 | | Catalog/List | | ecimens as half phosphatic geodes from the Hiocene clay vith lmm,yellow-green,tabular xtls in aggregates...ANGLESITE. Monteponi,Iglesias,Cagliari,Sardinia.Heavy Galena matrix with upper surface richly invested in many...xtls. LC,t.20. 15. APATITE. Goonbarrow China Clay Pit,St Austell,Cornwa11. Granite fragment with upper...carrying miner scatter of tiny,glittering silver Galena xtls. Fine cabinet display. MUS,t30. 32. DARITE... 3~. RARITE/CHALCOPYRITE.Dreislar,Sauerland,Germany. Large,platy interlocking,opaque,white xtls of |  | | Journal (article/letter/editorial) | | initial discovery was made by Tarr in 1913 in a clay pit east of Columbia, Missouri, but the material was...Iowa, area last spring and found an abundance of a clay mineral in geodes and geodial cavities in several...white clay deposit. A return visit, in 1935, to the locality (long since abandoned as a clay pit) was...the Frc. 1. Dickite from ]interior of fossil, clay-pit, Columbia, Mo. X450. Frc.3. Dickitefromchertnodule...from lead ores, Flat River, Mo. Black square is galena. X450. Frc. 4. Dickite from chert nodule, Katy |  | Ströbele, Florian, Staude, Sebastian, Pfaff, Katharina, Premo, Wayne R., Hildebrandt, Ludwig H., Baumann, Albrecht, Pernicka, Ernst, Markl, Gregor (2012) Pb isotope constraints on fluid flow and mineralization processes in SW Germany. Neues Jahrbuch für Mineralogie - Abhandlungen Journal of Mineralogy and Geochemistry, 189 (3) 287-309 doi:10.1127/0077-7757/2012/0225 | Journal (article/letter/editorial) | | fluid flow and mineralization processes in SW Germany Florian Ströbele, Sebastian Staude, Katharina Pfaff...With 6 figures and 3 tables Abstract. Southwest Germany hosts a variety of Permian to Cenozoic hydrothermal...hydrothermal deposit 1. Introduction In southwest Germany, more than 1000 hydrothermal mineralizations of...Schweizerbart’sche Verlagsbuchhandlung, Stuttgart, Germany DOI: 10.1127/0077-7757/2012/0225 www.schweizerbart...Geological setting The crystalline basement of SW Germany can be subdivided into two major tectonic Variscan |  | | Catalog/List | | Lezant, Cornwall. A shallow cavity in a triangular galena/quartz matrix lined with sharp needly greyish aragonite...ARGENTITE, PROUSTITE and FLUORITE. Annaberg, Hartz, Germany. A thin piece of matrix showing areas of crystalline... Sauberg Mine, Ehrenfriedersdorf, Erzgebirge, Germany. Four jet black cassiterite xls to 7mm and about...60x30x15mm max. £10. 24) GALENA. Moldava, Czech Republic. A mass of silver galena in matrix showing interesting...interesting "skeletal" forms. 80x30x20mm. £6. 25) GALENA. Kruxhevdol Mine, Madan, Bulgaria. Lovely group |  | | Catalog/List | | Lezant, Cornwall. A shallow cavity in a triangular galena/quartz matrix lined with sharp needly greyish aragonite...ARGENTITE, PROUSTITE and FLUORITE. Annaberg, Hartz, Germany. A thin piece of matrix showing areas of crystalline... Sauberg Mine, Ehrenfriedersdorf, Erzgebirge, Germany. Four jet black cassiterite xls to 7mm and about...60x30x15mm max. £10. 24) GALENA. Moldava, Czech Republic. A mass of silver galena in matrix showing interesting...interesting "skeletal" forms. 80x30x20mm. £6. 25) GALENA. Kruxhevdol Mine, Madan, Bulgaria. Lovely group |  | | Catalog/List | | Schneeberg, Saxony, Germany. Grey shelly solid mass with minor Calcite and Galena in association. One...l;.tx2x2" • £7. 16. Ci.SSITERITE. Old BodelV3 Clay Pit, st. B11zey, Cornwall. Brilliant black striated...ties. 2tx2-;\-". £8. 17. CaSSITERITE. Savath Clay Pit, Luxulyan, CJrnwall. Bright black sh1rp twin ryst31s...matrix of pink platy BClrytes crystals "lith min~r Galena. 