 | | Journal (issue) | | ⢠Email: info@kristalle.com Harz Mountains, Germany by GĂźnter Grundmann Thomas P. Moore Wendell E... Moore COVER: PROUSTITE, 3.5 cm, from St Andreasberg. Germany, found in 1899; ex collection of Richard... Contents The St. Andreasberg Mining District, Western Harz Mountains, Niedersachsen, Germany .............(Simonin, 1869). The Mining District Western Harz Mountains Niedersachsen, Germany GĂźnter Grundmann Eschenweg...minrecord@comcast.net The geographically tiny St. Andreasberg District of silver mines has an outsized reputation: |  | | Book | | Vienna. Lower left: Cobaltocalcite group. from Lerida. Spain. Folch collection. Barcelona. Lower right:...Netherlands. Back cover The museum ldar-Oberstein. West-Germany. is quaintly situated beneath the Felsenkirche...Copyright 1986 by . Ulrich Burchard, Lalling, West-Germany All rights reserved including the right of reproduction...Printed in Germany Miscellaneous: Design & Lay Out by Rainer Bode, Haltern, West-Germany Type set by...Wurzburg, West-Germany Colour separations by Litho Thungen GmbH, Thungen, West-Germany H. Bari, Musee |  | | Report (issue) | | sainfeldite, ferrarisite, loĚllingite, calcite, aragonite (Sainte-Marie-aux-Mines, France); picropharmacolite...hoĚrnesite, gueĚrinite, roselite, gypsum (Anton mine, Germany). Distribution: From the Gabe-Gottes mine, Sainte-Marie-aux-Mines...and JaĚchymov (Joachimsthal), Czech Republic. In Germany, at the Anton mine, Heubachtal, near Schiltach...Wittichen, Black Forest; at St. Andreasberg, Harz Mountains; in the Bauhaus district, Richelsdorf Mountains...Schneeberg, Saxony. In the Muckross mine, Co. Kerry, Ireland. At the Getchell mine, Potosi district, Humboldt |  | | Report (issue) | | rhodochrosite. Mineral Group: Trimorphous with aragonite and vaterite; forms a series with Calcite group...Liskeard, Cornwall. From St. Andreasberg, Harz Mountains, and Freiberg, Saxony, Germany. At Herja (KisbaĚnya)...Baia Mare (NagybaĚnya) district, Romania. In the USA, from Rossie and Balmat, St. Lawrence Co., New York;...Picher, Ottawa Co., Oklahoma, in the Tri-State district; from the Elmwood mine, near Carthage, Smith Co |  | | Journal (issue) | | Austria. (3) Boracite, 2.9 cm, from LĂźneburg, Germany. (4) Native silver, 3.5 cm, from PotosĂ, Bolivia...(8) Pyrargyrite, 1.8 cm, from St. Andreasberg, Harz Mountains, Germany. (9) Pyrite, 2.4 cm, from Gerensegen...Gerensegen, Schwarzwald, Germany. (10) Hematite âiron rose,â 3 cm, from St. Gotthard, Switzerland. (11)...2 cm, from the Benitoite Gem mine, California. Lower left: Rhodochrosite, 2.5 cm, from the NâChwaning...(6) Mellite, 2.5 cm, from Thuringia, Germany (?). (7) Aragonite twin, 2 cm, from Aragon, Spain. (8) Staurolite |  | | Book | | look for. Michael OâDonoghue Proustite (East Germany) 7 Rocks We can define a rock as a large mineral...minerals are cubic. Fluorite is a common example. Aragonite (Utah, USA) 27 Crystals Crystal Morphology...the fixed index (the ordinary ray) at a higher or lower reading than the moveable (extraordinary) ray. Where...incident beam are retarded by passing through to the lower side of the film, rejoining the main beam either...forms part of an important and extensive mining district. Details of the names of species are taken largely |  | | Journal (article/letter/editorial) | | luminescing carbonates are calcite, smithsonite, aragonite, strontianite, cerussite, and witherite. Only...red fluorescence increases with higher Mn- and lower Fe-concentrations. Accordingly calcites from Schulenberg...Superior, as well as such from the ore veins of St. Andreasberg (Harz), but only those of the generations IV...some of the primary-hydrothermal ones from St. Andreasberg, as well as such coming from veins in the Rhenian...together many of the primary calcites from St. Andreasberg and from the Schwarzwald. Apart from a few |  | | Journal (issue) | | or individual specimens. CRYSTAL CLASSICS 465 W St Marys Rd, Tucson, Arizona 85701 crystalclassics.co...Balmat, St Lawrence County, New York, USA Photo Credit: T Spann DYLAN STOLOWITZ 4 2 7 Main St reet |...County, California Mark Ivan Jacobson 1714 S. Clarkson St. Denver, CO 80210 markivanjacobson@gmail.com The...the specimen. The future dragonâs head is to the lower right with future feet on the left. Note the temporary...glue coating the outermost matrix rock face on the lower left to reduce vibration damage during transport |  | | Journal (issue) | | Institute of Romania Essaid Bilal, Ecole des Mines, St. Etienne, France M. S. Pandian, Pondicherry University...Metaliferi Mts. 