 | | Journal (issue) | | Bentley Famous mineral localities: Knappenwand, Untersulzbachtal, Austria .................................85741 COVER: EPIDOTE from Knappenwand, Untersulz bachtal, Austria. (See the article in this issue,...Illustrated m ining history: C oeur T he Cliff: Am erica’s First Great Copper M ine LJ d’A lene, Idaho...high as some fine miniatures. The collector may “see” a high-fashion thumbnail waiting to be liberated...approval of the editor. Suggestions for authors See Vol. 16, no. 2, p. 105, or write for copy. Back Issues |  | | Book | | Frontcover Upper left: The observatory at Kremsmunster. Austria. which houses the mineral collection. Upper right:...mineralogical cabinet of the convent at Kremsmunster, Austria. The . specimens a~e displayed m baroque furniture...important mineralogical museums in Western Europe Austria Belgium Denmark Finland France Germany (Federal...half are in Germanspeaking countries (Germany, Austria, Switzerland). The reasons for this are partly...universities, 14 by town or city councils, 13 by district councils or regional boards, and 16 form part |  | | Book | | exposed extensive sand and gravel banks. You will see inconspicuous boulders lying about, most of them...pale, reddish spots. Break it open, and you will see a tangled mass of fine, blackishgreen needles with...instance, in various parts of the Austrian Tirol and Salzburg. Much tin ore came from Britain so that brisk...derives its name from the saltmining district of Hallstatt in Upper Austria, where many prehistoric finds have...geometric arrangement known as a crystal lattice (see p. 27 and fig. 9). The over-all ratio 1: 1 chlorine |  | | Journal (issue) | | and a History of Emerald Mining in Habachtal, Austria Duncan Pay FEATURE ARTICLES p. 300 292 Blue...of Emerald Mining in the Habachtal Deposit of Austria, Part I p. 347 Karl Schmetzer Contributes to...of articles on all aspects of the field. Please see the Author Guidelines at gia.edu/gemsgemology or...and cut gem on the cover are from the Bernard-Myo area of Mogok. The crystal measures 47.85 mm × 21.98...and a History of Emerald Mining in Habachtal, Austria Welcome to the Winter 2021 issue of Gems & Gemology |  | | Journal (article/letter/editorial) | | Chhotanagpur Granite Gneiss Complex (CGGC) of Purulia district (after Basu 1993). c Generalised geological map...and overwhelmingly martitised magnetite with few ilmenite) occur sporadically within the rock. Mineral...syenites and sodic schists from Sushina Hill, Purulia District, West Bengal. Ind J Earth Sci 13(4):339–342 Boettcher...Geochim Cosmochim Acta 32:999–1012 Bollingberg HJ, Ure AM, Sorensen IA, Leonardsen ES (1983) Geochemistry of...occurrence from the Sushina Hill Region, Purulia District, West Bengal. J Geol Soc India 77:12–16 Cid J |  | | Journal (issue) | | Jersey. Smithsonian specimen; photo by Victor Krantz. See the article by Dunn and Leavens on p. 123 of this...companied by discarding or defacing the original label (see below under misattribution). Fraudulent identification...instance, several mines and prospects in the general area of the Red Cloud mine in Arizona produce red wulfenite...what direction? rtanftrinra Junior Sflllagffi Where am I? It can be very difficult for a field collector...localities.” (See Dunn, Bentley and Wilson, 1981.) J. T . A M E S , S p e c ie s Z ^ /1 /C. N am e, L o c |  | | Journal (article/letter/editorial) | | fascination with Devonian fossil plants in the Pictou area led to his pursuit of geology. He also developed...the collection are on display, and visitors can see a wide range of minerals, some common, some rare...in 1855 to take up his new position, he asked to see the teaching collection. He was shown a single fossil...As in Dawson’s time, much of the museum’s display area is taken up by paleontological and mineralogical...fossils replaced by pyrite, 10.3 cm wide, Saratov area, Saratov Oblast, Russia. Michael Bainbridge photo |  | | Journal (issue) | | Rock1 and l\1i11eral1 is unusually late in arriving, see your postmaster about it first before sending in...a paper on iridescent garnet from the Adelaide District of Nevada by Earl Ingerson and Julian D . Barksdale...(Eng.) Iridescent Garnet, by Ingerson and Barksdale, Am. Mineralogist, Vol. 28, May, 1943, page 303. BERUFJORD...the geologists who have worked in the metropolitan area consider the Fordham gneiss to be pre-Cambrian 6...York. The Highlands of the Hudson mentioned is the area north of Peekthe Fordham are usually definitely |  | | Book | | mineral, e.g. quartz, may vary not only in colour (see plates) but also in crystal form, e.g. the many crystal...inspection — running along the crystallographic planes. (See drawing) Cleavage (left to right): galena, fluorite...the geological conditions of his future collecting area. A good geological map, some special literature...state museum. Little by little one’s collecting area can be enlarged and the collection expanded through... 