 | | Catalog/List | | ecimens as half phosphatic geodes from the Hiocene clay vith lmm,yellow-green,tabular xtls in aggregates...xtls. LC,t.20. 15. APATITE. Goonbarrow China Clay Pit,St Austell,Cornwa11. Granite fragment with upper...tlS each. Specimen C,on cavernous,bubbly, black Goethite matrix developments of globular to botryoidal... 3~. RARITE/CHALCOPYRITE.Dreislar,Sauerland,Germany. Large,platy interlocking,opaque,white xtls of...colour contrasts. SC,t20. 37. BARITE/CALCITE/GOETHITE PSEUDOMORPHS. Tenter 38. BARITE. Saint 39. |  | | Journal (article/letter/editorial) | | Clays and Clay Minerals, Vol. 58, No. 2, 188–204, 2010. FIRING TESTS ON CLAY-RICH RAW MATERIALS FROM...ceramics in studies of provenance. Eleven samples of clay-rich raw materials from the Algarve Basin (southern...representing the main compositional range of the clay deposits from the region. Mineralogical and geochemical...composition of shards may help to determine the type of clay used and the temperatures to which they may have...No. 2, 2010 Thermal transformations in Algarve clay complements archeometric work already developed |  | | Journal (article/letter/editorial) | | York 12230 mlupules@mail.nysed.gov THE Cicero Clay Pits ONONDAGA COUNTY, New York Downloaded by [Selcuk...showing the progression of land use at the Cicero clay pits. The 1938 USDA Farm Service Agency (FSA) flight...For at least fifteen years, concretions in the old clay pits near the village of Cicero in central New York...exquisite crystals. The many habits of calcite and goethite are particularly noteworthy. Material from this...(above). Map showing the locality of the Cicero clay pits in northern Onondaga County, New York. Figure |  | | Journal (article/letter/editorial) | | sults obtained. There is also about four feet of clay-gravel on the bottom of the creek that is very difficult...before junction with Rte 607. Shaft in the large pit and two smaller pits. Reed Mica AI. prospect. l /...and } / M i . N W of junction with Rte 522. Small pit. Op, 1900. Swann Mica Ppt. i / Mi. W of Gooch land...Ppt. on edge of Rte 634, 2 Mi N of Maidens. Small pit. Salter Mica Prospect. l Mi W of Rte 522 N branch... rear of and N W of Emmous Church. Cne me dium pit. Turner Mica Prospect E side of Rte 637, y N of 635 |  | | Report (issue) | | hydrothermal mineral deposits. Association: Dufrénite, goethite (West Phoenix mine, Cornwall, England); dufrénite...dufrénite, cyrilovite, leucophosphite (Gunheath china clay pit, Cornwall, England); sampleite, libethenite, crandallite...Linkinhorne, and the Gunheath china clay pit, St. Austell, Cornwall. In Germany, at Schneckenstein, and in the |  | | Report (issue) | | geochemistry and surface area of mudrocks from the London Clay Formation of southern England Physical Hazards Programme...the London Clay Formation of southern England S J Kemp and D Wagner mineralogy, London Clay Formation...Formation, clay minerals, pyrite, smectite, engineering properties. Front cover <2 µm X-ray diffraction traces...geochemistry and surface area of mudrocks from the London Clay Formation of southern England. British Geological...explain the geotechnical behaviour of the UK London Clay Formation. This project follows similar projects |  | | Catalog/List | | the two. 90x60x60mm. £95. 2) APATITE. Gunheath Clay Pit, St Austell, Cornwall. A --v" shaped quartz/mica...Barstow green stock bbcl 40x40x20nun. £95. 2>) GOETHITE. Botallack Mine. St Just. Cornwall. Ironstone...completely covered in lustrous jet black botryoidal goethite. 70x40x30nun. £65. 24) GOOSECREEKITE. Osare Quarry...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 | | area of matrix. 70x30x40mm. £8. 2) AMETHYST. Park Clay Pit, St Neot, Bodmin Moor, Cornwall. A nice clean...matrix with a little mica. 140x100x30mm. £35. 24) GOETHITE. Restormel Mine, Lanlivery, Cornwall. A clean...ironstained matrix with cavities showing black lustrous goethite xls to 5mm. Comes with old wooden stand with label...OPAL and GOETHITE. Botallack Mine, St Just, Cornwall. Intergrown mass of banded dark brown goethite. To one...30x40x45mm max. £65. 34) SMOKEY QUARTZ. Restowrack Clay Pit, Nanpean, St Austell, Cornwall. A 70x30mm area |  | | Catalog/List | | Cornwall. A solid mass of galena with a little white clay and intergrown pyrite on one surface. Barstow Stock...