 | | Journal (article/letter/editorial) | | striJverite, 605 British Isles ENGLAND Bosahan quarry, Carnmenellis, Cornwall, granite (weathered), kaolinite...fluorite, 4Ol Hazlehead quarry, Penistone, muscovite, I76 Hepworth Iron Co. quarry, Hazlehead, Penistone...Swinden Limeworks quarry, Linton, fluorite, 4oi WALES(Cymru) Dorothea slate quarry, Nantlle, muscovite...CO2metamorphosed lavas, ankerite, chalybite, 119 Binhill quarry, Cairnie, Huntly, Aberdeenshire, tacharanite, scawtite...hornblende-schist, laumontite, prehnite, kaolinite, 608 Hagdale quarry, Unst, Shetland, nickel hydroxide and (?) oxyhydroxide |  | | Journal (article/letter/editorial) | | POULTIDIS Steyrerstrasse 14, A-4531, Kematen, Austria Abstract The Transdanubian Volcanic Region (TVR)...volcanic areas of the TVR: 1 = Graz Basin, 2 - Burgenland, 3 - Gdrce, 4 = Bondor6hegy, Kabhegy, Agartet6...Badacsony. 7-9: other young alkali basalt occurrences: 7 - Nogrfid district, 8 = Bfinfit region, 9 = Rfikos...Transdanubia extends from the Graz Basin and Burgenland (E Austria) to Lake Balaton (W Hungary) (Fig. 1). This...Graz Basin, basanites and olivine tholeiites in Burgenland, basanites, alkali basalts and olivine tholeiites |  | | Journal (issue) | | Coldham Emmanuel Fritsch HONORARY DIAMOND MEMBER Martin Rapaport CHIEF EXECUTIVE OFFICER Alan D. Hart COUNCIL...borate known only from the Fuka mine, a marble quarry in Bicchu-cho near Takahashi, Okayama Prefecture...08 and 2.24 ct, are reportedly from the Kasula District in western Tanzania. Photo by J. Štubňa. Yellow...yellow opal samples reportedly from the Kasula District in the Kigoma region of western Tanzania, which...Banská Štiavnica precious- and base-metal ore district is one of the largest in the Carpathian arc of |  | | Report (chapter) | | Museum/Mineralogie, Postfach 417, A-lO14 Vienna, Austria. (e-mail. obenholzner@al.net) 2Zentrum fuer Elektronenmikroskopie...Elektronenmikroskopie, TU-Graz, Steyrerg. 17, A-8010 Austria. (hartmuth. schroettner@felmi-zfe, at) 3Instituto...fallout ash reveal the presence of wollastonite, hercynite and glass of non-volcanic, contact-metamorphic...metamorphism Hercynite (Fe-Al-spinel)-bearing particles are also recognized. Euhedral hercynite (clast 1:...derive from background or interstitial matrix. Hercynite may derive from metamorphosed argillaceous rock |  | | Journal (article/letter/editorial) | | 1994 Printed in Austria Petrology and geochemistry of an unusual tridymite-hercynite xenolith in tholeiite...Fe-Al-rich xenolith, tridymite-hercynite rock, was entrained in the Cenozoic basalt from Niutoushan, southeastern...southeastern China. The tridymite-hercynite rock consists of hercynite (40-50%), tridymite (35-45%), ilmenite...Compared to "normal" igneous rocks, this tridymite-hercynite rock has higher FeO, A1203, and lower SiO 2, CaO...missing, and the composition of the tridymite-hercynite rock is different from that of any Si-poor melt |  | | Journal (issue) | | to be a = 8.1 1 5 A ± 0.00 1 A . THE SPINEL-HERCYNITE SERIES Unit cell data available in the literature...confirms, however, the validity of the spinel-hercynite series for natural spinets, and indicates the...10 I 2 8 15 Most of the data published for hercynite is oo synthetic material, and lies between a =...determined a = 8.096 A ± 0.001 A for a synthetic hercynite with 23% disorder ofthe Fe and Al atoms; this...rationalized with the data in Fig. I . The most precise hercynite determinations a.re those ofZhukovskaya et al |  | | Journal (article/letter/editorial) | | I45. Baryte, synthetic, growth spirals on, 296. Basalt, electroylsis of, 568. Basaluminite, Wales, opt...Zealand, grandidierite, 615. Blende, Algeria, Austria, Congo, France, Greece Spain, Yugoslavia, cathodoluminescence...Australia, alkali feldspar, anal., d2oi, 489. Bosahan quarry, Falmouth, Cornwall, biotite, 2IO. BOWDEN (P.)