 | | Journal (issue) | | ORYKTOLOGIKA NEA -NEWS ON MINERALS and GeMin Exhibition in GREECE -NEWS ON MINERALS -3- Vol. 24 (No 143) - 2009...one can enjoy a dip in the lovely waters of the Aegean and Ionian pelagos (open sea) ,enjoy the Nature...Australia : â Opal Book A lovely book on Opal, South Australia s Gemstone is available for 22 Australian...Economy Air Mail). This is a publication of the South Australian Department of Mines and Energy. Size...Official Distributor in Europe for the book: Opal, South Australia s Gemstone. European orders will be forwarded |  | | Journal (article/letter/editorial) | | oxidized low grade metamorphic rocks at Vitali, Andros Island, Greece Thomas Reinecke Institut ffir Angewandte...associated with braunite quartzites at Vitali, Andros island, Greece, were chemically investigated. The Mn-rich...of piemontite, braunite, and rutile to form spessartine, calcite, titanite, and hematite by the reactions:...reactions: piemontite + braunite + C02 = spessartine + calcite + quartz_+ hematite + H 2 0 + 02 (3) and...rarely: piemontite + quartz + rutile + braunite = spessartine + titanite + hematite + H 2 0 + 02. (4) 1 Introduction |  | | Journal (article/letter/editorial) | | METASEDIMENTS FROM THE ISLAND OF ANDROS, CYCLADIC BLUESCHIST BELT, GREECE T H O M A S R E I N E C K E 1...Island of Andros, Cycladic Blueschist Belt, Greece. Chem. Geol., 53: 249--278. On the Island of Andros, Cycladic...piemontite--spessartine and piemontite quartzites (PSQ), containing braunite-rich lenses; (2) spessartine quartzites...change into NpxQ by a decreasing content of spessartine. While SQ is chemically equivalent to a montmorillonitic...montmorillonitic clay + Mn 2Ă· + Na Ă·, almost spessartine-free NpxQ can be derived from Fe-rich nontronitic |  | | Journal (article/letter/editorial) | | estimation of conditions under which andalusite, spessartine, and galaxite can be formed in Mn-bearing rocks...deposits: the Noda-Tamagawa Mine in Japan [16] and on Paros Island in Greece [10]. The association of tephroite...deposits of the Mamatvan type in the Kalahari group in South Africa, which were metamorphosed at Ă â 120â200°ë...Qtzâquartz, Crnâcorundum, Andâandalusite, Spsâspessartine, Glxâgalaxite. The reaction numbers correspond...corundum (Crn) Al2O3, andalusite (And) Al2SiO5, spessartine (Sps) Mn3Al2(SiO4)3, and galaxite (Glx) MnAl2O4 |  | | Journal (article/letter/editorial) | | of former pelagic clays and cherts from Andros (Cyclades, Greece) and Laytonville (California, USA). While...from the quarry in Laytonville (CA, USA, 5 miles south of Laytonville, 3955Âą0¹¹N, 12327Âą3¹¹W). It is...and AN-6 are from Andros (Cyclades, Greece, 3745ÂąN, 2448ÂąE, AN-1: central Andros, 1 km west of Strapouris;...Ioannis). The mineralogical composition of the Andros metasediments is diïŹerent. AN-1 is a spessartite-crossite...(glaucophane) schist which contains garnet (about 80% spessartine, with 25% Mn), quartz, zoned glaucophane, epidote |  | | Journal (article/letter/editorial) | | NIKORO GROUP (JURASSIC) /~ NIKURA âą KOKURIKIMINE MINE I 0 10 20 30 40 50km I 143" 144 " 1 1 h i...forming veinlets with quartz (Qz) in ore (Nikura mine). Opaque minerals are hematite (Hrn). b) Prismatic...Prismatic piemontites in quartz vein of ore (Kokuriki mine). Sample No.: KO 5-6. c) Piemontite coexisting with...pumpellyite-(Mn2+) (Pp) and quartz in ore (Kokuriki mine). Cc: Carbonate veinlet, d) Coarse-grained piemontite...with pumpellyite-(Mn2+) in a vein of ore (Kokuriki mine). Sample No.: KS-1. e) Small prismatic piemontite |  | | Journal (article/letter/editorial) | | garnet + anorthite (with garnet becoming more spessartine-rich with decreasing fo,) is highly suggestive...yields a garnet composition of grossular 33 : spessartine 27 : andradite 40. I n order to check these assumptions... + piemontite in nature are uniformly more spessartine-rich than the garnets formed by breakdown of...data are not available. The slight decrease in spessartine content in garnets from amphibolite facies rocks...balance considerations