£65. 27) GOETHITE. Restormel Mine, Lostwithiel, Cornwall. A 25x20mm cavity in quartz goethite matrix showing...showing stubby black goethite xls to 3mm. Old hand written label. 70x30x20mm. £75. 28) GRAPHITE. Plumbago...£40. 41) SKUTTERUDITE. Daniel Mine, Schneeberg, Germany. About ten very lustrous silvery xls to 8mm intergrown...end. 40x25x12mm. £6. 48) WOLFRAMITE. Gunheath Clay Pit, St Austell, Cornwall. Quartz matrix with black |  | | Report (issue) | | deposits. Association: Goethite, beraunite, quartz. Distribution: In Germany, from Hirschberg, Ullersreuth...mines, Linkinhorne, and in the Gunheath china clay pit, St. Austell, Cornwall, England. From the Mangualde...Custer, Custer Co., South Dakota; at the Sequoia Pit, Iron Point district, Humboldt Co., and in the Gold |  | | Journal (article/letter/editorial) | | Clays and Clay Min erals, Vol. 45, No. 4, 564-579, 1997. AN Fe-BERTHIERINE FROM A CRETACEOUS LATERITE:...a laterite comprising gibbsite, kaolinite and goethite. Morphologic differences suggest 2 separate conditions...as replacement of kaolinite Copyright © 1997, The Clay Minerals Society along pseudohexagonal crystal...conjunction with chemistries of gibbsite, kaolinite, goethite and siderite with which it is in eqUilibrium,...material (Kearsley 1989), pellets associated with goethite in the Niger Delta (Porrenga 1966, 1967) or late-formed |  | | 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...Mount Elliott Mine augite 19:28 calcite 19:28 goethite 19:28 gypsum 19:28 quartz 19:28 Mount Glorious...19:28 Iron Knob Mine variscite 16:7 Iron Monarch Pit, Iron Knob namibite 11:12 Mt. Gunson Mine atacamite |  | | Journal (issue) | | the past we have found beautiful black sprays of goethite on quartz, Merehead quarry, home of the rare oxychlorides...process. We found some interesting hematite and goethite with small clear to black, highly lustrous, double...the lower levels and a good large specimen of goethite showing its almost fibrous structure.. One of...geode (3" by 2") blackened on the outside, with goethite sprays on the calcite crystals inside. - 12 -... discovered expanded to include botryoidal goethite, goethite after siderite (hollow rhombs), specular |  | | Journal (issue) | | Measures was the main ore worked along with a little goethite. By the very early 1800's Merthyr was the largest...important in the world. After about 1850 hematite and goethite were the chief ores. After describing the mining...hemimorphite crystals and blue bladed barite. Goethite epimorphs and pseudomorphs after barite have also...also been found at this locality. Goethite pseudomorphs are also well known from Blaengwynlais Quarry...Quarry north of Cardiff. But at this site the goethite is after pyrite. 12mm. crystals of pyrite being completely |  | | Report (chapter) | | Carboniferous period. In several samples, haematite, goethite and other Fe-oxides were found to result from...1000[rnT] 80 600 800 fi___. lOO-%] 90" 80I 70" Pit between Ledce end Zitov ~'13413[nT] / 60~" SO"...Plzefi; No. 7335A5: a sample of red claystone from a pit between Ledce and Zilov. remanent magnetization...Westphalian C Two-component magnetization predominates. Goethite is the carrier of the remanent magnetization with...magnetically hard samples. Unblocking temperatures for goethite _<100~ and for magnetite below 580~ can be derived |  | | 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...argentite with proustite and native arsenic from Germany. No precise locations were given for the latter...visit. Sunday 5 February 1978 - Rostowrack China Clay Pit. St Dennis. Cornwall Picked up Dick at his house |  | | Journal (issue) | | S. Africa, Switzerland, Belgium, Holland and Germany. Necessary to this development, to take up the...Bird 41 Windsor Walk, South Anston, Sheffield. Germany has often been referred to as the seat of western...Bauer came from Erzgebirge which is now in East Germany, but a region of similar importance and still easily...-' Wlldermilnn Gitlelde • :>. ~G 1 ••.• :>2 ·.Bad .Grund r• eZellerfeld ecJtusthal '•... 