 | Ertl, Andreas, Kolitsch, Uwe, Dyar, M. Darby, Meyer, Hans-Peter, Rossman, George R., Henry, Darrell J., Prem, Markus, Ludwig, Thomas, Nasdala, Lutz, Lengauer, Christian L., Tillmanns, Ekkehart, Niedermayr, Gerhard (2016) Fluor-schorl, a new member of the tourmaline supergroup, and new data on schorl from the cotype localities. European Journal of Mineralogy, 28 (1) 163-177 doi:10.1127/ejm/2015/0027-2501 | Journal (article/letter/editorial) | | Armbruster Fluor-schorl, a new member of the tourmaline supergroup, and new data on schorl from the cotype...Baton Rouge, Louisiana 70803, USA Abstract: Fluor-schorl, NaFe2+3Al6Si6O18(BO3)3(OH)3F, is a new mineral...Sachsenklemme), Trentino, South Tyrol, Italy. Fluor-schorl was formed as a pneumatolytic phase and in high-temperature...in diameter) with a bluish-white streak. Fluor-schorl is brittle and has a Mohs hardness of 7; it is...newly confirmed occurrences of fluor-schorl are reported. Fluor-schorl, ideally NaFe2+3Al6Si6O18(BO3)3(OH)3F |  | | Journal (article/letter/editorial) | | INTERGROWTHS FROM THE VĚŽNÁ I PEGMATITE, CZECH REPUBLIC: A COMPLEX DESILICATION PROCESS RELATED TO...Masaryk University, Kotlářská 2, CZ–611 37 Brno, Czech Republic Abstract Quartz replacement by “kerolite”... at the locality Věžná I, western Moravia, Czech Republic. Pale brownish to white “kerolite” (Mg2.77–2...contamination, pegmatite, serpentinite, Věžná, Czech Republic. Introduction The hydrothermal leaching of...modeling has recently been simulated by Dolejš & Wagner (2008). This subsolidus leaching of quartz is commonly |  | | Journal (issue) | | The Malkhan Pegmatite District Krasny Chikoy, Transbaikalia, Eastern Siberian Region, Russia .............J. Kynický, B. Lees, W. Song, M. Kotlanova, G. Wagner and P. Persson Editor & Advertising Manager Thomas...the Forgotten Pocket, Sosedka pegmatite, Malkhan district. The same specimen as shown from a different angle... The Malkhan Pegmatite District Krasny Chikoy, Transbaikalia, Eastern Siberian Region, Russia Jindr=ich Kynický...Lees,3 Wenlei Song,4 Michaela Kotlanova,5 Gerhard Wagner,6 and Philip Persson7 The Malkhan pegmatite field |  | Ertl, A., Pertlik, F., Dyar, M. D., Prowatke, S., Hughes, J. M., Ludwig, T., Bernhardt, H.-J. (2004) Fe-Rich Olenite with Tetrahedrally Coordinated Fe3+ from Eibenstein, Austria: Structural, Chemical, and Mossbauer Data. The Canadian Mineralogist, 42 (4) 1057-1063 doi:10.2113/gscanmin.42.4.1057 | Journal (article/letter/editorial) | | tourmaline. Significant amounts of [4]Fe3+ were found in schorl [up to 0.17 atoms per formula unit (apfu); sample...a Moldanubian granitic pegmatite occurring in a quarry near the village of Eibenstein an der Thaya, Lower...(“Bunte Serie”). The pegmatite outcrop in this quarry (which exploits marble and amphibolite) existed...time only. This granitic pegmatite also contains schorl, quartz, muscovite, beryl (crystals up to 7 cm...tourmaline (98114: elbaite, 108796: dravite, 112566: schorl; Dyar et al. 1998, 2001). Agreement between the |  | | Journal (article/letter/editorial) | | Mn-bearing “oxy-rossmanite” from a pegmatite in a quarry near Eibenstein an der Thaya, Lower Austria, has...tourmaline species from Rožná, western Moravia, Czech Republic, by Selway et al. (1998). The lattice parameters...constituents of this granitic pegmatite include olenite, schorl, dravite, quartz, muscovite, beryl, and apatite...∼2 cm in length) was found in a pegmatite in a quarry ∼800 m northeast of the village of Eibenstein an...tourmalines (98114: elbaite, 108796: dravite, 112566: schorl). Compositions of these tourmaline samples are |  | Ertl, Andreas, Kolitsch, Uwe, Prowatke, Stefan, Dyar, M. Darby, Henry, Darrell J. (2006) The F-analogue of schorl from Grasstein, Trentino South Tyrol, Italy: crystal structure and chemistry. European Journal of Mineralogy, 18 (5) 583-588 doi:10.1127/0935-1221/2006/0018-0583 | Journal (article/letter/editorial) | | Mineral. 