Ministry of Finance, Zambia with members of the Zambian delegation and Gemfields...Nonde, Director of Budgeting, Ministry of Finance, Zambia; at the Kagem emerald mine’s November auction by...Permanent Secretary (BEA), Ministry of Finance, Zambia, Dr. Pamu expressed his feelings, “Having witnessed |  | Henry, D. J., Novak, M., Hawthorne, F. C., Ertl, A., Dutrow, B. L., Uher, P., Pezzotta, F. (2011) Nomenclature of the tourmaline-supergroup minerals. American Mineralogist, 96 (5) 895-913 doi:10.2138/am.2011.3636 | Journal (article/letter/editorial) | | (R3+). configuration of Li2Al, whereas end-member elbaite, with a Ysite bulk composition of Al1.5Li1.5, will...chemical substitution that occurs from schorl to elbaite, there is a single-site coupled substitution that...an end-member with two cations at the Y site of elbaite, i.e., Y(Al1.5Li1.5). In the case of two-site coupled...1977). For example, an elbaite exhibiting triclinic symmetry would be termed “elbaite-T.” The cationic and...(OH) F F (OH) (OH) Alkali-subgroup 2 Elbaite* “Fluor-elbaiteӠR1+ Na Na R1.1+5 R1.3+5 Li11.+5 Al31 |  | | Journal (issue) | | mineral localities: The Sapo mine, Ferruginha district, Conselheiro Pena, Minas Gerais, Brazil . . ...Bonin Fluorite from Riemvasmaak, Northern Cape Province, South Africa . . . . . . . . . . . ...from Mount Xuebaoding, Pingwu County, Sichuan Province, China. Rob Lavinsky collection, ex James Horner...of all his diamond finds, a stunning 2.04-carat canary-yellow diamond crystal. 267 “member list” and...Mineral Localities: The Sapo Mine Ferruginha District, Conselheiro Pena Minas Gerais, Brazil Luiz Menezes |  | | Journal (issue) | | on recent visits to the pearl farms of Hanzhou Province, the authors report on the latest techniques being...rutilated quartz • Rubies and ruby deposits of eastern Madagascar • Ruby crystal with a mobile bubble...inclusions • Vortex (Yogo Gulch) sapphire mine update • “Canary” tourmaline from Malawi • Bismuth-bearing liddicoatite...(SA and LTZ) to Chinese pearl farms in Hanzhou Province to investigate the latest pearl-culturing techniques...and one nucleus manufacturer in China’s Zhejiang district; they also examined hundreds of Chinese FWCPs |  | | Catalog/List | | (5cm x 4 cm x 3.5cn>) Mashamba West Mine. Shaba Province. Zaire A composite oystal group oflustrous silvery...CALCITE ON FLUORITE (5cm x 4cm x 3cm) Sichuan Province, China Two tabular interpenetrant calcite crystals...(8cm x 5cm x 2cm) ilfrlira Mint West,,, Multilira. Zambia 660MLevel. 29 Block. Mui, ich is surrounded bj...example of this rare iodide mineral with very rich canary yellow crystalline crusts of seeligcrite encrusting...a dark gabbro & calcite matrix. ÂŁ475 CUPRIAN ELBAITE (6cm x 5cm x 5cm) Sdo Jost da Baialha.>, Paraiba |  | | Catalog/List | | LC,ÂŁ125. AZORITE. Yang Chun Count y,Guangdong Province,China. Two ex George 41W. 42W. -4Hollovay...SC,ÂŁ20. BOURNONITE/BLENDE.Julcani Mine,Jumin Province,Peru. Ex R W Barstov specimen.Cogwheel x tls t...ÂŁ45. R 1 16W. CINNABAR/DOLOMITE/QUARTZ. Hunan Province,Ch ina.Ex C laus Hedegaarde col ln. Crystal l...has several smaller satellite xtls.ÂŁ85. 1 36W. ELBAITE. Himalaya Mine,Pala,California,USA. Ex Dr Peter...Pink and pale-green bi-coloured. ÂŁ35. 1 37W. ELBAITE VAR INDICOLITE. Kunar Valley, Afghanist an.Mat |  | Post, Jeffrey E., Wise, Michael A., Feather, Russell C., Pohwat, Paul W. (1998) The Smithsonian Institution's New Hall of Geology, Gems, and Minerals. Rocks & Minerals, 73 (1) 44-51 doi:10.1080/00357529809603060 | Journal (article/letter/editorial) | | diamond (36.73 carats, back row, center); yellow Canary Diamond (12.0 carats, back row, right); yellow...right: white scapolite, 29.9 carats, Burma; green elbaite, 258 carats, Brazil; chrysoberyl, 171.5 carats...Madagascar; purple scapolite, 3.3 carats, Burma; green elbaite, 65.5 carats, Brazil; beryl (aquamarine), 54.9...Front row left to right: green elbaite, 53.2 carats, Brazil; pink elbaite, 17.5 carats, California; chrysoberyl |  | | Journal (issue) | | tgressman@comcast.n et The Musonoi mine, Kolwezi District, Lualaba Province, Democratic Republic of the Congo .....METATORBERNITE, 6.6 cm, from the Musonoi mine, Kolwezi District, Democratic Republic of the Congo. Scott Rudolph...for the Mineralogical Record: on the Port Radium District in the Northwest Territories (1989) and on the...Jersey. Despite his 70 scientific papers on the district, including an extraordinary five-volume monograph...from Linopolis, a 26-cm elbaite on beryllonite from Paprok, a 48-cm elbaite crystal on quartz and feldspar |  | | Journal (issue) | | paragenesis of the Little Three mine pegmatites, Ramona district, San Diego County, California ..................One such geologist I know was hired from a major eastern college and assigned to work in one of the western...large blue topaz c r y s ta ls m , ulticolored elbaite and crystals o f lepidolite, plus an interesting...located on the Little Three property in the Ramona district, San Diego County, California. This mine, strictly...material produced from the Mursinka-Alabashka District, Urals, and the Volyn pegmatites in the Ukraine |  | | Journal (issue) | | well as the geology of the Arkhangelsk kimberlite province. 168 Carbonado Diamond: A Review of Properties...characteristics of tourmaline from pegmatites in the Luc Yen district of northern Vietnam. pg. 201 204 Characterization...itself part of the larger Arkhangelsk kimberlite province. Two of the six kimberlites—Arkhangelskaya and...the central government with 43.93% equity, Sakha Province with 25%, and 8% held by various municipalities...Nuvvuagittuq greenstones in the Superior craton of eastern Canada (O’Neil et al., 2008). The Yilgarn craton |
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