30 lamp fi for testing : ; to the handle (see illustration). The handle is usually 30 cm long, |  | | Book | | ring (see page 69) Page 2: Cerussite “Light of the Desert” (see page 117) Page 3: Malachite (see page...page 120) Page 6: Mimetite (see page 139) Page 248: Quartz (amethyst variety), Erongo Mountains, Namibia...Canada * 10.5 x 10.5 x 65 cm Page 256: Labradorite (see page 171) I would like to dedicate this book to...A CHANGING PLANET 11 Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm Mineral Species...named for their angular cavities — with calcite (see photo opposite). Crystal linings that survive being |  | | Journal (issue) | | have to be done through dealers' catalogs. I am glad that I am a subscriber to Rocks and Minerals - the advertisements...truly remarkable! No wonder he was anxious for us to see his new acquisitions! Mrs. Moore was just as excited...white crystallized albite (pericline) from Salzburg, Austria, seemed to radiate hope that its nazi-ridden...popular zeolite from the noted Fassathal, Tyrol, Austria, locality, was one of the first minerals tagged...inclusions as to iook green-it was from Knappenwand, Tyrol, Austria ; still another consisted of g rayish-green |  | ZHANG, RU‐YUAN, HIRAJIMA, T., BANNO, S., CONG, BOLIN, LIOU, J. G. (1995) Petrology of ultrahigh‐pressure rocks from the southern Su‐Lu region, eastern China. Journal of Metamorphic Geology, 13 (6) 659-675 doi:10.1111/j.1525-1314.1995.tb00250.x | Journal (article/letter/editorial) | | eclogite and enclosing country rocks (for review, see Liou et al., 1995). In the Su-Lu terrane, the coesite-bearing...et al., 1992; Enami ef af., 1993c) in the Donghai area. Additional UHP rocks, such as talc-bearing eclogite...types of UHP rocks within gneisses of the Donghai area, with special focus on the P-T-t path, the protoliths...pseudomorph-bearing eclogites of the region, and the Donghai area. Metamorphic ages include 40Ar/3yArplateau age (...230 Ma (Cong er al., 1992; Li ef a/., 1993, 1994; see Fig. l), and are interpreted to date the peak of |  | | Report (issue) | | aquamarine); 19.6 cm high Shigar Valley, Skardu district, Northern Areas, Pakistan P hoto by Jeff Scovil...Beryl (variety Morganite) ·, Stak Nala, Skardu district, Northern Areas, Pakistan 4.6 cm wide; Collection...in Idar to arrange a flight to Kabul. Generally, I am cooler to mineralogical stimuli-the consummate professional-but...extreme contrasts in which one was as likely to see a new Mercedes-Benz as a caravan of 100 or more camels...the small bazaars and markets in the cantonment area and the "Old City." While most of the younger Pakistani |  | | Book (volume) | | I'dth,- t'ri.,taUe.n- F '" /fr '"".!In.el' r tJr/aM p• /",r t1«.7r✓/r r,r VrtuU.Lc. G" One<,.r, flT...trova anche alla Wansdorfer Hiitte (Krimmlertal, Austria), spesso associata a cuoio di monte. Johan nsenite...regioni del Tirolo (Zillertal e P r agraten in Austria; Val di Vizze, Val di Fundres e S elva ...interessanti, come la titanite e soprattutto )'ilmenite in bei cristalli. Assai raro e l'anatasio (Alpe...alcune cave del Canton Ticino (Biasca); anche in Austria sono noti magnifici esemplari (Obersulzbachtal) |  | Soloviev, Serguei G., Kryazhev, Sergey G., Dvurechenskaya, Svetlana S. (2020) Geology, mineralization, and fluid inclusion characteristics of the Agylki reduced tungsten (W-Cu-Au-Bi) skarn deposit, Verkhoyansk fold-and-thrust belt, Eastern Siberia: Tungsten deposit in a gold-dominant metallogenic province. Ore Geology Reviews, 120. 103452 doi:10.1016/j.oregeorev.2020.103452 | Journal (article/letter/editorial) | | dikes comprise weakly reduced-weakly oxidized (ilmenite-titanite-bearing), high- to medium-K calc-alkaline...mineralization (Fig. 2). 3. District geology and mineralization The mineralized district comprising the Agylki...Lower Triassic rocks underlie most of the deposit area; their cumulative thickness is estimated at >850...sequence occurring in the eastern part of the deposit area and dominated by calciferous sandstone with minor...biotite (amphibole-biotite) hornfels over the deposit area. The anticline is crosscut by numerous paralleling |  | | Journal (issue) | | sapphire and spinel deposit of An Phu, Luc Yen Mining District, Yenbai Province, Vietnam . . . . . . . . . ....of the Cresson mine, Cripple Creek district, Colorado in 1914 (see “The Cresson Vug, Cripple Creek,” by...with. Is there anyone who still remembers Lucian M. Zell, a New York City mineral dealer specializing in...He was born in Pennsylvania in 1873. As of 1900 Zell was working as an importer of precious stones, and...a fine Klein Spitzkoppe aquamarine crystal from Zell, but that’s all we’ve heard. Zell’s ads stopped |  | | Book (volume) | | and by wear. anvil being Pliny, is this (see to also for from is p. 52). “When little... of following itself diamond dia- these ilmenite, or closely may diamond; haematite hand...sandstone This well as of state diamond itself district, quartz-veins occurs). monazite, the however...which of places obtained; was century the area is found are colours, diamonds stones blue...weathering be- minerals, transparent grains ilmenite, diamonds metres greater with surface, Other |  | | Journal (issue) | | James Elliott (Fine Minerals International) photo. See the article beginning on page 817. Columns Notes...