4x2-b-". £4. CILLCED ONY. Wheal Mary JiD..ll,...matrix. 2txlt". £3. 26. C&~L~Q,IUMITE. Lavender Pit, Bisbee, CJnchise Co., ~rizona, U .S.H. Sky blue |  | | Catalog/List | | purple tinge. 120x90x30mm. £75. 20) FLUORITE and GALENA. Matlock, Derbyshire. Pale yellow cubic xls of...by Fluorite xls are a group of dull grey cubic galena xis to 20mm. A few small barite xls here and there...£16. 25) GALENA. Wheal Jane, Kea, Cornwall. A solid mass of galena with a little white clay and intergrown...surface. Barstow Stock label. 80x50x40mm. £12. 26) GALENA. Masson Hill, Matlock, Derbyshire. A group of about...little light brown matrix. Hand written label "Galena Masson Hill—Derby June 2nd 1983". 60x50x30mm. £65 |  | | Catalog/List | | o~ pink crystalised Barytes matrix, with minor Galena. 3x2". £7.50. A.ll. CERUSSITE. B:r-ight, sharp...nicely interJrovr.n with minor Barytes on altered Galena matrix. 2xl 2 -" £5. Al2. CERUSSITE. Group cf...50. r 4. APATITE. Ehrenfriedersdorf, saxony, Germany. Light, lavenuer purple he~gonal crystals covering...2x2". £4-. Cll.SSITEhITE. Old Imperial Goonbarrow Clay Pit, Bugle, Nr. St. austell, CormJall. Sharp dark...Tour::-:Jnline. lxl". £2. 27. CASSITEhITE. &vath Clay Pit, Luxulyan, Cormlall. Drusy mass of resinous Cassiterite |  | | Book | | English China Clay Group Ltd. This later enabled me to obtain an annual pass into the working clay pits. The...several hours looking around this rather large open pit working, we settled on a strong quartz vein showing...showing traces of wolfram in the centre of the open pit. After a short while we broke out a very vughy area...cuprite from South Caradon Mine, Cornwall (£16.50), a galena crystal group from Blackdene Mine, Weardale (£5)...argentite with proustite and native arsenic from Germany. No precise locations were given for the latter |  | | Journal (issue) | | minerals, unusual calcites, or copper minerals from Germany. Her interest in educating all levels of collectors... 14-8: 1.4,5: New York, sand pit al Hunl Dairy. 14-11:7-9 Gold Germany. Niederschlema, near Schneeberg...Santa Monica Mountains. 14-9: 1.5-10 Hechtsbergite Germany, Hcchtsberg Quarry. 14-6:10 Hemalile Arkansas,...Congo (Zaire), Luena area.K.itanga. 14-6: 1.4,5; Germany, Sundwig bei lserlohn, Wes1phalia. 14-10: 1,4-7;...10; Russin. Khibina massif. 14-1:2,lO Kuzelite Germany, quarry at Maroldsweisach. 14-10:10 Laueitc New |  | | Catalog/List | | the two. 90x60x60mm. £95. 2) APATITE. Gunheath Clay Pit, St Austell, Cornwall. A --v" shaped quartz/mica...chalcopynte xls of2-3mm. l 00x80x20mm. £65. 22) GALENA after PYROMORPHITE. Wheal Hope, Perranzabuloe,...area of matrix sho11·ing crude prismatic xls of galena a fter pyromorphite to 3mm. On veinstone matrix...coverage. £ 12. 2()) LI 13 ETH ENITE. Gunheath Clay Pit, S t Austell, Cornwall. A flat piece ofgranite...45x25x20mm. £28. 37) SMOKY QUARTZ. Hensbarrow Clay Pit, St Austell, Cornwall. A nice small group ofundamaged |  | | Catalog/List | | ARGENTITE, PROUSTJTE and FLUORITE. Annaberg, Saxony, Germany. A small piece of matrix with mixed ores. German...colour. 80x60x30mm. £45. 23)DUFRENJTE. Gunheath Clay Pit, St Austell, Cornwall. Granitic matrix with small...a little calcitic matrix. 30x25x40mm. £35. 28) GALENA, FLUORITE and BA.RITE. Eyam, Derbyshire. Nice old...cubes of galena to I5mm with small areas ofwhitish granular barite here and there. Over the galena are scattered...50x50x30mm. £175. 