...see ATTEWELL(P. R.), 428. Burgstein, Oetztal, Austria, omphacite, 61. BURKE (E. A. J.), KIEFT(C.), FELItJS(R...Cell-contents of arthurite, 52o. - - - - Dean quarry, Coverack, The Lizard, Cornwall, analcime, natrolite |  | | Journal (article/letter/editorial) | | ATKtN (D.), see LIVINGSTONE(A.), 441 Auchinstarry quarry, Kilsyth, Scotland, julgoldite, 76I Avondale, Auckland...the Skaergaard intrusion, East Greenland, 285 Hercynite, Central Australia, anal., 589; and see Picotite...Meru, Tanzania, anal., 6I I Kajlidongri, Jhabua District, Madhya Pradesh, India, 'winchitc', 395 Kamawata...routine work, design, 97 Mirannie-Moant-Rivers district, New South Wales, scoriaceous rock, 781 Mitridatite...origin of, 7o Motttboissier, Massif Central, France, basalt, ultrabasic xenoliths, I53 Mont Dote, France, zircon |  | Morisset, C.-E., Scoates, J. S., Weis, D., Sauve, M., Stanaway, K. J. (2010) RUTILE-BEARING ILMENITE DEPOSITS ASSOCIATED WITH THE PROTEROZOIC SAINT-URBAIN AND LAC ALLARD ANORTHOSITE MASSIFS, GRENVILLE PROVINCE, QUEBEC. The Canadian Mineralogist, 48 (4) 821-849 doi:10.3749/canmin.48.4.821 | Journal (article/letter/editorial) | | V6T 1Z4, Canada Martin SAUVɶ Iron Ore, Rio Tinto Exploration – Australia District, 37 Belmont Avenue...2–9.1 wt% Al2O3; XMg between 70 and 75), and hercynite (XMg in the range 61–70), with trace amounts of...formed as a result of subsolidus reactions (e.g., hercynite + orthopyroxene + rutile ± corundum ! sapphirine...which was stabilized by cocrystallization of hercynite rather than magnetite. As a result, the residual...saphirine résulterait de réactions subsolidus (e.g., hercynite + orthopyroxène + rutile ± corindon ! sapphirine |  | | Journal (article/letter/editorial) | | wollastonite, 649; lithian tourmaline, 747 Newhurst quarry, Shepshed, Leicestershire, vesigni6ite, 533 Cornwall...glauconite, 753 SCOTLAND France Auchinstarry quarry, Kil~yth, Stirlingshire, julgoldite, 761 Blackcraig... 59 Portsoy, Banffshire, migmatites, 66r Ratho quarry, Edinburgh, julgoldite, 761 Champagnac, Cantal...Saint-Jean-du-Gard, Gard, zircon, 79o Montboissier, Puy-de-Dome, basalt, ultrabasic xenoliths, r53 Mont Dore, Puy-de-Dome...Maures, Var, zircon, 79o Puy Beaunit, Puy-de-Dome, basalt, ultrabasic xenoliths-, 153 A berdeenshire Huntly |  | | Journal (article/letter/editorial) | | magnetite crystal in the xenolith exsolved into hercynite, magnetite and hematite during cooling. It includes...sapphires are released by weathering and erosion of basalt (Taylor and B u r a v a s , 1951; C h a r a l j...Phloi sapphire field in Kanchanaburi, the Denchai district in Phrae, and Ban Bang Kacha in Chanthaburi (Vichit...s Gtra Location CHANTHABURI PROVINCE Tha Mai District (The First or Western Zone) -Khan Phloi Waen-Khao...CHANTHABURI-TRATPROVINCES Khlung and Kriao Saming District (The Second or Middle Zone) -Bo Welu-Ban Si Siat-Tok |  | | Book | | A CHANGING PLANET 11 Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm Mineral Species...collectors and often used as decorative items. Basalt is the most abundant volcanic rock on Earth’s surface...rock, created when hot gases were trapped in the basalt lava as it a specimen. The minerals may have grown...solidify into an extrusive igneous rock such as basalt. Magma may also solidify very slowly beneath Earth’s...such as Porcupine and Hemlo districts; Noranda district, Quebec. USA: Mother Lode belt and others in |  | | Journal (article/letter/editorial) | | hypersthene, olivine, magnetite, plagioelase, hercynite, 513 Glomsrudkollen mine, Modum, ktenasite, unidentified...Vcernes, chromite, 35 I Iceland (Island) Reykjanes, basalt, smectite, 217 Finland (Suomi) Kaavi, chromian...St. Austell, columbite, r3I Penryn Granite Co. quarry, Halv,zsso, stokesite, 411 Wheal Cock Zawn, stokesite...I Somerset Mendips, chloroxiphite, 357 Merehead quarry, Cranmore, brucite, blixite, hydromagnesite, hydrocerussite...Saltburn, iron-boracite, 404 Hepworth Iron Co. quarry, Penistone, francolite, siderite (magnesian), 287 |  | | Journal (article/letter/editorial) | | pegmatite veins (pegmatite-related zones) comprises hercynite- and