2006, 18, 583-588 The F-analogue of schorl from Grasstein, Trentino – South Tyrol, Italy:... LA 70803, U.S.A. Abstract: The F-analogue of schorl has been identified in samples from a pegmatite...proposed end-member composition of the F-analogue of schorl: NaFe32+Al6Si6O18(BO3)3(OH)3F. The relatively high...structure. Key-words: Fe2+-rich tourmaline, “fluor-schorl”, chemical analyses, crystal structure, Mössbauer...formula NaFe2+3Al6Si6O18(BO3)3(OH)3F as “fluor-schorl”. There are a number of examples of analyses of |  | | Journal (article/letter/editorial) | | compositions of tourmaline, ranging from dravite to schorl, are present in the deposit, but the late tourmaline... high-grade ore deposit. Keywords: tourmaline, schorl, cassiterite, tin lode, iron, crystal zonation...compositions de tourmaline, variant de dravite à schorl, sont présentes dans ce gisement, mais la tourmaline...(Traduit par la Rédaction) Mots-clés: tourmaline, schorl, cassitérite, veines riches en étain, fer, zonation...map of the southwestern part of the San Rafael district (modified after Arenas 1980). tourmaline in |  | | Catalog/List | | MINERALS AUCTION JUNE 7, 2015 ❘ DALLAS The Gerhard Wagner Collection Tourmalines & Fine Minerals Part 1...Signature® Auction #6150 Fine Minerals The Gerhard Wagner Collection of Tourmalines & Fine Minerals, Part...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... Patent and Trademark Office. 36190 GERHARD WAGNER TOURMALINE & FINE MINERALS COLLECTION, AUCTION |  | Hezel, D. C., Kalt, A., Marschall, H. R., Ludwig, T., Meyer, H.-P. (2011) Major-element and Li, Be compositional evolution of tourmaline in an S-type granite-pegmatite system and its country rocks: an example from Ikaria, Aegean Sea, Greece. The Canadian Mineralogist, 49 (1) 321-340 doi:10.3749/canmin.49.1.321 | Journal (article/letter/editorial) | | solid solutions between the Fe and Mg end-members schorl and dravite, with some degree of Ca substitution...tourmaline (98144: elbaite, 108796: dravite, 112566: schorl, Dyar et al. 1998, 2001). Analytical errors are...reference material (elbaite 98144, dravite 108796 and schorl 112566, Dyar et al. 1998, 2001). For tourmaline...that typically contain tourmaline of the schorl–foitite and schorl–elbaite series (e.g., London & Manning...Hawthorne & Henry (1999). They are part of the schorl–dravite solid-solution series and have a limited |  | Ertl, Andreas, Schuster, Ralf, Hughes, John M., Ludwig, Thomas, Meyer, Hans-Peter, Finger, Friedrich, Dyar, M. Darby, Ruschel, Katja, Rossman, George R., Klötzli, Urs, Brandstätter, Franz, Lengauer, Christian L., Tillmanns, Ekkehart (2012) Li-bearing tourmalines in Variscan granitic pegmatites from the Moldanubian nappes, Lower Austria. European Journal of Mineralogy, 24 (4) 695-715 doi:10.1127/0935-1221/2012/0024-2203 | Journal (article/letter/editorial) | | The tourmalines can be classified as fluor-schorl, schorl, foitite, magnesiofoitite, olenite and ‘‘fluor-elbaite’’...embedded in Gföhl orthogneiss of the Gföhl nappe. A quarry (left open) is situated in the more than 10 m thick...the colour, black tourmaline was identified as schorl by Sigmund (1937). It forms crystals up to 17...pale-pink colours. Black tourmaline was identified as schorl and the coloured tourmaline as Mn-bearing elbaite...