 | | Journal (article/letter/editorial) | | additional mineralogical complexity with “visible gold, pyrite, arsenopyrite, and minor pyrrhotite, tetrahedrite...arsenopyrite, tetrahedrite, bournonite, and sphalerite. Pyrite, chalcopyrite, gersdorffite, and galena are minor...Neue Hoffnung Gottes mine, Braünsdorf, Mittelsachsen, Saxony, Germany, is the type locality of kermesite...3.5 cm, Neue Hoffnung Gottes mine, Mittelsachsen, Saxony, Germany. Crystal Classics specimen and photo...nineteenth century, together with Braünsdorf in Germany. The deposit was mined from the end of the eighteenth |  | | Report (issue) | | ============================================================ quarry, from whence the veszelyite comes. The Yanga Koubenza...to cabinet-size specimens showing pyrite coating barite, and pyrite perimorphs after barite, from a summer...with shiny shells of minute cubic and octahedral pyrite crystals completely covering them. Some of the...prices from $90 to more than $700. Barite coated by pyrite, 10.5 cm, from the Oumjrane mining area, Alnif...prettiest of the group: a cobalt-rich calcite with pyrite from the Aghbar mine, Bou Azzer district, Drâa-Tafilalet |  | | Catalog/List | | ALLEMONTITE An intergrowth of arsenic and antimony Germany Harz Mountains, Andreasberg Rich gray botryoidal...County, Klondike mine Cleavage plates in quartz with pyrite ......... AMBER Oxygenated hydrocarbon Dominican...marble ..... . Connecticut Canaan, New England Lime quarry Silky white xl prisms in dolomitic marble .......Ajo, New Cornelia mine La,·ender cleavages with pyrite and chalcopyrite; has typical rectangular cleavage...pink to tan rhombohedral crystals with sphalerite, pyrite, galena crystals .......... ANNABERGITE Hydrated |  | | Catalog/List | | ANHYDRITE CRYSTALS Sonderhausen, South Harz, Germany. Calcium sulfate. Single sharp rectangular crystals...brass-yellow metallic twinned pyrite crystals ( Iron cross). Some of the pyrite vugs contain felted aggregates...(average size k'-?'') scattered on chalcopyrite xls, pyrite xls, or milky quartz. These specimens are similar...CRYSTALS in ANHYDRITE Luneburg, near Hannover, Germany. Magnesium chloroborate. Very sharp highly modified...ALLEMONTITE Samson mine, Andreasberg, Harz Mountains, Germany. An intergrowth or arsenic and antimony.. Rich |  | | Catalog/List | | Whcal Basset, Carnkie, Cornwall. 5x3.8x2.6cm. A quartzite and rock matrix has a botryoidal bed or small...Redruth, Cornwall. 8x6x4.6cm. I\ sandy coloured 6. quartzite matrix has many black bornilc cubic xtls attached...formation as well. Great specimen. £ 150. CALCITE ON PYRITE, New Rosewarne mine, Gwincar, Cornwall. 8. S.7x5...rich botryoidal clruse or iridescent pyrite. Some cubic pyrite xtls arc also present which have a reel...Botallock mine, St. Just, Cornwall. 13x6.7x3.2cm. A quartzite matrix with the top completely covered with while/cream |  | | Catalog/List | | ALLEMONTITE An intergrowth of arsenic and antimony Germany Harz Mountains, Andreasberg Rich gray botryoidal...Sharp pink to tan rhombohedral crystals sphalerite, pyrite, galena crystals ..... FL/R Fl/R with . ANNABERGITE...minor . ARSENOPYRITE Iron sulfarsenide East Germany Saxony, Freiberg, Davidschacht Brilliant small tin...specimens from one of the few active mines in East Germany ..... . ..,-=e:.:x:.::i:.:c:.:o Zacatecas, Mina...Buena Lustrous tin-white crystal groups with minor pyrite and jamestonite ............... . 1. 