 | Ertl, Andreas, Rossman, George R., Hughes, John M., Ma, Chi, Brandstätter, Franz (2008) V3+-bearing, Mg-rich, strongly disordered olenite from a graphite deposit near Amstall, Lower Austria: A structural, chemical and spectroscopic investigation. Neues Jahrbuch für Mineralogie - Abhandlungen, 184 (3) 243-253 doi:10.1127/0077-7757/2008/0100 | Journal (article/letter/editorial) | | strongly disordered olenite from a graphite deposit near Amstall, Lower Austria: A structural, chemical and...data of green V- and Cr-bearing tourmaline from the graphite deposit at Weinberg Mountain, west of the...Amstall, Lower Austria, were obtained. To address the role of V and Cr in the spectrum of tourmaline, examination...absorption coefficients for both V and Cr in tourmaline were determined for the 600 nm region. For the...that the spectroscopic features of the Amstall tourmaline come dominantly from V. The optimized formula |  | Ertl, Andreas, Rakovan, John, Hughes, John M., Bernhardt, Heinz-Jürgen, Rossman, George R. (2019) Vanadium-rich Muscovite from Austria: Crystal Structure, Chemical Analysis, and Spectroscopic Investigations. The Canadian Mineralogist, 57 (3) 383-389 doi:10.3749/canmin.1900020 | Journal (article/letter/editorial) | | 3749/canmin.1900020 VANADIUM-RICH MUSCOVITE FROM AUSTRIA: CRYSTAL STRUCTURE, CHEMICAL ANALYSIS, AND SPECTROSCOPIC...Universität Wien, Althanstraße 14, A-1090 Vienna, Austria JOHN RAKOVAN Department of Geology and Environmental...veins in graphite schist from Weinberg mountain, near the village of Amstall, Lower Austria, is distinctly...muscovite-2M1, crystal structure, graphite schist, Amstall, Austria. INTRODUCTION Vanadium-bearing muscovite-2M1...39 wt.% BaO) associated with vanadium-bearing tourmaline (7.45 wt.% V2O3, 0.58 wt.% V2O4) was reported |  | | Journal (article/letter/editorial) | | OXIDE MINERALS OF THE GREEN GIANT VANADIUMGRAPHITE DEPOSIT, SOUTHWEST MADAGASCAR VERONICA E. DI CECCO§ AND...oxide minerals have been previously identified in graphite-bearing quartzo-feldspathic gneisses derived from...minerals are described from the Green Giant vanadium-graphite property in southwest Madagascar. The vanadium-rich...Keywords: vanadium, vanadium oxides, Madagascar, graphite, oxyvanite, Green Giant, schreyerite. INTRODUCTION...INTRODUCTION The Green Giant vanadium-graphite deposit is located in southwest Madagascar (Fig. 1), 145 km |  | | Journal (article/letter/editorial) | | DOI : 10.3749/canmin.49.1.195 VANADIUM-BEARING TOURMALINE IN METACHERTS FROM CHVOJNICA, SLOVAK REPUBLIC:...Bratislava, Slovak Republic Abstract Vanadium-bearing tourmaline was found in Paleozoic metacherts near Chvojnica...protolith was deposited under anoxic conditions. Tourmaline from Chvojnica displays strong chemical zoning...V)–2, CaMgOX□–1(Al,V)–1(OH)–1. The V-bearing tourmaline from Chvojnica is the result of multistage Pre-Alpine...metamorphism. The core of the grains is a product of the lower-grade M1 metamorphic event, whereas the intermediate |  | | Journal (article/letter/editorial) | | association with amphibolites, marbles and accompanying graphite gneisses. Fine-grained garnets contain (mol. %)...Novosedly Šebanov lda 20 km Český Krumlov Austria Mo N ath oli th České Budějovice Fig. 1...abundant layers of marble, calc-silicate gneiss, graphite gneiss, quartzite and amphibolite in addition...1995) and the Mesoproterozoic Dobra gneiss in Lower Austria (Gebauer and Friedl 1994; Friedl et al. 2004)...quartzite calc-silicate gneiss amphibolite graphite gneiss orthogneiss/granulite locality of Mn-rich |  | Bačík, P., Uher, P., Cempírek, J., Vaculovič, T. (2012) Magnesian tourmalines from plagioclase-muscovite-scapolite metaevaporite layers in dolomite marble near Prosetín (Olešnice Unit, Moravicum, Czech Republic) Journal of GEOsciences, 57 (3) 143-153 | Journal (article/letter/editorial) | | Corresponding author 1 Radial aggregates of blue–grey tourmaline were found in plagioclase–muscovite–scapolite...clinozoisite. Electron-microprobe analyses of tourmaline show dravitic composition with very high content...