(Ertl, 1995). Black tourmaline was identified as schorl and coloured tourmaline (reddish crystals reach |  | Siegel, Karin, Wagner, Thomas, Trumbull, Robert B., Jonsson, Erik, Matalin, Gabriella, Wälle, Markus, Heinrich, Christoph A. (2016) Stable isotope (B, H, O) and mineral-chemistry constraints on the magmatic to hydrothermal evolution of the Varuträsk rare-element pegmatite (Northern Sweden) Chemical Geology, 421. 1-16 doi:10.1016/j.chemgeo.2015.11.025 | Journal (article/letter/editorial) | | pegmatite (Northern Sweden) Karin Siegel a, Thomas Wagner b,⁎, Robert B. Trumbull c, Erik Jonsson d,e, Gabriella...the Varuträsk rare-element pegmatite (Skellefte District, Northern Sweden) has been investigated using...within the Paleoproterozoic Skellefte District, a 150 by 50 km region of greenschist- to amphibolite-facies...geochronology, the geologic setting of the Skellefte District can be briefly summarized as follows (Bergström...rift basin in the eastern part of the Skellefte District (Allen et al., 1996; Bergström, 2001). During |  | | Journal (article/letter/editorial) | | Fe3+ at the Y and Z sites, thus shifting from a schorl-dravitic composition to a bosiite one. The second...consists of a dominant Journal Pre-proof presence of schorl-dravitic tourmaline, however, with a scarce occurrence...schorlitic-dravitic composition (Fig. 5b, from schorl-dravitic compositions towards depletion of Al and...foitite, oxyschorl and oxy-dravite, 4.81 and 5.27 in schorl and dravite, but significantly decreasing from...oxytourmaline compositions (bosiite, oxy-dravite, oxy-schorl). Fluorine and chlorine are usually below the detection |  | | Journal (issue) | | The Museum of Natural History of the Tatarstan Republic was established on its basis of the Stuckenberg...1827, but from Sherlova Gora (which translates as Schorl Mount), which was "traditionally" referred to as...Transbaikalia (label says "AdunChilon, Nerchinsky district; Siberia"), Russia. GMKFU #5753. 26. Beryl (emerald)...(Laksmanovskoe) deposit (Akhtaragda), Mirninsky region, Western Yakutia, Russia. GMKFU # 12163. 33. Andradite...12 x7 cm. Vilui deposit (Akhtaragda), Mirninsky region, Western Yakutia, Russia. GMKFU #4882, delivered |  | | Journal (issue) | | pegmatites Pikárec and Rečice: Moldanubian Zone, Czech Republic………………………………………………………………………………………………………………………………...characteristics of the South Sangilen pegmatite belt, Tyva Republic, Russia…………………………………………………………………………………..68 LIMA...characterization of an unknown metamict phase from Tuften quarry, Larvik area, S Norway…………………………………………………………………………………………………………...columbite-(Mn) from NYF pegmatite Kožichovice II, Czech Republic …………………………………169 WEBBER, K.L., FALSTER, A...pegmatites in the Třevíč Pluton, Moldanubian Zone, Czech Republic; a vertically zoned pattern……………………………………… |  | Ertl, Andreas, Schuster, Ralf, Prowatke, Stefan, Brandstätter, Franz, Ludwig, Thomas, Bernhardt, Heinz-Jürgen, Koller, Friedrich, Hughes, John M. (2004) Mn-rich tourmaline and fluorapatite in a Variscan pegmatite from Eibenstein an der Thaya, Bohemian massif, Lower Austria. European Journal of Mineralogy, 16 (3) 551-560 doi:10.1127/0935-1221/2004/0016-0551 | Journal (article/letter/editorial) | | from Mn-poor (0.09 apfu) schorl through Al-rich Mnbearing (0.15-0.33 apfu) schorl, Mn-rich (0.58 apfu) Fe-bearing...tourmalines (98114: elbaite, 108796: dravite, 112566: schorl). Compositions of these tourmaline samples are...Mn-bearing schorl, brown-green; T5: Al-rich, Mn-bearing schorl, black; T6: Mg-bearing schorl, black; T7:...material: elbaite (98144), dravite (108796), and schorl (112566) described and analyzed by Dyar et al....quartz. These tourmaline crystals are classified as schorl with the representative formula of the core X(Na0 |  | | Journal (article/letter/editorial) | | strong chemical zoning and has a composition of schorl–dravite with significant