00 3.50 |  | | Journal (article/letter/editorial) | | Pers. Comm.) (The heated-isometric solid has the pyrite structure). Zippieite—Joachimsthal (Jachymov)...Arizona; Besnerm, Henvey, Ontario; and Schneeberg, Saxony Sodium-Zippieite—The common zippieite. The Colo...from vaesite. As they are shown to belong to the pyrite group and are both essentially nickel sulphides...since it is intermediate between the end-members pyrite and vaesite. However, reference books are sometimes...gests it was weathered or leached. The matrix (a quartzite in all specimens) is covered with numerous velvety |  | | Journal (article/letter/editorial) | | Göttingen, Goldschmidtstr. 3, 37073 Göttingen, Germany 4 Geological Survey of Norway, PO Box 6315, Sluppen...and selected well-known localities in Sweden, Germany, Czech Republic, Russia, Greece, Brazil, Nepal...History Museum of Oslo, Norway. c Bluish kyanite quartzite from Hålsjöberg, Sweden. The long edge of the...green chromian muscovite, quartz, and subordinate pyrite. The long edge of the specimen is 16 cm. Photographs...contain kyanite (Sächsisches Granulitgebirge, Germany; Moldanubian Zone, Czech Republic and Austria; |  | | Journal (article/letter/editorial) | | presents the results of a current isotopic study of pyrite mineralization, acid mine drainage (AMD), and nearby...locally framboidal pyrite (FeS2) that tends to oxidize rapidly on exposed quarry walls and unvegetated...is expedited by the occurrence of arsenic in the pyrite crystal structure, which greatly decreases its...weathering. The δ34S signature of pyrite from the Podwiśniówka quarry (mean of −24.0 ± 3.1‰) was different...Wiśniówka Duża quarry (mean of −17.4 ± 7.2‰). These values fingerprinted two basic pyrite mineralization |  | | Catalog/List | | _ Fcldsp3~ -·· ~ 510 ■■ CHALCEDONY Greystones Quarry, lezant, Cornwall Grey banded massive lx2 £1 2x2...- -- -- - -- - - -- - 134 ■ CHALCOCITE Swinless Quarry, Kilbirnie, near Glasgow, Scotia Rich metallic...------ - -- - - - -- - - 26 ■ DOLOMITE Thoiras Quarry. Gard . France Good creamy curved crystals on matrix...- - ----- --- ------ - --- 47 ■■ FLUORITE Crich Quarry Derbyshire yellow massive cleavage, with a pale...-- - --443 ■■ FRONDELITE Hagendorf, Oberpfalz, Germany rich brown radiating mass in matrix 1cm £5 Ix½ |  | | Book (edition) | | 9(10)- 7.6(5) - 5.8(4) - low-grade high-pressure quartzite on Mt. Ochi. near Karystos, Euboia, and near 3...Scbwarzwald Mts., in the Sailauf quarry, Spessart Mts., Bavaria. both Germany, and from the Rabejac deposit... = = = = = Acanthite, x 16 mm, Freiberg, Germany, H Abernathyite, 12 mm, Ririera/, France, H Abhurite...at the Himmelsftirst mine, Freiberg, both Saxony, Germany. In the subtropical areas acanthite may occur...the Sankt Christoph mine, near Breitenbrunn, Saxony, Germany, and many localities in the Alps, e.g. on Grossgreiner |  | | Catalog/List | | xtl with an undamaged tip. £3. 5. ANALCIME, Croft Quarry, Leicstershire. 3.5xl.8xl.3cm. A greeny/white matrix...under magnification. £6. 9. ANGLESITE, Coldstones Quarry, Pateley Bridge, Yorkshire. 3x l.9x2cm. A bright...£32. (am9) 2. ~ ~ I,. "POTATO STONE", Dulcote Quarry, Somerset. 4.5x4x2cm. A cut geode 4 12. ARAGONITE... £36. 13. ARTHURITE AND ARSENOPYRITE, Hingston quarry, Cornwall. 2.4x2.3x 1.5cm. A light grey crystalline...green to one end. £2. 15. AURICHALCITE, Machen Quarry, Gwent, Wales. 