for piemontite breakdown to spessartine garnet in very Mn-rich rocks are suggested by |  | | Journal (article/letter/editorial) | | manganesemica, K(Mnl+Li)Si4Or2, from the Hoskins mine, New South Wales, Australia Rrcn,lno A. EcclnroN Department...rock-forming mineral in Mn-rich schists near Grenfell, New South Wales,Australia. It is a monoclinic, C2/m, C2, or...abandonedHoskins mine, a manganesedeposit 3 km west of Grenfell in central-westernNew South Wales (Australian...dumped rocks near the main shaft of the Hoskins mine, the largestindividual producer of manganeseore...manganeseore in New 0003-004x/89/ l I I 2-1360$02.00 South Wales (Bowman, 1977) with a total production of 25700 |  | Diella, Valeria, Bocchio, Rosangela, Caucia, Franca, Marinoni, Nicoletta, Langone, Antonio, Possenti, Elena (2021) New Insights for Gem-Quality Mn-Bearing Diopside-Omphacite, Violane Variety, from Saint Marcel (Val DâAosta, Italy): Its Trace Elements and Spectroscopic Characterization. Minerals, 11 (2) 171 doi:10.3390/min11020171 | Journal (article/letter/editorial) | | âItalian Type Mineralsâ, the violane of Praborna mine is quoted as âa Minerals 2021, 11, 171. https://doi...southern Baffin Island Nunavut, Canada [7] and from Vitali, two separate species: diopside, CaMg(Si2 O6 )...), and omphacite, (Ca,Na)(Mg,Fe,Al)(Si2 O6 ), Andros Island, [8]. and space group symmetry [2â5]. differing...Marcel area isfound the most locality locality) mine (Figure 1), and only a few pieces have been set...Island Nunavut, Canada [7] the andveins fromand Vitali, clusions of violane are rather narrow (from millimetric |  | | Journal (article/letter/editorial) | | included the Gillette quarry (elbaite), Roe bling mine (beryl), and Slocum quarry (beryl). Harte (1944)...Gillette quarry at Haddam Neck as a gem tourmaline mine for several years. Beautiful clear green and pink...Wesleyan collection (fig. 5 ) . T h e Swanson gem mine in East Hampton has produced considerable quantities...Roebling mine i n M e r r y a l l (fig. 4 ) . K u n z mentions gem beryl from the Roebling mine in his...beryl were recovered at the B r a c k prospect i n South Glastonbury during the early 1960s. Unusual for |  | Dasgupta, Somnath, Banerjee, H., Fukuoka, M., Bhattacharya, P.K., Roy, Supriya (1990) Petrogenesis of metemorphosed manganese deposits and the nature of the precursor sediments. Ore Geology Reviews, 5 (4) 359-384 doi:10.1016/0169-1368(90)90039-p | Journal (article/letter/editorial) | | "vredenburgite"*, while the silicate phases identified are spessartine, "rhodonite"** and Mn amphibole. Roy et al. (1986)...). The type IIA assemblages are dominated by spessartine-rich garnet and quartz and conform to the definition...Garnets in the Mn-silicate rocks are essentially spessartine-rich (Roy, 1981, and references cited therein)...al., 1981 ). Mn chlorite has been replaced by spessartine in greenschist facies rocks (Huebner, 1967)....from hydrothermally affected Kalahari deposits, South Africa. This phase does not occur in any other deposit |  | Abad, Isabel, JimĂ©nez-MillĂĄn, Juan, Molina, JosĂ© Miguel, Nieto, Fernando, Vera, Juan Antonio (2003) Anomalous Reverse Zoning of Saponite and Corrensite Caused by Contact Metamorphism And Hydrothermal Alteration of Marly Rocks Associated with Subvolcanic Bodies. Clays and Clay Minerals, 51 (5) 543-554 doi:10.1346/ccmn.2003.0510508 | Journal (article/letter/editorial) | | for developing thermal effects in the host rocks (Vitali et al., 1999) and hydrothermal systems generated...affect marine sediments hosting volcanic bodies (Vitali et al., 1999). Ferromagnesian smectites, corrensite...deposited from the Triassic to the early Miocene in the South Iberian continental margin. The Subbetic Zone corresponds...the main phase of intracontinental rifting of the South Iberian continental margin. Although basalts with...Figure 2. Panoramic view of the outcrop from the south of the laccolith. The sampling points (*) and the |  | | Book | | Struik Nature ( an imprint of Penguin Random House South Africa (Pty) Ltd) Company Reg. No. 1953/000441 /07...Century City, 7441 PO Box 1144, Cape Town, 8000 South Africa Visit www.penguinrandomhouse.co.za and join...House South Africa (Pty) Ltd Copyright© in published edition, 2019: Penguin Random House South Africa...specimen, Bruce Cairncross photo; Title page: Spessartine garnet crystal embedded in muscovite schist matrix...