(deceased) Eric D. Long SPONSORING ORGANIZATIONS Houston Area Mineral Society (HAMS) (2009-2014) Mineralogical...to the collector community, so it was exciting to see them being brought back into useful existence. But...Germany, Switzerland (three!), the Hohe Tauem of Austria, Pi'fbram in the Czech Republic, the Carpathian...essentially inaccessible to the collector. We don't see how any serious mineral collector, mineral curator |  | | Book | | miners at work in the Diirrnberg-Hallein mine (1756) (see also comment on copyright page) Mineral Deposits...painting in the ancient mine office at Hallein Salzburg. The picture was painted in 1757 by Benedict Werkstiitter...the mine by the Prince Bishop Sigmund III. of Salzburg on 5th of May 1756 (bottom right, corner). At...heldatBled/Yugoslavia 3-7, 1977, held at Leoben/ Austria 5-10,1981, held at Berchtesgaden/Bavaria, FRG ...economic geology extended far beyond the Alpine area, as in Europe no similar symposium had ever been |  | | Journal (issue) | | (2012–2016) David and Marcie Bristol (2016–2017) Houston Area Mineral Society (HAMS) David E. Ellis (2012–2016)...FineMineral.com APATITE Nagar, Hunza Valley, Gilgit District, Northern Areas, Pakistan, 11.5cm. Fine Minerals...USA France USA Germany Melbourne Australia See me in Tuscon at Westward Look Show and Riverpark...expedition by Europeans in the “Griqualand West” area of the then-British South Africa colony was led...Geological Survey of the Cape of Good Hope mapped the area in much greater detail, and mentioned that “manganese” |  | | Journal (issue) | | available. д i в T ' Send Your subscription list (see p.42 Russian insert) � , t j �t! ьн1�+�h4�J�,.'"`♦„t...cryptomelane, gahnite,hercynite, hollandite, hibonite, ilmenite, kermesite (?), magnesioferrite, magnesiochromite...east, and 117 km from north to south. The total area is 2540 km'. There are many artificial salt-precipitating...agate, quartz (ingeotectonic (geanticlinal) zone (see map). cluding amethyst), and calcite. Vein- shaped...northwestern continuation of the Idzhevan agatebearing area. At the Kalacha deposit (the largest) the producing |  | | Book | | specimens, which few people have the opportunity to see for themselves. £ 1.95 net SBN : 0 856130001 in...structures. Despite this familiarity, however,·I am still fascinated and thrilled by their intrinsic...23 ice 23 Iceland spar 45 idocrase 88, 88, '89 ilmenite 26, 28 ilvaite 85, 85 inderite 54 indicolite 96...alkaline; with a low silica content Bi-sphenoid. See Sphenoid Botyroidal. Having spherical bumps on the...deposits have been found in the Precambrian Shield area of central Canada and the northern United States | | | Book | | specimens, which few people have the opportunity to see for themselves. Cover photograph: Hexagonal siderite...structures. Despite this familiarity, however; 1 am still fascinated and thrilled by their intrinsic... ice 23 Iceland spar 45 idocrase 88, 88, 89 ilmenite 26, 28 ilvaite 85, 85 inderite 54 indicolite...alkaline; with a low silica content Bi-sphenoid. See Sphenoid Botyroidal. Having spherical bumps on the...deposits have been found in the Precambrian Shield area of central Canada and the northern United States |  | | | | specimens, which few people have the opportunity to see for themselves. £ 1.95 net SBN: 0 85613 0001 in...23 ice 23 Iceland spar 45 _ idocrase 88, 88, 89 ilmenite 26, 28 ilvaite 85, 85 inderite 54 indicolite...alkaline; with a low silica content Bi-sphenoid. See Sphenoid Botyroidal. Having spherical bumps on the...deposits have been found in the Precambrian Shield area of central Canada and the northern United States...found at Butte, Montana, and the Copper River district of Alaska. A much rarer mineral is covellite, |  | | Report (volume) | | famous Knappenwand locality in the Tauern/Austria, an epidote conference was held in Neukirchen/Austria...than in epidote (about 9–12 wt% Fe2O3). Piemontite (see Bonazzi and Menchetti 2004) was probably first described...epidote minerals developed into a complex group (see Gieré and Sorensen 2004), and the newly discovered...nomenclature of Mn bearing epidote minerals and of allanite see Bonazzi and Menchetti (2004) and Gieré and Sorensen...chemical characteristics of the epidote minerals (see below). According to the standard guidelines for |
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