6.7x5.5x4.5cm. A mottled green, |  | | Book (edition) | | asphalt . showing cleavage and bedding in slate quarry with cleavage parallel to bedding Map showing distribution...367 121. Section showing relations of ocher, quartzite and clay, near Car- Ga 372 showing area of...Sicily 128. Plan of pyrite lenses at Sulphur Mines, Louisa County, Va., showing 401 pyrite (a) and crystalline...crystalline schists (b) 129. Plan of pyrite lens (a), showing stringers of pyrite, interleaved with schists (b)...conglomerate, showing 463 replacement of quartz by pyrite LIST OF ILLUSTRATIONS xi 463 Thin section showing |  | | Catalog/List | | CAVENSITE ON STILBITE (4cm x 4cm x 3cm) IPagoli Quarry, Poona, India A large group of cavensite crystals...pyromorphite to 3mm on a brown gossanous matrix £68 15 PYRITE ON ENARGITE (5cm x 5cm x 4cm) Quiruilico Libertat...5mm intergrown with well-formed pyritahedrons of pyrite. Nice combination. £70 16 AZURITE (7cm x 6cm x...a pretty intergrown group. £40 21 ZINKENITE ON PYRITE (5cm x 5cm X 4cm) Sa Jose, Oruro, Bolivia A pretty...£25 40 SAMPLEITE (2cm x 1cm x 1cm) Laks Boga Quarry, Victoria. Australia Bright electric blue crystalline |  | | Journal (issue) | | in yields the following , at low prices : Cubie Pyrite , Tooele Co . Loose and in Kaolin Identical with...consisting of beautiful little specimens of sphalerite, pyrite, apatite and chalcopy- rite, all of them coated...crj'Btals of galen ite, chalcopyrite, sphalerite, pyrite and ankerite are not uncommon in the chambers of...of this epoch are — in some layers — loaded with pyrite. The sulphides of lead, zinc, iron and copper mentioned...quartz, galenite, sphalerite, chalcopyrite and pyrite. Beck says the ores " contained also a little silver |  | | Journal (article/letter/editorial) | | 36849-5305 cookrob@auburn.edu URANI NITE Strickland Quarry, Portland, Connecticut Topsham, Maine etals and...An 8-mm uraninite on matrix from the Strickland quarry, Portland, Connecticut;Bruce Jarnot specimen, Jeff...Maine pegmatites, including the Groves quarry, Auburn; Tamminen quarry, Greenwood; Dunton and other quarries...quarries near Rumford; and the well-known Swamp No. 1 quarry occurrence at Topsham where brilliantly lustrous...Haddam Neck (Rock Landing No. 1 quarry), Glastonbury (Pelton’s quarry), and the Strickland, Andrew’s, |  | | Report (volume) | | ............. Technical description of a slate quarry............................. PART II. SLATE DEPOSITS............ 138 GLOSSARY OF GEOLOGICAL AND SLATE-QUARRY TERMS ....................... 146 INDEX .........slate................................. 20 V. A, Quartzite beds in overturned folds in slate; B, Quartz veins...Merrill quarry at Brownville, Me................................. 66 XIII. Old Bangor quarry (north-northeast...end), Pennsylvania........... 76 XIV. Old Bangor quarry (south-southwest end), Pennsylvania .......... |  | | Journal (issue) | | (]OHi.,,/~ jo,,, ,4,w,J, l9J/..2. CHIPS FROM THE QUARRY .................................................Association 122 ROCKS AND MINERALs Chips from The Quarry D-EALERS NOW IS YOUR OP.PORTUNITY! It is most...color, and associated with small rock crystals and pyrite crystals. Its locality was Saint Pierre de Mesage...rayish-green crystals in rock from Ehrenfriedersdorf, Saxony, Germany ; while the most interesting of all, perhaps...was from the Sampson Mine, Andreasberg, H arz, Germany ; another, of a pale green color was from the Bhore |  | | Journal (article/letter/editorial) | | of Ore Material in Early Precambrian Ferrous Quartzite Formations I. A. Bergmana and G. M. Kolesov b...geochemistry methods to Early Precambrian ferrous quartzite formations and in order to elucidate the nature...rocks from some regions of the United States, Germany, etc. contain 0.21–2.8 ppm As [39, 40, etc.]