(3) AlO(MgOH)–1 in “oxydravitic” members. The tourmaline is relatively poor in trace elements; only Ti...plagioclase–muscovite–scapolite rocks. Keywords: tourmaline, dravite, oxy-dravite, crystal chemistry, metaevaporites...M. Novák 1. Introduction Extremely magnesian tourmaline including dravite, “oxy-dravite” and magnesio-foitite |  | Bačík, P., Uher, P., Ertl, A., Jonsson, E., Nysten, P., Kanický, V., Vaculovič, T. (2012) Zoned REE-Enriched Dravite from a Granitic Pegmatite in Forshammar Bergslagen Province, Sweden an EMPA XRD and LA-ICP-MS Study. The Canadian Mineralogist, 50 (4) 825-841 doi:10.3749/canmin.50.4.825 | Journal (article/letter/editorial) | | Universität Wien, Althanstraße 14, A–1090 Wien, Austria Erik JONSSON Geological Survey of Sweden, Box...Czech Republic Abstract Green to grayish green tourmaline crystals (up to 10 cm across), with distinct...pegmatite, central Bergslagen province, Sweden. Tourmaline contains inclusions of zircon and xenotime-(Y)...structural data (from the rim) indicate that the tourmaline can be classified as a dravite with moderate...moderate Al–Mg disorder at the Y and Z sites. Tourmaline displays chemical zoning that reflects the distribution |  | Ertl, A., Marschall, H. R., Giester, G., Henry, D. J., Schertl, H.-P., Ntaflos, T., Luvizotto, G. L., Nasdala, L., Tillmanns, E. (2010) Metamorphic ultrahigh-pressure tourmaline: Structure, chemistry, and correlations to P-T conditions. American Mineralogist, 95 (1) 1-10 doi:10.2138/am.2010.3283 | Journal (article/letter/editorial) | | pages 1–10, 2010 Metamorphic ultrahigh-pressure tourmaline: Structure, chemistry, and correlations to P-T...Universität Wien, Althanstrasse 14, 1090 Wien, Austria Department of Earth Sciences, Wills Memorial Building...Universität Wien, Althanstrasse 14, A-1090 Wien, Austria 6 Institut für Geowissenschaften, Universität Heidelberg...236, D-69120 Heidelberg, Germany 1 2 AbstrAct Tourmaline grains extracted from rocks within three ultrahigh-pressure...[4]B in the UHP tourmaline ( distances ~1.620 Å), even in high-temperature tourmaline from the Erzgebirge |  | Cempírek, J., Houzar, S., Novák, M., Groat, L. A., Selway, J. B., Šrein, V. (2013) Crystal structure and compositional evolution of vanadium-rich oxy dravite from graphite quartzite at Bítovánky, Czech Republic. Journal of GEOsciences, 58 (2) 149-162 | Journal (article/letter/editorial) | | compositional evolution of vanadium-rich oxy‑dravite from graphite quartzite at Bítovánky, Czech Republic Jan Cempírek1...Corresponding author Two types of V-rich dravitic tourmaline (oxy-dravite to dravite) distinct in their color... morphology, paragenesis and composition from graphite quartzite at Bítovánky near Třebíč, Moldanubicum...X-ray diffraction. Green oxy-dravite (GVD) from graphite quartzite is sporadically zoned with V-enriched...overprinting of the host graphite quartzite assemblage. Keywords: vanadium, tourmaline, trace elements, structure |  | 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) | | granitic pegmatites from the Moldanubian nappes, Lower Austria ANDREAS ERTL1,*, RALF SCHUSTER2, JOHN M. HUGHES3...Universität Wien, Althanstrasse 14, 1090 Wien, Austria *Corresponding author, e-mail: andreas.ertl@a1...(Geological Survey), Neulinggasse 38, 1030 Wien, Austria 3 Department of Geology, University of Vermont...Salzburg, Hellbrunnerstrasse 34, 5020 Salzburg, Austria 6 Department of Astronomy, Mount Holyoke College...Universität Wien, Althanstrasse 14, 1090 Wien, Austria 9 Mineralogisch-Petrographische Abteilung, Naturhistorisches |  | | Report (issue) | | extraLapis English No. 3: Tourmaline Publisher Lapis International, LLC; East Hampton, CT Concept &...Eberhard Equit, 1993 extraLapis English No. 3 Tourmaline A Gemstone Spectrum Contributions by Brian C...LAPIS INTERNATIONAL, USA Tourmaline ♦ History ♦ Mineralogy • Tourmaline - History in Brief ..........Mineralogy of the Tourmaline Group . . . 10 Species by Species - The Minerals of the Tourmaline Group ........24 Ferdinand Damaschun • Is There Really Black Tourmaline? ..... 30 Joachim Zang and Warde da Fonseca-Zang |  | | Book | | rush, nevertheles. some nonmetallics came tro. deposit. comparable in value to the richer metal de- posits...utilization of known materials (e.g., chemically pure graphite applied as a moderator of fast neutrons in atomic...partial ablation of the surface causes cooling of the lower layers, which thus acquire a more resistant structure...