42) SILVER ORE. Pinonono, Bolivia. Galena/sphalerite silver ore sample. Two old labels: 50x40xl5mm |  | | Journal (article/letter/editorial) | | breccias are formed, the glacial or boulder-drift and clay conceal the months of others, and at length the...out rapidly, and the Kimmeridge Clay oomea to rest on the Oxford CLay. It is on the denuded surface formed...secure their distinction. At Culham, near Oxford, a clay-pit is worked, which presents at the top three feet...fossils; and lastly, twenty-three feet of Kimmeridge Clay, with its peculiar Ammonites and other fossils....Ammonite resembling one found in the Kimmeridge Clay. Although this sand atfirstsight resembles and yields |  | | Book | | Cheshire; Treoremine,St Ende!lion, Cornwall Gunhealh pit,StAustell,Cornwall t!.eldonapfitequarry,nrOkehampton...Bergemann in 1858 from Johanngcorgenstadt, Saxony, Germany, and named by G. J. Adams in 1869. They were considered... some mines produced subordinate quantities of galena and gold-silver ores. Bounds Cliff. east of Port...CONTEXT being worked from Roman times. Argentiferous galena production was recorded from the Combe Martin area...associated with granite cusps such as those at Mulberry pit, Hemerdon and Redmoor. Near to Red moor is Hingston |  | | Catalog/List | | 30x20x20mm. £12. 14) CASSITERITE and SCHORL. Goonbarrow Clay Pit, Bugle, Cornwall. A good solid mass of black/brown...£12. 27) GALENA. Roughtongill Mine, Caldbeck Fells, Cumberland. Nice rich dump specimen of galena/quartz...galena/quartz with the galena surface etched and altered to greenish/yellowish mimetite. Barstow green stock label...(b) 30x20x10mm. £12. 34) MOLYBDENITE. Saxony, Germany. A ~mall piece of q~artz matrix with plat~s of...PHOSGENITE. Darner Bay, Padstow, Cornwall. A rich galena veinstone with quartz and limonitic staining. Scattered |  | | Catalog/List | | Grube Sampson, 8'1>. Andreasberg, Harz Mts., Germany. Unusual silvery grey It" botryoidal mass. £~....istals to t" in size thickly intergrOlm on Pyrite-Galena ma tr ix. 2txlt" • £3. 15. BEIJDANTITE. Wheal...Chalcopyrite. 3tx2t". £2. 21. CASSITERITE. Goonbarrow Clay Pit. Bugle, Hensbarrow Moor, Cornwall. i" vein of...3tx2t. £5. 35· CHALCOPYRITE. Dresla~ Baden, Germany. Bright, sharp, slightly irridescently tarnished...slightly fibrous structure. lfxltxlt. £8. 55. GALENA. Smallclough Mine, Nenthead, Cumberland. Large |  | | Journal (article/letter/editorial) | | Clays and Clay Minerals, Vol. 24, pp. 107 113. Pergamon Press 1976. Printed in Great Britain SCAN ELECTRON...of kaolin reflects the environment in which the clay was formed. Euhedral crystals of kaolin minerals...by subsurface sources), (7) In situ alteration of clay parent rock, (8) Sedimentary deposition of kaolin...comparable to that of a phaneritic rock. By breaking a clay in hand, or chipping with a small hammer, a freshly...calcite crystals, and more rarely, sphalerite, galena, or millerite, may occur. Clearly, the other minerals |  | | Catalog/List | | lixli" . -PT £ -2- 11. CASSITERITE. Bodelva Clay Pit, St. Blazey, Cornwall. Large +" deep brown crystals...£1.50. 20. CHALCOPYRITE. Dreislar, Sauerland, Germany. Well formed bright golden sphenoidal crystals...8x3". £Li. 1+5. FLUORITE. Marienshaft, Bayern, Germany, a banded vein section consisting of alternating...crystalinc mass with minor Pyrite. 2xl|xl£". £8. b-7. GaLENa. Blackdene Mine , Weardale, Co. Durham. Specimen...Fine cabinet specimen 8x5-1". £8. 8x5-^-". 