corundum-bearing zones. Tourmaline-rich zone...assemblages: corundum + margarite ± Ca-plagioclase, hercynite + corundum + garnet ± chlorite, and anthophyllite...granitic gneiss. Keywords: Corundum, tourmaline, hercynite, desilicated pegmatite, peridotite, bimetasomatism...specific reaction zones; including green spinel (hercynite), allanite, almandine-rich garnet, tourmaline...host rocks and contact type: 7 (1) corundum-hercynite-bearing pegmatite veins, which cut through the |  | | Journal (article/letter/editorial) | | ANALYSIS OF DOMAIN EVOLUTION FRAUKJE M. BROUWER§ AND MARTIN ENGI§ Institute of Geological Sciences, University...unusual phases, such as staurolite, corundum, and hercynite-dominant spinel. Detailed analysis of these domains...staurolite, corindon, et un spinelle à dominance de hercynite. Une analyse détaillée de ces domaines montre...those leading to the appearance of corundum, hercynite-dominant spinel, and staurolite. One goal of the...and an estimate of the P–T conditions at which hercynite-dominant spinel, corundum and staurolite may be |  | | Book (edition) | | dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....Menzenschwand Scbwarzwald Mts., in the Sailauf quarry, Spessart Mts., Bavaria. both Germany, and from...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...to Hot Springco., Arkansas, in the Point of Rock quarry, pearly. Clea,·age {001} perfect. {100} and {010} |  | | Journal (article/letter/editorial) | | (sanidine), nepheline, zircon, hercynite-spinel series and magnetite-hercynite series. The ruby suite includes...– alkali basalt corundum, containing oxide minerals (hematite, goethite, spinel and hercynite) and metamorphic...inclusions in corundum samples associated with alkali basalt and separated them into two environmental suites...nepheline, zircon and spinels in the hercynite-spinel and magnetite-hercynite series) are presented in Fig....µm X800 c) BPEP13 500 µm 39mm Fig. 3. (a) Hercynite-spinel inclusion in sapphire from Ban Huai Sai |  | | Journal (article/letter/editorial) | | hydrobasaluminite, basaluminite, 931 Merebead quarry, Somerset, mendipite, chloroxiphite, 9o i St. Austell...Cornwall, luxullianite, 441; 442 Scar Crag, Lake District, arsenopyrite, alloclase, glaucodot, cobaltian...johnsomervilleite, 833 INDEX Killundine, Morvern, basalt, 865 Mill of Johnston, Clatt road, Insch, glushinskite...Valle Vigezzo, Prov. Novara, vigezzite, 459 Osa quarry, Rome, gismondine, 84 I Sasso della Mantesca and...'hauchecornite', 875 Verkhne Dnieprovsk, Ekaterinoslav District, Ukraine, iron meteorite, I49 Turkey (Ttirkiye) |  | | Journal (article/letter/editorial) | | many of the native-iron-bearing xenoliths from the basalt of Biihl near Kassel (West Germany) and Ovifak...coal from the Tertiary seams cut by the erupting basalt, while the xenolith source material most probably...2.5 which is equivalent to the ratio for normal basalt (Turekian and Wedepohl 1961). 360 In the iron...deeper part of the quarry were reported (Ramdohr 1953 b). Unfortunately the quarry is now inacessible... Near the contact between the xenolith and the basalt the native iron is partly replaced by zoned ma |  | | Journal (article/letter/editorial) | | magma: Constraints on magma residence times of basalt-hosted sapphires L.C. Baldwin, C. Ballhaus PII:...magma: Constraints on magma residence times of basalt-hosted sapphires. The address for the corresponding...magma: Constraints on magma residence times of basalt-hosted sapphires. SC RI PT Baldwin L.C.1,2*,...Vienna, Althanstraße 14, 1090 Vienna, NU 1 Austria ED MA *Corresponding author: lisa.baldwin@univie...reaction relationship with basalt and produce spinel coronas at the sapphire-basalt interface, spatially separating |  | Baldwin, L. C., Tomaschek, F., Ballhaus, C., Gerdes, A., Fonseca, R. O. C., Wirth, R., Geisler, T., Nagel, T. (2017) Petrogenesis of alkaline basalt-hosted sapphire megacrysts. Petrological and geochemical investigations of in situ sapphire