(back right); blue sapphire corundum; orange spessartine garnets; green tourmaline; red garnet (pink ruby |  | Mulligan, Suzanne R., Stavrou, Elissaios, Chariton, Stella, Tschauner, Oliver, Salamat, Ashkan, Wells, Michael L., Smith, Alexander G., Hoisch, Thomas D., Prakapenka, Vitali (2021) Equation of State for Natural Almandine, Spessartine, Pyrope Garnet: Implications for Quartz-In-Garnet Elastic Geobarometry. Minerals, 11 (5) 458 doi:10.3390/min11050458 | Journal (article/letter/editorial) | | Article Equation of State for Natural Almandine, Spessartine, Pyrope Garnet: Implications for Quartz-In-Garnet... Alexander G. Smith 6 , Thomas D. Hoisch 7 and Vitali Prakapenka 5 1 2 3 4 5 6 7 ...V. Equation of State for Natural Almandine, Spessartine, Pyrope Garnet: Implications for Quartz-In-Garnet...2021, 11, 458 2 of 12 (Fe3 Al2 [SiO4 ]3 ), spessartine (Mn3 Al2 [SiO4 ]3 ), and grossular (Ca3 Al2 [SiO4...crystallographic studies. The almandine [Fe], spessartine [Mn], pyrope [Mg], and grossular [Ca] end-members |  | Shieh, Sean R., Dorfman, Susannah M., Kubo, Atsushi, Prakapenka, Vitali B., Duffy, Thomas S. (2011) Synthesis and equation of state of post-perovskites in the (Mg,Fe)3Al2Si3O12 system. Earth and Planetary Science Letters, 312 (3) 422-428 doi:10.1016/j.epsl.2011.09.054 | Journal (article/letter/editorial) | | a,â, Susannah M. Dorfman b, Atsushi Kubo c, 1, Vitali B. Prakapenka c, Thomas S. Duffy b a b c Department...The natural samples have total grossular and spessartine components of 4â6 mol%. While the amount of ferric...almandine, Pyr = pyrope, Grs = grossular, Sps = spessartine. Compositions are given both as endmember proportions...proportions in the pyropeâalmandineâgrossularâspessartine quaternary as well as a recalculation based on...garnets from the pyropeâalmandineâgrossulariteâspessartine quaternary. Am. Mineral. 83, 1293â1301. Iitaka |  | | Report (volume) | | (Bonazzi et al. 1996), named after its locality Andros Island/Greece; dissakisite(Ce) (Grew et al. 1991), named...bending east-west, and the elongation (b) axis north-south. The plane shows a rough surface, structured by...Mn3+-silicate minerals from the Kalahari manganese fields, South Africa. Mineral Mag 66:137-150 Ashley PM, Martin...a new mineral of the epidote group from Andros Island, Greece. Am Mineral 81:735-744 Brandon AD, Creaser...Cordier L (1803) Analyse du MinĂ©ralconnu sus le nom de Mine de Manganese violet du PiĂ©dmont, faite au Labratoire |  | | Journal (issue) | | . . . . . . . . . 19 by J. A. Scovil The Machow mine, Tamobrzeg, Poland . . . . . . . . . . . .. .. ...after argentite, 10 cm tall, from the Las Chispas mine, Arizpe, Sonora, Mexico. Houston Museum of Natural...geologic setting and mineralogy of the mine site. The Harding mine catalog will provide researchers and...citations on the Harding mine and information about other collections of Harding mine specimens. The museum...high-quality, precisely located specimens from the mine. Interested persons should send helpful information | | | Journal (issue) | | after argentite, 10 cm tall, from the Las Chispas mine, Arizpe, Sonora, Mexico. Houston Museum of Natural...geologic setting and mineralogy of the mine site. The Harding mine catalog will provide researchers and...citations on the Harding mine and information about other collections of Harding mine specimens. The museum...high-quality, precisely located specimens from the mine. Interested persons should send helpful information...(36) Tuolumne County; 2.54 cm, 1.9 cm (39) Seaton mine, Amador County; 12.07 cm (45) (no locality given); |  | Lu, Chang, Mao, Zhu, Lin, Jung-Fu, Zhuravlev, Kirill K., Tkachev, Sergey N., Prakapenka, Vitali B. (2013) Elasticity of single-crystal iron-bearing pyrope up to 20GPa and 750K. Earth and Planetary Science Letters, 361. 