(diorites to quartz diorites) which predominate in the lower layer of the continental crust, produces melts that...industrial minerals of magmatic origin (diamond, graphite, corundum, forsterite, apatite, eruptive rocks) |  | | Book (edition) | | complicated compositions, e.g. the amphibole, mica, tourmaline, labuntsovite, eudialyte, and several other groups:...dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g...., Bavaria. both Germany, and from the Rabejac deposit, Herault dept.. France.AM 49. 1578-1602, 1964....near Sobotfn, Moravia, Czech Rep., in skarn at the Sankt Christoph mine, near Breitenbrunn, Saxony, Germany...Grossgreiner Mt., overlooking Zillertal Valley, Tirol, Austria, and at Passo di Vizze, Trentino-Alto Adige, Italy |  | | Journal (article/letter/editorial) | | 5(1); olenite K0 = 116(6), K0ʹ = 4.7(4). Each tourmaline exhibits highly anisotropic behavior under compression...tourmaline’s compression behavior. Keywords: Tourmaline, synthetic, single-crystal X‑ray diffraction...equation of state, diamondanvil cell Introduction Tourmaline is the most common borosilicate and is found...tourmaline’s stability (Bosi 2018). At ambient pressure, tourmaline has been experimentally shown to be stable from...by luminescence spectroscopy suggests dravitic tourmaline undergoes a subtle second-order phase transition |  | Hughes, J. M., Rakovan, J., Ertl, A., Rossman, G. R., Baksheev, I., Bernhardt, H.-J. (2011) Dissymmetrization in tourmaline: the atomic arrangement of sectorally zoned triclinic Ni-bearing dravite. The Canadian Mineralogist, 49 (1) 29-40 doi:10.3749/canmin.49.1.29 | Journal (article/letter/editorial) | | 10.3749/canmin.49.1.29 DISSYMMETRIZATION IN TOURMALINE: THE ATOMIC ARRANGEMENT OF SECTORALLY ZONED TRICLINIC...Universität Wien, Althanstrasse 14, A–1090 Vienna, Austria George R. ROSSMAN Division of Geological and Planetary...optically anomalous tourmaline are common, and recently an occurrence of triclinic tourmaline was reported with...of Ni-bearing dravite from the Berezovskoe gold deposit, Middle Urals, Russia, in the non-conventional...to facilitate comparison with the conventional tourmaline R3m cell. The dissymmetrization occurs as a result |  | | Journal (article/letter/editorial) | | from the text by simply using the code of each deposit in the chart. This code can be created by combining...combining the commodity (lines) shown by numbers plus lower caps with the host rocks or structure (columns)... . . . . 3.4. Metamorphic chromium (gemstone) deposit . . . . . . . . . . . 3.5. Chromium supply and... . . . . . . . . 11.3. Structure-bound copper deposit . . . . . . . . . . . . . . . . . . . . . . . ...use . . . . . . . . . . . . . . . . . . . . . Graphite . . . . . . . . . . . . . . . . . . . . . . . | | | Journal (article/letter/editorial) | | from the text by simply using the code of each deposit in the chart. This code can be created by combining...combining the commodity (lines) shown by numbers plus lower caps with the host rocks or structure (columns)... . . . . 3.4. Metamorphic chromium (gemstone) deposit . . . . . . . . . . . 3.5. Chromium supply and... . . . . . . . . 11.3. Structure-bound copper deposit . . . . . . . . . . . . . . . . . . . . . . . ...use . . . . . . . . . . . . . . . . . . . . . Graphite . . . . . . . . . . . . . . . . . . . . . . . |  | | Journal (article/letter/editorial) | | pegmatite at Portland, Connecticut, the near-by Hale deposit (Glastonbury), and the Blueberry Mountain pegmatite...occurring in British Columbia are referred to the Lower Cretaceous.luP.ge Agar, Wm. M., The pegmatites of...pp. 300-311. t6 Dolmage, Victor, Finlay River district, British Columbia:' Canad'ian l[i'n. TH E AM...San Diego, California, world famous for their tourmaline crystals and lithium minerals, are of Mesozoic...Vosges region of France.27A pegmatitic ore deposit in Austria, of pre-middle Cretaceousage, has been describedby |  | 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) | | emeralds from selected occurrences worldwide (Austria, Australia, Colombia, South Africa, Russia) to...Balka emeralds (zircon with up to 11 wt% Hf, tourmaline, albite, Sc-bearing apatite) point to a pegmatitic...Thick sections of emerald samples (Habachtal, Austria; Ural Mts., Russia; Muzo, Columbia; Leyendorp,...13.56 13.40 80-47 Habachtal, Austria 13.24 13.21 80-51 Habachtal, Austria 13.09; 13.10(c-r) 12.81 Note:...72 g/cm3 (Taran et al. 2004), which is slightly lower than that from emeralds of most other deposits, |  | | Journal (article/letter/editorial) | | incorporation of Co, Ni and Cu cations into the tourmaline structure at concentrations of up to 1 apfu....octahedra and their deformations. Key-words: tourmaline; structural adjustment; crystal structure refinement;...the number of different mineral species in the tourmaline supergroup (Bosi et al., 2017b). The refinement...scientific community concerning 1. Introduction Tourmaline is one of the commonest natural boron silicates...