 | | Journal (article/letter/editorial) | | paper Secondary blue tourmaline after garnet from elbaite-subtype pegmatites; implications for source and...Secondary blue tourmaline (schorl to Fe-rich fluor-elbaite to very rare Fe-rich fluor-liddicoatite) with quartz...replace spessartine–almandine garnet and albite in elbaite-subtype pegmatites cutting pyroxene gneisses and...dolomite marbles (at Tamponilapa and Tsarafara-Nord, Sahatany Valley, Madagascar) and paragneisses (at...garnet, subsolidus alterations, contamination, elbaite pegmatite Received: 13 September, 2017; accepted: |  | | Journal (issue) | | liddicoatites from Madagascar Federico PEZZOTTA & Tomasz PRASZKIER INTRODUCTION Sahatany Valley is one of the...Miners working in Estatoby pegmatite in Sahatany Valley, Madagascar, resting after work. J. Gajowniczek photo...photo. mens, especially for tourmalines, in Madagascar and the whole of Africa for that matter. Important...multicolor liddicoatite crystal from Estatoby, Madagascar; 14 cm in length. Watzl Minerals specimen. A...A. Watzl Sr. photo. known from Madagascar and also some of the best known liddiocatites in the world |  | | Show/Event (guide) | | Tucson, AZ 85705 in the center of the Mineral District. The mineralogy section of the mim today hosts...Merelani Hills, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania. 14.5 x 5.5 x 3.5 cm... Väyrynenite. Lolu Dahku mine, Roundu Valley, Skardu District, Gilgit-Baltistan, Pakistan. 14.5 x 3 x... Stibiotantalite. Urandu mine, Shigar Valley, Shigar District, Gilgit-Baltistan (Northern Areas), Pakistan...(variety demantoid), Ambanja, Diana, Antsiranana, Madagascar, 14.5 x 8.5 x 4.5 cm, mim specimen #1101: Group |  | Novák, M., Prokop, J., Losos, Z., Macek, I. (2017) Tourmaline, an indicator of external Mg-contamination of granitic pegmatites from host serpentinite; examples from the Moldanubian Zone, Czech Republic. Mineralogy and Petrology, 111 (4) 625-641 doi:10.1007/s00710-017-0512-4 | Journal (article/letter/editorial) | | rocks (group A) of anatectic or metasomatic origin, (ii) subhomogeneous to simply zoned barren pegmatite...of pegmatite solidification (Novák et al. 2012); (ii) post-emplacement stage of contamination of pegmatite...typically more evolved tourmalines (foititeschorl-elbaite-rossmanite) are Mg-free (e.g. Jolliff et al. 1986;...structure in various pressuretemperature conditions, (ii) common occurrence in different stages of pegmatite...orthogneiss, quartzite, amphibolite is overlain by (ii) the Varied group, Tourmaline, an indicator of |  | | Catalog/List | | 10:00 AM – 5:00 PM CT Heritage Auctions Design District Annex 1518 Slocum Street • Dallas, TX 75207 Session...5:00 PM ET LOT VIEWING Heritage Auctions Design District Annex 1518 Slocum Street • Dallas, TX 75207 Thursday...grow. 73001 TOURMALINE Momeik Township, Kyaukme District, Shan State, Myanmar (Burma) Looking almost like...com/6150 73002 TOURMALINE Momeik Township, Kyaukme District, Shan State, Myanmar (Burma) For those that have...750 73003 TOURMALINE Momeik Township, Kyaukme District, Shan State, Myanmar (Burma) As if Momeik doesn’t |  | | Journal (issue) | | Associate Cartographer William W. Besse, Green Valley, AZ Editorial Office: 5341 Thrasher Dr. Cincinnati...Minerals is available online at http://www. tandfon Ii ne.com/vram www.facebook.com/RocksAndMineralsMagazine...Stibiotantalite, 4.5 cm tall, Urandu mine, Shigar Valley, Shigar district, Gilgit-Baltistan (Northern Areas), Pakistan;... 14.5 cm tall, Lolu Dahkumine, Roundu Valley, Skardu district, Gilgit-Baltistan, Pakistan; mim specimen...Ambatofi- nandrahana district, Amoron'i Mania region, Fianarantsoa Province, Madagascar; mim specimen No |
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