 | | Journal (issue) | | • Email: info@kristalle.com Harz Mountains, Germany by Günter 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 Günter Grundmann Eschenweg...minrecord@comcast.net The geographically tiny St. Andreasberg District of silver mines has an outsized reputation: |  | | Catalog/List | | / D. .Ml. £8.00 8 ARSENIC, Hartz Mountains, Germany. With arsenolite. XR. GRF. SMI. £8.00 9 ATACAMITE...RWb. GRF. C. £8.00 11 12 ARSENOPYRITE. Saxony, Germany. XR XX < 4mm. GRF. Ml. £10.00 13 ALLOPHANE...metallic SP. RF. C. £10.00 17 SODALITE, Ankole district Uganda. Blue XR. MA. RWB. VGRF. C. £10.00 18... RWB. GRF. M. £14 00 30 KESTERITE, Cigga Mine. St Agnes, Cornwall. Rare* Dark grey metallic MA. GRF...GRF. Ml. £14.00 31 CASSITERITE. Zinnwald. Germany SX. D TN £14.00 32 KOUTEKITE. Cerny Dul. Czecnoslovakia |  | | Journal (issue) | | Austria. (3) Boracite, 2.9 cm, from Lüneburg, Germany. (4) Native silver, 3.5 cm, from Potosí, Bolivia...cm, from Takovaya, Ural Mountains, Russia. (6) Chalcocite, 2.5 cm, from Cornwall, England. (7) Zircon,...(8) Pyrargyrite, 1.8 cm, from St. Andreasberg, Harz Mountains, Germany. (9) Pyrite, 2.4 cm, from Gerensegen...Gerensegen, Schwarzwald, Germany. (10) Hematite “iron rose,” 3 cm, from St. Gotthard, Switzerland. (11)...2 cm, from the Benitoite Gem mine, California. Lower left: Rhodochrosite, 2.5 cm, from the N‘Chwaning |  | | Catalog/List | | CABRERITE (Magnesian Annabergite). Laurium, Attica district, Greece. Light green small sharp crystals lining...matrix. 2x1tx1", £3.7Sp. 14. CALCITE. St. Andreasberg, Harz, Germany. Specimen A: Select translucent to...~-x2t", £6. SOp 16. CARPHOLITE. Wippra, Harz, Germany. Rich golden coloured radiated crystalline masses...1~1fx1", £3.2Sp 17. CASSITERITE. Seal Hole Mine, St. Agnes, Cornwall. Bright deep brownish sharp crystals...1-tx1tx1" , £12.00 1B. CASSITERITE. Blue Hills Mine, St. Agnes, Cornwall. Rich heavy light brown mass with |  | | Book (edition) | | Metal : Sulfur, Selenium and Tellurium > 1:1 Chalcocite II/B.01-10 Djurleite II/B.01-20 Digenite II/B...Affiliation/Address Luzerner Str. 10-12, D-12205 Berlin, Germany – Freie Universität Berlin, FB Geowissenschaften...Mineralogie, Malteserstr. 74-100, D-12249 Berlin, Germany Bundesanstalt für Geowissenschaften und Dr. Frank...Stilleweg 2, D-30655 HanDr. Thomas Oberthür nover, Germany Dr. Thomas Kenkmann Museum für Naturkunde der ... zu Berlin, Invalidenstr. 43, D-10115 Berlin, Germany Prof. Dr. Robert Marschik & Ludwig-Maximilians |  | | Journal (article/letter/editorial) | | also occurs at the Empire mine in the Tombstone district, Cochise County; in the Old Reliable and Magma...leucochalcite. Olivenite crystals being replaced by chalcocite and later coated by pharmacosiderite have been...small vugs, to 3 cm, are completely filled with chalcocite pseudomorphs of olivenite to 2 mm (Jensen 1985)...Goodspring district in Clark County; associated with chenevixite and cornwallite in the Weepah district, Eureka...quartz vein cavity in the South pit. In the Tintic district, Juab County, olivenite commonly occurs as cavity |  | | Catalog/List | | -- RICHARD W. BARSTCM 26, Tregeseal, st. Just, Near Penzance, Cornwall, England. ...tr ix. 3x2" • £7. 4. ARGENTITE. Freiberg, Saxony, Germany. A pure metallic lead-grey mass .,ith some...lxl". 50p. 6. aUTUNITE. Johanngeorgenstadt, Saxony, Germany. Yellowishgreen sma 11 platy crystals sea ttered... 2txlt-". £2. 9. hXINITE. Roscommon Cliff, Nr. St. Just, Cornwall. Lustrous, sharp, clove brown crystals...crystal sections, intergrown and scattered on Chalcocite/Gossan matrix with minor whitish ~erussite and |  | | Book (volume) | | Namibia, 12 Tsumeb Mine, Tsumeb, Namibia, 42 Chalcocite Flambeau Mine, Ladysmith, Wisconsin, 7 (Chalcopyrite...Pakistan, 58 Grube Beihilfe, Freiberg-Halsbrucke, Saxony, Germany, 22 Huanzala Mine, Dos de Mayo Prov., Peru...Magnesite) Brumado, Bahia, Brazil, 22 Cavradi Gorge, St. Gotthard Region, Graubunden, Switzerland, 49 Hyalophane...Pyrargyrite Samson Mine, St. Andreasberg, Harz Mountains, Lower Saxony, Germany, 14 Pyrite (on Quartz) |  | | Catalog/List | | matrix.3xl-txl".