134-142 doi:10.1016/j.epsl.2012.11.041 | Journal (article/letter/editorial) | | a, Kirill K. Zhuravlev b, Sergey N. Tkachev b, Vitali B. Prakapenka b a b Department of Geological Sciences...Fe3Al2Si3O12; Gr: grossular, Ca3Al2Si3O12; Sp: spessartine, Mn3Al2Si3O12; And: Ca3Fe2Si3O12. The uncertainty...Fe3Al2Si3O12; Gr: grossular, Ca3Al2Si3O12; Sp: spessartine, Mn3Al2Si3O12; And: Ca3Fe2Si3O12; Uv: Ca3Cr2Si3O12 |  | | Journal (article/letter/editorial) | | the former is a fossil subduction zone where the South Fiji Basin was being subducted beneath Fiji [25...Lomaiviti and VatuleleâBeqa lineaments, east and south of Viti Levu respectively, are represented by island...Mg, Ca), ilmenite (Fe, Ti), albite (Al, Na), spessartine (Al, Mn), pyrope (Si, Mg), K-feldspar (K), gahnite...shoshonitic rocks rocks from from Limnos, Limnos, Greece Greece [47]. [47]. Pe-Piper Pe-Piper et et al. al....mineralization formed as a series of NâS trending veins and south-dipping flatmakes at the Tuvatu deposit [10], which |  | | Book | | which they called the Bentley Lake Road occurrence, south of Bancroft. Sharp, flattened rhombohedral ilmenite...Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's...property of, the old Madawaska uranium mine (called the Faraday mine before 1964). The mineral assemblage...Girardville, itself 40 km northwest of Lac Saint-Jean in south-central Quebec, very large and sharp ilmenite Cl)...Cowgill, 1977). LATINAMERICA BRAZIL Jacupiranga mine, Sao Paulo. Among the crystallized minerals in the |  | | Report (issue) | | crystal weighed 455 kilograms. 2m: The Queen Anne mine in Zimbabwe has produced crystals up to 2 meters...lengths of 3 meters, as have those at Tin Mountain, South Dakota. 4m: Beryl crystals have reached 4 meters...weighed almost 24 tons. 8.7m: In Jackalswater, South Africa, the largest beryl crystal recorded was 8...cookeite, tourmaline, lepidolite, topaz, and spessartine (Pezzotta, 2001; Cerny, 1992). In greisen deposits...surprise. In 1997, Gary and Mary Freeman began to mine the Orchard pit, a then insignificant pegmatite |  | | Book (volume) | | (30.89 ct), Maine; round brilliant red-orange spessartine garnet (16.62 ct), Ramona, California; deep red...cushion cut rhodochrosite (25.56 ct), Sweet Home Mine, Colorado; colorless scheelite (19.66 ct), Kern...IDE DS AED 3) June Culp Zeitner, of Rapid City, South Dakota, for her lifelong devotion to the study...operators, Morefield Mine, Amelia, VA; Max & Suzy Berchtold, Royal Rainbow Mine, Laytonville, CA; Ralph...Petrified Wood, Lebanon, OR; Dr. Eric Fritzsch, South Dakota School of Mines and âTechnology, Rapid City |  | | Journal (article/letter/editorial) | | Composition of Melilite CLARICE(F W.). Petalite, Spessartine, and Willemite , . . . . . . .. .. ... ...XVi HAMBEWI ( A ) . Minerals from t h e Rarstigen Mine. Sweden KALECSINSZEY (A.). Helvine f r o m H u n...âŹ1.). Silver and Copper Compounds of Acet-jlr>nc VITALI(I).). Action of HjdrogScn Cyanide on Mercurous...presence o f Phosphoric Acid . . . . . . . . . VITALI(D.). Reactions of Hydrastine and other Alkaloi'ds...in presence of Ibdine . . . . . . . . . . . . . VITALI (D.). Volumetric Kstimation of Soluble Snlphitles |  | Fan, Dawei, Xu, Jingui, Lu, Chang, Tkachev, Sergey N., Li, Bo, Ye, Zhiling, Huang, Shijie, Prakapenka, Vitali B., Zhou, Wenge (2019) Elasticity of single-crystal low water content hydrous pyrope at high-pressure and high-temperature conditions. American Mineralogist, 104 (7) 1022-1031 doi:10.2138/am-2019-6897 | Journal (article/letter/editorial) | | Tkachev4, Bo Li1,3, Zhiling Ye1,3, Shijie Huang1,3, Vitali B. Prakapenka4, and Wenge Zhou1,* Key Laboratory...Xie, H.S. (2015b) PâVâT equation of state of spessartine-almandine solid solution measured using a diamond...C. (1990) Compressions of synthetic pyrope, spessartine and uvarovite garnets up to 25 GPa. Physics and |
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