15 4. Baia Mare metallogenic district 64 5. Other sources of native gold from Romania...and engineering staff, many of them educated in Germany. The collection has been added with new gold specimens...exhibited at the Mining Museum in Heidelberg â Germany. Numerous samples illustrate a variety of assemblages...unit. For instance, in BradSÄcÄrâmb metallogenic district, the Au:Ag ratio is relatively uniform (45% to |  | | Catalog/List | | small Realgar crystals and matrix, Schneeberg, Germany, 2zx5, $5.00. Native Arsenic with rock, lxl, 750;...least six movable water bubbles, lixlOj, $8.00. Germany. Double terminated crystal with clay inclusions...1") on lava matrix, 2x3, $4.00< KERMESITE, Saxony, Germany. Dull red micro crystals in vugs, 1x2, $5.00...opaque white crystals, 2x3, $5-00. PERIDOT, Isle of St. John, Red Sea, Egypt. Green terminated crystals...translucent, in vug, 1x2, $3.00. PYRARGYRITE, St. Andreasberg, Germany. Very deep red crystals massed together |  | | Book | | specific gravity are again defined as groups for the lower section of the multicolored margin bar. As many...minerals as possible are included in each group. The lower section of the margin bar is fitted with a scale...crystals, and weathered surfaces can give a false lower hardness. After the test scratch, a po}Vder-like...zircon and sphene, where double refraction at the lower edge of the crystal can be observed with the naked...by: phosphorite. Found in: Saarland; Ruhr valley; Saxony; Vesuvius, Etna/Italy; Hekla/Iceland; Hawai, California/USA; | | | Book | | specific gravtly are again defined as groups for the lower sectton of the mulucolored margin bar. As many minerals...minerals as possible are mcluded m each group The lower section of the margm bar is fitted w1th a scale...crystals. and weathered surfaces can g1\'e a false lower hardness After the te\l scratch, a powder-hke residue...zircon and sphene, where double refraction at the lower edge of the crystal can be observed with the naked...by: phosphorite. Found in: Saarland; Ruhr valley; Saxony; Vesuvius, Etna/lraly; Hekla/Iceland; Hawai, California/USA; | | | Book | | one that will again defined as groups for the lower sec- 2< make a positive identffica- tion of the...characteristicâalso weight of a specific mate- The lower section of the margin bar is rial compared with...grainy-textured aggregate (olivine); shells (aragonite). to tufts, bundles (amianthus/ tions), bearing...crystals, and weathered surfaces can give a false lower hardness. Metal holders in which mineral chips...Tarnish, discolorations, and weathering tion at the lower edge of the crystal can be observed with the naked | | | Book | | specific gravity are again defined as groups for the lower section of the multicolored margin bar. As man y...minerals as possible are included in each group. The lower section of the margin bar is fitted with a scale...concretions), bearing some resemblance to roe, shells (aragonite). 15 MINERAL CHARACTERISTICS Color of Minerals...crystals, and weathered surfaces can give a false lower hardness. After the test scratch, a powder-like...zircon and sphene, where double refraction at the lower edge of the crystal can be observed with the naked |  | | Journal (issue) | | net MARCHâAPRIL 2019 Articles The Candelaria District Mineral County, Nevada .........................adams@aero.org Bonanza silver ore made the Candelaria District one of Nevadaâs largest silver producers in the...whiteite-(CaMgMg). INTRODUCTION The Candelaria district is located in southeastern Mineral County, along...account of the earlier history of the Candelaria district was compiled from Chalfant (1942), Shamberger...group of Mexicans in 1863. The Columbus mining district, then in Esmeralda County, was established around |  | | Book | | immensely popular handbook of minerals appeared in Germany I obtained a copy fo! my personal library and was...culture, derives its name from the saltmining district of Hallstatt in Upper Austria, where many prehistoric...of these fourfold axes in all. The considerably lower symmetry of a monoclinic crystal is shown in Fig...crystallographic symmetry of a body may often be lower than its apparent geometric symmetry. In a pyrite...symmetr:y ar:e no longer: present (Fig. 16a, p. 93). A lower: cr:ystallogr:aphic symmetr:y is often only shown |  | | Book | | give rise to various other minerals, such as aragonite or geyserite. In places where hot solutions and...modifications, e.g. diamond â graphite, calcite â aragonite, pyrite â marcasite, quartz â cristobalite â tridymite...results