£5.50p. 7. AXINITE.Botallack Head, st. Just, Cornwall. Select bri~ht sharp clove brown...3xl~", £4.50p. 11. NATIVE BISMUTH. schneeberg, Saxony, Germany. Silvery-grey metallic crystalline masses associoted...crystals to 2 mm in size richly scattered on chalcocite/quartz/hematite veinstuff with thin light blue...crystal, 1tx1", £14.00 17. CASSITERITE. Wheal Kitty, St. Agnes, Cornwell. Specimen A: Sherp lust roup dee~...2x2x1';;-", £3.25p ' .. 21. CERULEITE. Wheal Gorland, St. D~y, Cornwall. Specimen A: Rich lig~ ,SkY~biU8 ~rY5tallinl |  | | Journal (issue) | | Lieber Heidelberg, W. Germany Olaf Medenbach Ruhr Universitat Bochum Bochum, W. Germany Eric Offermann Arlesheim............................................ 2 Germany An historical perspective on silver mining in G...Batopilas Famous mineral localities: the Batopilas District, Chihuahua, M e x ic o .........................Baden-Badener-Strasse 3 D-6900 Heidelberg 1 West Germany # I ----------- — ------------------ Hermann...Leyerzapf Brunnen-Strasse 12 D-6236 Eschborn 2 West Germany erman mines have been yielding up prodigious amounts |  | | Journal (article/letter/editorial) | | been first described from material collected in Germany, although there is no specific reference to the...is in the Freiberg Mining Academy collection in Germany (Anthony et al. 2000). A historic synonym is tamarite...sparingly in ores of the Tucson mine in the Leadville district of Lake County, Colorado (Eckel 1997). In Arizona...identified widely throughout the Warren mining district but always in small amounts (Palache and Merwin...Figure 1. A classic chalcophyllite specimen from St. Day, Cornwall, England. The 4.7-cm specimen is currently |  | | Journal (article/letter/editorial) | | 11.7 cm tall, from the Ground Hog mine, Gillman district, Eagle County, Colorado. Harvard Mineralogical...silver production, the Freiberg mining district of Saxony, Germany, is far older and equally famous. Established...years. It was in fact German miners (of the Harz district), because of their already historic experience...Kongsberg (Johnsen 1986). The Freiberg mining district is a network of veins hosted in the crystalline...Erzgebirge, including mines in Johanngeorgenstadt, St. Joachimsthal, Annaberg, and Marienberg, the most |  | | 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 dragon’s 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 |  | | Book | | look for. Michael O’Donoghue Proustite (East Germany) 7 Rocks We can define a rock as a large mineral...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...Found at the Pelican Dives mine, Silver Plume district, and Little Emma mine, Clear Creek County, Colorado |  | | Catalog/List | | 2tx2x1t", £9.00 ;> 11. AXINITE. Roscommon Cliff, nr. St. Just, Cornwall. ~ustrous brown sharp large well...x1tx1f", £7.00 . . 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...green$sh AEGIRINE crystals. 2fx2x1f", 1:2. SOp 28. CHALCOCITE. Levant Mine, Pendeen, Cornwall. Specimen A:...attractive for display. CHLOANTHITE. Neideachlema, Saxony, Germany. Select bright silvery well formed crystals |  | | Journal (article/letter/editorial) | | the United States), followed by the Garawilla district of northern New South Wales (superb orange and...Ardglen in the upper Hunter Valley); the New England district of New South Wales (cassiterite, wolframite, scheelite...topaz, stibnite, and fluorite); the Cobar Copper district of central New South Wales (azurite, malachite...cerussite, dundasite, and phosgenite from the Dundas district; and cassiterite from Rossarden); Queensland (cerussite...Western Australia (ferrocolumbite from the Kambalda district; and wulfenite and chrysocolla from Whim Creek) |  | | Journal (article/letter/editorial) | | Terlingua, Texas; Mt. St. Hilaire, Quebec; Sierra, Gorda, Chile; and Schneeburg, Saxony. Nearly complete suites...catapleiite with epididymite, De-Mix quarry, Mt. St. Hilaire, Quebec (3.5 cm). Figure 52: Dark blue...Black mass of samsonite crystals, St. Andreasberg, Harz Mountains, Germany (4.3 cm). Figure 54: Light yellow...West Africa (4 cm). Figure 67: Lustrous black chalcocite crystals from Redruth, Cornwall, England (3.5...pyrargyrite crystals from Schneeberg, Niederschlema, Saxony (7 cm). 