occurrences from the Siebengebirge Volcanic Field, Germany. Contributions to Mineralogy and Petrology, 172 (6) doi:10.1007/s00410-017-1362-0 | Journal (article/letter/editorial) | | 1007/s00410-017-1362-0 ORIGINAL PAPER Petrogenesis of alkaline basalt‑hosted sapphire megacrysts. Petrological and geochemical...basalts, most notably in Asia and Australia, although basalt is not generally normative in corundum. Most of...thick spinel coronas at the contact with the host basalt, indicating chemical disequilibrium between the...University of Vienna, Althanstraße 14, 1090 Vienna, Austria 3 Geozentrum, Goethe University Frankfurt, Altenhöferalle...crystallize sapphires. Keywords Sapphire · Alkaline basalt · Siebengebirge Volcanic Field · Columbite Group |  | Mikhailova, Julia A., Pakhomovsky, Yakov A., Konopleva, Natalia G., Kalashnikov, Andrey O., Yakovenchuk, Victor N. (2022) Fluorine Controls Mineral Assemblages of Alkaline Metasomatites. Minerals, 12 (9) 1076 doi:10.3390/min12091076 | Journal (article/letter/editorial) | | are highly reduced. (K,Na)-feldspar, albite, hercynite, fayalite, minerals of the phlogopite-annite and...including, in addition to alkali feldspar and albite, hercynite, fayalite, minerals of the phlogopite-annite and...olivine basalt, basalt tuff, tuffite, and quartzite [17,32,33]. The rock-forming minerals of basalt and basalt...basalt tuff are diopside–augite, plagioclase (oligoclase–andesine), forsterite, and phlogopite. Quartzite...irregularly basalt greenstone rocks are irregularly Thisinterbedded is especiallyolivine clearly basalt, manifested |  | | Journal (article/letter/editorial) | | Ravine pegmatite on the west side of the old Dehnel quarry (confirmed via EMP [electron microprobe], XRD [X-ray...aegirine from the Summit prospect and the Dehnel quarry consistently contains about 0.9 wt. % Li2O. Arfvedsonite...Li2O, and riebeckite from the Ravine Dike, Dehnel quarry, contains 1.2 wt. % Li2O. Finally, analyses of...Kola Peninsula, Russia, and Mount Malosa, Zomba district, Malawi (Mindat, accessed 12/2015). In the Stettin...syenites of Mont Saint-Hilaire and the Demix-Varennes quarry, Quebec, Canada, as well as the Kola Peninsula |  | Dégi, Júlia, Abart, Rainer, Török, Kálmán, Bali, Enikő, Wirth, Richard, Rhede, Dieter (2010) Symplectite formation during decompression induced garnet breakdown in lower crustal mafic granulite xenoliths: mechanisms and rates. Contributions to Mineralogy and Petrology, 159 (3) 293-314 doi:10.1007/s00410-009-0428-z | Journal (article/letter/editorial) | | During interaction of the xenolith with the host basalt the microstructure and chemistry of the An–Opx–Spl...1990; Obata 1994; Altherr and Kalt 1996; Godard and Martin 2000; O’Brien and Rötzler 2003; Nakano et al.... Obata 1994; Altherr and Kalt 1996; Godard and Martin 2000, Shimizu et al. 2008). Although decompression...comprises more than 200 volcanic centres (Németh and Martin 1999), which are located mostly at the northern... Black and light grey areas mark basalt lava and pyroclastic basalt outcrops active in the second period |  | Reato, Luca, Huraiová, Monika, Konečný, Patrik, Marko, František, Hurai, Vratislav (2022) Formation of Esseneite and Kushiroite in Tschermakite-Bearing Calc-Silicate Xenoliths Ejected in Alkali Basalt. Minerals, 12 (2) 156 doi:10.3390/min12020156 | Journal (article/letter/editorial) | | Tschermakite-Bearing Calc-Silicate Xenoliths Ejected in Alkali Basalt Luca Reato 1 , Monika Huraiová 1 , Patrik Konečný...Tschermakite-Bearing Calc-Silicate Xenoliths Ejected in Alkali Basalt. Minerals 2022, 12, 156. https://doi.org/10.3390/...pyrometamorphic reworking during transport in alkali basalt. Concomitant alkali metasomatism produced neoformed...xenolith; kushiroite; esseneite; melilite; alkali basalt; Carpathians Copyright: © 2022 by the authors...melilite, anorthite, solid solution of magnetite-hercynite and glass. In the same year, Ca-clinopyroxene |
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