(Baksheev & Kudryavtseva, 2004). The occurrence of tourmaline in endogenous mineral deposits of virtually all |  | | Journal (article/letter/editorial) | | Mineralogist, Volume 103, pages 298–306, 2018 Tourmaline crystal chemistry Ferdinando Bosi1,* Department... and TO4 polyhedra. The overall structure of tourmaline is a result of short-range and long-range constraints...certain cation to a specific structural site of the tourmaline structure has been established on the basis of...considerations. This has direct implications for the tourmaline nomenclature, as well as on petrogenetic and...assumptions behind the classification scheme of tourmaline have been reformulated, revealing major agreement |  | | Journal (article/letter/editorial) | | applications to intersite geothermometry based on tourmaline. Overall, the experimental data (structural refinement...history of both tourmaline and tourmaline host rocks and imply that successful tourmaline geothermometers...insensitive and involve large uncertainties. Keywords Tourmaline · Crystal structure refinement · Infrared spectroscopy...spectroscopy · Geothermometry Introduction The tourmaline supergroup minerals are the most widespread borosilicates...and Trumbull 2011; Lussier et al. 2008, 2011). Tourmaline is a typical accessory mineral, and occasionally |  | | Journal (article/letter/editorial) | | marbles, minor metabasites, graphite-rich rocks and locally scapolite- and tourmaline-bearing rocks (metaevaporites...differences in the major elements, disregarding slightly lower SiO2/Al2O3 ratio, slightly increased Na and K contents...Carbonatite-like marbles were described from the Bliná graphite mine, the Èeský Krumlov Unit, Variegated Unit...with the carbonatite-like marble from the Bliná graphite mine. Localities of marbles with carbonatite-like...quarries are situated about 3 km NE of the graphite deposit Bliná, 600 m W of Muckov (Fig. 1). Marble |  | Reznitskii, L., Clark, C. M., Hawthorne, F. C., Grice, J. D., Skogby, H., Halenius, U., Bosi, F. (2014) Chromo-alumino-povondraite, NaCr3(Al4Mg2)(Si6O18)(BO3)3(OH)3O, a new mineral species of the tourmaline supergroup. American Mineralogist, 99 (8) 1767-1773 doi:10.2138/am.2014.4787 | Journal (article/letter/editorial) | | NaCr3(Al4Mg2)(Si6O18)(BO3)3(OH)3O, a new mineral species of the tourmaline supergroup Leonid Reznitskii1, Christine M. Clark2...NaCr3(Al4Mg2)(Si6O18)(BO3)3(OH)3O, is a new mineral of the tourmaline supergroup. It is found in metaquartzites of... by the homovalent substitution Cr3+ ↔ Al3+. Tourmaline with chemical compositions classified as chr...OH)3O. Keywords: Chromo-alumino-povondraite, tourmaline, new mineral species, electron microprobe, crystal-structure...spectroscopy, Sludyanka, Russia Introduction The tourmaline supergroup minerals are widespread, occurring |  | Bosi, F., Reznitskii, L., Skogby, H., Halenius, U. (2014) Vanadio-oxy-chromium-dravite, NaV3(Cr4Mg2)(Si6O18)(BO3)3(OH)3O, a new mineral species of the tourmaline supergroup. American Mineralogist, 99 (5) 1155-1162 doi:10.2138/am.2014.4568 | Journal (article/letter/editorial) | | NaV3(Cr4Mg2)(Si6O18)(BO3)3(OH)3O, a new mineral species of the tourmaline supergroup Ferdinando Bosi1,3,*, Leonid Reznitskii2...NaV3(Cr4Mg2)(Si6O18)(BO3)3(OH)3O, is a new mineral of the tourmaline supergroup. It is found in metaquartzites of...oxy-vanadium-dravite by the homovalent substitution V3+ ↔ Cr3+. Tourmaline with chemical compositions classified as van...)3O. Keywords: Vanadio-oxy-chromium-dravite, tourmaline, new mineral species, crystal-structure refinement...optical absorption spectroscopy Introduction The tourmaline supergroup minerals are widespread, occurring |
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Graphite deposit, Hengstberg, Hafnerbach, Sankt Pölten-Land District, Lower Austria, Austria