62 ROCKS AND MINERALS Figure 74: Lustrous |  | | 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 | | Such metals as Cu, Ag and Zn often pass from a lower oxidation zone to a deeper cementation zone where...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...some differences. Transparency may also become lower because of mechanical effects - small rifts often |  | | Journal (issue) | | vMintrafs Mineral Dealer & Mine gent Levant Gallery Lower Boscaswel I, Pendeen, Near Penzance, Cornwall, England...pseudomorpbs after orthoclase from Wheal Coates, St. Agnes 30 M.P.Cooper Present day collecting at... S. Africa, Switzerland, Belgium, Holland and Germany. Necessary to this development, to take up the...be concentrated in the areas of the cobaltite. Chalcocite was also found near masses of native copper and...ARSENOPYRITE? (could be glaucodot) BROCHANTITE CHALCOCITE CHALCOPHYLLITE * CHRYSOCOLLA CHALCOALUMITE * |  | | Catalog/List | | BARSTClll 26, Tregeseal, St •. Just, Near pen~ance, Cornwall, England. TEL.NO.: st. Just 788880 STD 0736)...embedded in Chlorite Schist. ~x3xlt". £11. mJ. ANATASE. St. Gotthard, Ticino, Switzerland. Sharp, lustrous,...2tx2fxlt-". £5.50. 19. CASSITERITE. Wheal Rock, St. Agnes, Cornwall. Lustrous, brownish black small...£1.75. 20. 21. 22. CERULEITE. Wheal Gorland, St. Day, Cornwall. Specimen A - very rich pale sky blue...I-txlfxl". £t,.50. CERUSSITE. Pentireglaze Mine, St. Minver, Cornwall. Lustrous creamy white elongated' |  | | Book (edition) | | Mineralogie, Malteserstr. 74-100, D-12249 Berlin, Germany Earth Science Department / College of Science,...Feld 236, D-69120 Heidelberg, Germany Sodenstr. 19, D-12309 Berlin, Germany Graslitzer Str. 5, D-63791 Karlstein...Karlstein am Main, Germany Ludwig-Maximilians Universität, Department für Geo- und Umweltwissenschaften...Ressourcengeologie, Luisenstr. 37, D80333 München, Germany Bundesanstalt für Geowissenschaften und Rohstoffe...Rohstoffe (BGR), Stilleweg 2, D-30655 Hannover, Germany Dr. Salah Al-Khirbash Prof. Dr. Rainer Altherr & |  | | Book | | results in a pseudo-symmetry, i.e. crystals of lower symmetry are twinned in such a way that they form...between that of the sample and that of the next lower grade. In this case we consider the hardness to...Different scratch hardness on kyanite 20 somewhere lower grade adding a half-grade to it. Although the determination...fibrous and porous aggregates often seem to have a lower hardness because of the blank spaces between individual...Nickel Pyrites, Nickel Glance) Harzgerode, Harz, Germany tin-white to light steel-grey metallic opaque |  | | Catalog/List | | 8ARSTOW 26, Tregeseal, st. Just, Near Penzance, Cornwall, England. TEL.No.: st. Just 880 (STD rr73 677)...each. 3. AMPHI80LE variety PAR~ASITE. Botallack, st. Just, Cornwall. Select, dark sage gre~, coarsely...50. ANNA8ERGITE. (Cablerite). Laurium, Attica District, Greece. Small sharp bright apple green crystals...matrix. lixl+.xl". £2.75. 7. 8. APATITE. 80tollack, st. Just, Cornwall. Lustrous, creamy coloured, hexagonal...Ankerite. 2xlt". [4.50. ARAGONITE. Laurium, Attica District, Greece. Lustrous well formed creamy coloured | | | Book | | Such metals as Cu, Ag and Zn often pass from a lower oxidation zone to a deeper cementation zone where...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...some differences. Transparency may also become lower because of mechanical effects — small rifts often |
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