povondraite and uvite...porphyry copper deposits and volcanic rocks in the region, indicating that the boron has a common, likely...from those of the tourmaline in the Carajás IOCG district (Brazil), suggesting that IOCGs do not form by...the case for the Cloncurry district in Australia and the Skellefte district in Sweden (Mark et al. 2006;...deposits (Frikken et al. 2005; Klemm et al. 2007; Wagner et al. 2009; Wittenbrink et al. 2009), but there |  | Ertl, A., Hughes, J. M., Brandstatter, F., Dyar, M. D., Prasad, P. S.R. (2003) Disordered Mg-Bearing Olenite from a Granitic Pegmatite at Goslarn, Austria: a Chemical, Structural, and Infrared Spectroscopic Study. The Canadian Mineralogist, 41 (6) 1363-1370 doi:10.2113/gscanmin.41.6.1363 | Journal (article/letter/editorial) | | stretching + MOH bending motions. In the fundamental OH region, only three bands at ~3737, 3630 (sh) and 3552...stretch + MOH bends. In the fundamental OH-stretching region, only three bands [3737, 3630 (sh) and 3552 cm–1]...cm–1 (which was observed in samples of the elbaite–schorl series) is probably due to traces of interstitial...Oliveira et al. (2002) for tourmaline samples (elbaite–schorl series) from granitic pegmatites. Tourmaline samples...cm–1, observed in tourmaline samples (dravite– schorl series) from gold deposits, might be indicative |  | | Journal (issue) | | COVER: AQUAMARINE BERYL crystal, 9.5 cm, with schorl and feldspar, from the Erongo Mountains, Namibia...discovery of some of the finest Namibian aquamarine, schorl and jeremejevite ever seen. Other aesthetic species...to 2006, some of the finest Namibian aquamarine, schorl and jeremejevite ever seen were collected in the...The mineralogical future looks bright for this region, because there are still vast tracts of mountainous...has excellent quality downloadable images of the region. HISTORY Cloos (1911) provided one of the earliest |  | Ertl, Andreas, Hughes, John M., Prowatke, Stefan, Rossman, George R., London, David, Fritz, Eric A. (2004) Mn-rich tourmaline from Austria: structure, chemistry, optical spectra, and relations to synthetic solid solutions. American Mineralogist, 88 (8) 1369-1376 doi:10.2138/am-2003-8-921 | Journal (article/letter/editorial) | | from the zoned elbaite pegmatite at Pikárec, Czech Republic, with up to 7.93 wt% MnO and 0.67 wt% FeO....tourmalines (98114: elbaite, 108796: dravite, 112566: schorl). Analyses of these tourmaline samples are pre-...tourmalines: elbaite (98144), dravite (108796), and schorl (112566), described and analyzed by Dyar et al...1) are presented for a pink and a yellow-brown region of the crystal. In the E^c direction, a broad band...710 nm Fe2+ band overlaps a Mn3+ band in the same region. Qualitatively, the spectra show that Mn2+ is present |  | Ertl, Andreas, Tillmanns, Ekkehart, Ntaflos, Theodoros, Francis, Carl, Giester, Gerald, Körner, Wilfried, Hughes, John M., Lengauer, Christian, Prem, Markus (2008) Tetrahedrally coordinated boron in Al-rich tourmaline and its relationship to the pressure-temperature conditions of formation. European Journal of Mineralogy, 20 (5) 881-888 doi:10.1127/0935-1221/2008/0020-1869 | Journal (article/letter/editorial) | | solution between schorl and elbaite, but would in solid solutions between schorl, ‘‘oxy-schorl’’, elbaite,...village Ihasy), Sahatany Valley, Betafo-Antsirabé region, Antananarivo Province, Madagascar, is located...36(3) 1.60a 1.60(15) 0.02(1) 3.31b 98.72 schorl, ‘‘oxy-schorl’’, elbaite, liddicoatite, or rossmanite...samples plot near the solid solutions of ‘‘oxy-schorl’’‘‘olenite 2’’, rossmanite-‘‘Al-tourmaline’’ and...would not allow for [4]B in solid solution between schorl and elbaite, but would in