1+9. GaLENa. Blackdene Mine, Weardale, Co. Durham. Specimen |  | | Journal (issue) | | J.G. WEISS, S. (1994) The Minerals of the China Clay pits in Cornwall 14:21-33 WOOD, M. (1993) Strontianite...HACKER, C.M. (1997) Rutile from Wheal Remfrey china clay pit, Indian Queens, St. Enoder Cornwall 18:16 LAWTON...RUST, S. (1998) Bismuth minerals from Wheal Remfrey pit, Cornwall 19:11 RUST, S. (1996) Susannite and caledonite...19:28 Iron Knob Mine variscite 16:7 Iron Monarch Pit, Iron Knob namibite 11:12 Mt. Gunson Mine atacamite...magnesite 14:4-7 sylvinite 17:4 CORNWALL Boldelva Pit, St Blazey Gate cassiterite 14:32 orthoclase 14:32 |  | | Journal (article/letter/editorial) | | 606 pounds), cuprite, gold, diamonds, goethite, galena, gypsum, hematite, magnetite, malachite, melanterite...Gravel, 2 mi. N of Irene, in Middle Ordovician Galena Group small cavities: calcite (intergrown rosettes...)YV^U*V\U[` Clay pit, Ripley, just to the W, exposure of Pennsylvanianage Chelten Clay in pit: gypsum (crystals...*HSOV\U*V\U[` Gilead, Maquoketa Shale outcrop: illite (clay mineral group, type locality) (Grim, Bray, and Bradley...to 3 mi. W of Mt. Carroll along Carroll Creek: galena, pyrite, sphalerite (Garvin, Ludvigson, and Ripley |  | | Catalog/List | | included clay. l l 0x30x30mm. £8. 32) LINNAEITE and CHALCOPYRITE. (Musen) Siegen, Westphalia, Germany. Nice..."Roman Sword" shaped xls attached to a little greyish clay and roughly radiating from a central point. The...RHODONITE in GALENA. Broken Hill Mine, New South Wales, Australia. A solid mass about 50% galena and 50% dark...£95. 49) TURQUOISE and VARLAMOFFITE. Gunheath Clay Pit, St Austell, Cornwall. Quartz/granite matrix with |  | | Journal (issue) | | goyazite and florencite-(Ce) from Gunheath china clay pit. St Austell. Cornwall N.J. Elton alld M.J.£. Grigg... M.G.H. Merry and B. Jackson 100 Stalactitic galena in the Mendip Hills, Somerset, England: another...and technical discussions in the following fields: Clay Minerals, Applied Mineralogy, Geochemistry, Metamorphic...Mineral Physics. The Clay Minerals Group promotes the advancement of clay science and clay technology as applied...inclusions, associated with calcite + tetrahedrite + galena + gold. This is an alternative hypothesis to current |  | | Journal (issue) | | silver has been found during the present study but galena, blende, pyrite and probable chalcopyrite have...resting upon 150rnrn of yellow clay. This passed down into blue-grey mottled clay with lumps of coal about...about 0.4m thick. It seems that these clay bands acted as a barrier to the iron-Dearing solutions. The exposure...1780s refers to rights to dig cinders, iron-ore and clay (Gloucester Records Office 04212/Tl). In the 19th...stone was never carried far. In these exposures galena and blende occur in small amounts. These minerals |  | | Book | | recrystallize as entirely different but stable minerals. Galena It is common for more than one mineral species...manganese oxide on limestone, Solnhofen, Bavaria, Germany * 11.5 x 24 x 0.5 om MINERALS: PRODUCTS OF A...the space-group formula. An example of this is galena, which crystallizes in the space group Fm3m. MINERALS:... halite, copper, platinum, diamond, pyrite and galena. Starting with the orthorhombic cell and distorting... Europe: Cornwall, England; Rheinland-Pfalz, Germany. Asia: Yekaterinburg (Sverdlovsk), Ural Mountains |  | | Journal (issue) | | Diamonds", we moved on to more exotic things. Exquisite Galena and Sphalc:rite crystals impaled on Millcrite from...visually difficult to distinguish from Galena. All th= are found in clay ironstone nodules in the waste tips...succeeded by repatriating some specimens from Germany, this is most interesting as the mining companies...Moore found a boulder containing a rich vein of galena closely asociated with chalcopyrite, possibly bornite...tetrahedrite crystals, which can be found here, but the galena/tetrahedrite vein was clearly visible. Close to |
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