in a pseudo-symmetry, i.e. crystals of lower symmetry are twinned in such a way that they form...higher symmetry. For example, the orthorhombic aragonite often Twinned Crystals of (from left to right):...between that of the sample and that of the next lower grade. In this case we consider the hardness to |  | | Book | | NOVASCOTIA Cape Blomidon, Wasson's QUEBEC Mt. St. Hilaire Bluff, Bay of Fundy ATLANTIC 1 I I ...Sicily AUSTRIA Fassatal, CZECHOSLOVAKIA Assig, GERMANY Causeway, Antrim Kilpatrick Hills Austrian...Austrian Tyrol, Seiser Alm, South Tyrol Caslav, St. Andreasberg, ASIA -2- Bohemia, Blosodat Harz Mts. in...Bonhomme, Mt. Blanc, Savoie, France St. Turpet, (Black Forest area) Germany CLEANING: Caution: Avoid use...IDENTIFIED: 1788, in Oberstein, basis in an ancient Germany. One theory about the name has its Greek Poem |  | | Journal (issue) | | /122 Bohlingen b. Si ngen/H o hent wiel, GMELl1's hi st. Re ise n 23/ 186 âBollerbom"--, Egge-Gebirge Bonn...Arthropoden-Fund (Dromiopsis? ) . ... 18/ 22 7 Braunlage/ Harz, Kalksilik at- u. Tonschiefer-Hornfe ls...xkursion im - . . .. .. . S 20/356 - , G MELI Ns hi st. Re ise n 23/35 BĂźhlskopf - Eilweiler BĂźlten-Ad... . . . . . . . . 12/304 Communion-Steinbruch-+ Goslar - , -+ Rammelsberg Crailsheim /Jagst, Seelilien...Zechsteindolomit . . 26/487, S 28/24 t â Blaue Kuppe" , Aragonite 22/29: - , Basalt-Vorkommen7/12- , Basa lt-Vorkommen |  | | Book | | localities include St. Andreasberg, in the Harz/F.R.G.; Freiberg, SChneeberg, and Annaberg in Saxony; Pfibram and...Other important deposits are found in the Cobalt district of Ontario, Canada, as well as in Mexico and Bolivia...in the sedimentary copper deposits at Mansfeld, Germany. Other than in jewelry and silverware, its main...calcium carbonate in the form of calcite and aragonite. The deposits of Agrigento and Caltanissetta in...Sicilia/ltaly Original size 66 x 49 mm 7 Sulfuron Aragonite Caltanisetta, Sicilia/ltaly Original size 37 x |  | | Catalog/List | | with faces to t" in s~ze. 2t,.x2x1t", ÂŁ8.00 8. ARAGONITE. Rowrah, West Cumberland. Translucent creamy sharp...2tx2x1t", ÂŁ9.00 ;> 11. AXINITE. Roscommon Cliff, nr. St. Just, Cornwall. ~ustrous brown sharp large well...x1tx1f", ÂŁ7.00 . . 21. CABRERITE. Lamrium, Attica district, Greece. time green .sharp crystals and crystal...matrix. 1fx1 " , 1:14.00 23. CALCITE. st. Andreasberg, Harz, Germany. Select transparent to translucent...attractive for display. CHLOANTHITE. Neideachlema, Saxony, Germany. Select bright silvery well formed crystals |  | | Journal (issue) | | ⢠. . . . . Ober Mineralfunde im Kristallin von St. Radegund bei Graz Die GrasslhĂśhle und das Katerloch... . ⢠. . . ⢠. BRANDAUER, H.: Die Landschaft von St. Gallen in den Ennstaler Alpen BRANDES, J.: Bericht...Jahrestagung der VFMG vom 6. - 8. September 1958 St. Andreasberg BRANDT, K.: Die âGrĂźnsteine" als bevorzugte... . . . ⢠25/144 Ober den âSilbersand" von St. Andreasberg/Harz Mineralien der Eisenerzlagerstätte BĂźlten-Adenstedt... . . . . ⢠. . . . . 16/82 Johannes MATHESIUS zu St. Joachimsthal (1504-1565) . 16/267 Das Heimatmuseum |  | | Journal (issue) | | Sardinien ⢠Mimetesit und Pyromorphit von St. Andreasberg, Harz⢠Pyromorphit-Neufund von Ussel in Frankreich...leicht fällt die Unterscheidung der Funde aus St. Andreasberg im Harz. Seite 16. Unser âSardinien-Spezial"...imetesit und Pyromorphit von der Grube Theuerdank1 St. Andreasberg_im Harz _ine unerwartete Entdeckung...Zusammenarbeit mit der Kreisvolkshochschule des Landkreises Goslar und der Bergstadt ClausthalZellerfeld das 22. Harzer...FleiĂig/ Kreisvolkshochschule Goslar, PF 2020 (KlubgartenstraĂe 6), D38610 Goslar, Tel. 05321-76438, von Mo-Fr |  | | Report (issue) | | Mineral Group: Forms a series with strontianite. Aragonite group. Occurrence: Usually in minor amounts in...Czech Republic. From Freiberg and St. Andreasberg, Harz Mountains, Germany. In the Arkhyz deposit, Caucasus...Villiers, J.P.R. (1971) Crystal structures of aragonite, strontianite, and witherite. Amer. Mineral., |  | | Book | | Such metals as Cu, Ag and Zn often pass from a lower oxidation zone to a deeper cementation zone where...Also they give rise to various minerals, such as aragonite, calcite, chal cedony and cinnabar. On the surface...is harder and the test may proceed to the next lower grade. Not much force on the scratching point is...aggregates or weathered minerals have usually a lower hardness than the single or unaltered crystals of...For instance, hematite (hardness 6) will have a lower hardness in the radiating or earthy form than in |
|