solid solutions between |  | | Journal (article/letter/editorial) | | on Tourmaline held in Nové Město na Moravě, Czech Republic. This Symposium brought together 78 active...European Journal of Mineralogy and the Journal of the Czech Geological Society. To highlight the acceleration...Symposium, was held at the same location in Czech Republic, and served as a venue to reflect on the remarkable...sometimes inadvertently. For example, the 14th century Czech crown of Saint Wenceslas, made for the Holy Roman...the first known analysis of a tourmaline species, schorl, was presented in 1785 (Wiegleb 1785), an important |  | | Journal (issue) | | ] 328 Famous mineral localities: the Pulsifer quarry (by W. E. Wilson) [1977, vol. 8, no. 2, p. 72-77...localities: the Himalaya dike system, Mesa Grande district, California (by E. E. Foord) [1977, vol. 8, no...Lowell) [1982, vol. 13, no. 1, p. 19-28.] The Jensen quarry, Riverside County, California (by F. DeVito and...Eichholz’s translation, 1971) “Caria” is an ancient district in southwestern Asia Minor. The In dian stones...Ali Akbar Dehkoda Loghat-nama, 1955, Teheran) SCHORL The early mining literature of central Europe mentions |  | Ertl, A., Kolitsch, U., Dyar, M. D., Hughes, J. M., Rossman, G. R., Pieczka, A., Henry, D. J., Pezzotta, F., Prowatke, S., Lengauer, C. L., Korner, W., Brandstatter, F., Francis, C. A., Prem, M., Tillmanns, E. (2012) Limitations of Fe2+ and Mn2+ site occupancy in tourmaline: Evidence from Fe2+- and Mn2+-rich tourmaline. American Mineralogist, 97 (8) 1402-1416 doi:10.2138/am.2012.4028 | Journal (article/letter/editorial) | | and polychrome tourmalines (elbaite-rossmanite-schorl series) up to 2.5 cm in length. Accessory minerals...tourmalines (98114: elbaite, 108796: dravite, 112566: schorl). Compositions of these tourmaline samples are...(O2-bearing) atmosphere we heated ~32 mg powder of the schorl sample up to 1100 °C under air. 32 million. Spectra...yellow-brown at the other. The spectrum of the yellow region is nearly devoid of features (Fig. 4) except for...and the rising absorption in the short wavelength region that is more intense in the E⊥c spectrum. There |  | Ertl, A., Rossman, G. R., Hughes, J. M., London, D., Wang, Y., O'Leary, J. A., Dyar, M. D., Prowatke, S., Ludwig, T., Tillmanns, E. (2010) Tourmaline of the elbaite-schorl series from the Himalaya Mine, Mesa Grande, California: A detailed investigation. American Mineralogist, 95 (1) 24-40 doi:10.2138/am.2010.3271 | Journal (article/letter/editorial) | | 95, pages 24–40, 2010 Tourmaline of the elbaite-schorl series from the Himalaya Mine, Mesa Grande, California:...tourmaline decrease. The black core is a Mn-bearing “oxy-schorl.” The grayish-yellow, intermediate zone is Mn-rich...(Fe2++Mn2+) content in tourmalines from the elbaite-schorl series (r2 = 0.99). Values lower than 15.84 Å for...enough to promote a continuous transition from schorl-foitite at the pegmatite margin to elbaite-ros...pegmatite interior. Keywords: Tourmaline, elbaite, schorl, crystal structure, Himalaya Mine, Mesa Grande |  | | Journal (article/letter/editorial) | | Schaller and Vlisidis (1958) and named after the Ajo district where it was found. They characterized the species...of kaolinite, 8.2 cm, from Artonvilla, Musina district, South Africa; collected ca. 2008. Ronnie McKenzie... 8.9 cm, from the Artonvilla diggings, Musina district, South Africa, 8.9 cm. Ronnie McKenzie specimen...recovered from the Artonvilla diggings, Musina district, South Africa. It measures 1.35 meters by 90 cm...is 3.8 cm, from the Artonvilla diggings, Musina district, South Africa. Patrick Meyer specimens, Jeff Scovil |
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