0.0.R....eminence called the Bracken - just inside East Germany - which rises to 3678 feet above sea level. Although |  | | Journal (article/letter/editorial) | | calcite, cerussite (crystals), dolomite, galena, goethite, hemimorphite, marcasite, pyrite, quartz (drusy)...Windrow Formation, mined intermittently 1899-191 8: goethite, hematite (Garvin 1998). Waukon, Mineral Creek...calcite (crystals), cerussite (coatings), galena, goethite (after marcasite and pyrite), hemimorphite, marcasite...2002 405 Locality Cross-Reference Acme gravel pit, Muscatine Co. Downloaded by [University of Saskatchewan...Clinton Co. Guttenberg, Clayton Co. Hahn’s gravel pit, Muscatine Co. Harper quarry, Kcokuk Co. Harvey |  | | Journal (article/letter/editorial) | | ounce to 1,606 pounds), cuprite, gold, diamonds, goethite, galena, gypsum, hematite, magnetite, malachite...dolomite (tiny sparkling rhombs lining cavities), goethite (as replacements of sulfides), marcasite (flattened-diamond...)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...(disphenoids), dolomite (tiny sparkling rhombs), goethite (replacement of sulfides), marcasite, pyrite (chains |  | | Journal (article/letter/editorial) | | Shelbyville quarry, SE on U.S. 41A: rectorite (as main clay mineral in bentonite bed) (Elliott and Aronson 1987)...intersection with U.S. 127 near Litton: rectorite (as main clay mineral in bentonite bed) (Elliott and Aronson 1987)...gold (Neuman and Wilson 1960). Townsend, borrow pit near Townsend: smythite (D. Coskren, pers. comm.)...(Zeitner 1968). Carroll County Clarksburg area, unnamed pit in north valley wall of Cane Creek, 4 miles W of... 2.5 miles ENE of Vale: pyrite (nodules in gray clay) (Whitlatch 1940). Spencer Clark farm, 3.5 miles |  | | Journal (issue) | | Ann , Sheppey barite, Hemerdon scorodite, China Clay Pit wavellite, turquoise, cacoxenite and variscite...Madan with a Gunheath China Clay Pit cacoxenite! Day 2 Elatsite Open Pit (a porphyry copper deposit)...Chelopech Gold mine. Elatzite is a working open pit and the mine geologist Zlati Vassilev accompanied...field trip to Siberia in 1992) to take us into the pit to a level which was not being worked . Initially...our hotel in Sofia. Day 3 Kremikovtsi Open Pit (Fig. 7) The pit is not working at the moment, but mining |  | | Journal (article/letter/editorial) | | (Interstratified chlorite + vermiculite or smectite) In clay fraction of Keuper mudstone at WilkesIcy, near Audlem...chalcosiderite in kaolinised granite at Gunheath china clay pit, St. Austell, Cornwall (Ince, 1986). Cyrilovite...veins in kaolinised granite at Gunheath china clay pit, St. Austell, Cornwall; analysis shows substantial...golden-yellow radial aggregates up to 1 cm in goethite from Gravel Hill mine, Perranzabuloe, Cornwall...greenish-yellow fibres, with chalcosiderite in quartz-goethite matrix from Wheal Phoenix, Linkinhorne, Cornwall |  | | Book (volume) | | CARTERSVILLE: area barite pitsBarite, Geodes, Goethite, Hematite, Limonite, Iron minerals; area mines...left side of US 27N, on the Roland Hancock farm, a pitgemmy chert. CHEROKEE COUNTY BALL GROUND: area:...minesMica, Beryl, Quartz; SE 4 mi.: (a) area of the Germany Mt.; (b) at Wilson farmAmethyst (gem quality);...Quartz crystals. TOWNS COUNTY AREA: extending into Clay Co., NC, a region of mica schist exposures reaching...This mineralization zone extends to Tusquitee in Clay Co., NC. Regional stream beds, banks, adjoining |  | | Journal (issue) | | collectors such as ourselves . will help overcome the bad press which mineral collecting seems to have attracted...father were avid collectors, particularly from the clay pits and mines of Cornwall and Devon, but also from...quartz, tourmaline and opal from Gunheath china clay pit in Cornwall, the second was amethyst from Cape...good choice of specimens from Namibia (can there be bad : choice?). His display featured a lovely prehnite...alkaline basalt lavas. These can be found in France, Germany and Hungary. b) Mantle outcrops where sections |  | | Book | | understanding and enthusiastic publisher I have ever bad the pleasure of working with. I know that be joins...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...associated with granite cusps such as those at Mulberry pit, Hemerdon and Redmoor. Near to Red moor is Hingston...activity continues with the exploitation of china clay (mainly for kaolinite), particularly in the St Austell |
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