. Diagenetic...chlorite–magnetite ore, Hemmerlein skarn deposit (Saxony, Germany); (7) manganese nodules from the Galapagos...(USA) – Middle Triassic limestones, Steudnitz, Germany 5 Mn–Fe carbonate nodule, Chamberlain, S. Dakota |  | | Journal (article/letter/editorial) | | the southwest margin of Ronneburg, Thuringia, Germany. Occurrence: In a uranium deposit in slates and...K2MnV4O12, a new mineral from Ronneburg, Thuringia, Germany: description and crystal structure. American Mineralogist...NaY(CO3)2•6H2O T RICLINIC Locality: Poudrette quarry, Mont Saint-Hilaire, Rouville County, Quebec, Canada...of Crystallography, Freie Universität, Berlin, Germany, and long-time collaborator with the crystallography...Ca3Ge(OH)6(SO4)(CO3)•12H2O H EXAGONAL Locality: Gioia quarry, Colonnata valley, Carrara basin, Apuan Alps, northern |  | | Journal (article/letter/editorial) | | Republic) is hosted by Ordovician phyllites of Vogtland–Saxony Paleozoic Unit in the Saxothuringian Zone of the...than 1 m up to 20 m). Cinnabar is accompanied by pyrite and locally also siderite. The P–T history of the...origin crystallized at ~300 °C, while hydrothermal pyrite crystallized at 220–210 °C and cinnabar at 195–160...phyllites (bearing ample albite) with abundant quartzite and quartzitic phyllite intercalations. Graphitic...vicinity in Germany: near Erlbach (in phyllites; Scheufele 1940), at Niederhasslau (in quartzite), at Loitzsch |  | | | | fused together. A few rocks such as limestone or quartzite may be composed of one mineral species but they... Chalcocite, bornite, chalcopyrite, covellite, pyrite, marcasite, pyrrhotite, pentlandite, stibnite,...(Mohs more than 514) magnetite (black), p. 74 pyrite (pale brass yellow), p. 46 arsenopyrite (silver-grey)...Fine marble (p. 294) quartzite (p. 294) granite gneiss (p. 290) quartzite (p. 296) Beginner's Guide...Minerals and Rocks Medium quartzite (p. 296) schist (p. 286) quartzite (p. 286) Dark amphibole gneiss |  | | Book | | . . . . . . . . . . . . . . . . . Pitchblende-Pyrite ( ± Pb, Cu, Ag Sulfides) Type . . . . . . . . ...radium; thus outcrops of radioactive ores rich in pyrite that are weathered may be leached selectively of... 1,834 g (Meen, 1948) (Fig. 2.1); Rock Landing Quarry, Hadclam Neck, Conn., 6 X 7 X 10 cn1, 1,200 g (Ingerson...Fig. 2.2). Pyrite-uraninite po}ycrystals copsist of thin alternate crystal zones about a pyrite nucleus...masses intricately intergro,vn vvith he1natite, pyrite, other sulfides, and gangue 1ninerals; some occurs |  | | Journal (issue) | | Rupnica near Voćin (Figure 1). Rupnica is an old quarry with well-exposed phenomenon of columnar jointing...(Figure 2 left). Rupnica (together with Trešnjevica Quarry, where a magmatic vein several hundred metres in...Papuk. The second protected geological site is Quarry Fantazija (Figure 2 right) near Rovinj (Figure...good practice is Vinkuran (Figure 1), the oldest quarry in Istria (Figure 3 left), known as “Cava Romana”...heritage Figure 3: (left) Vinkuran, the oldest quarry in Istria; (right) the Arena in Pula. sequence |  | | Catalog/List | | intergrown terminated crystal on minor zinkenite and pyrite. (A) 3/8x3/8 11 $9.50. (B) 3/Bx½" $12.50. (C)3/8x½...COLLECTIONS 11 $15.00. APAT ITE Ehrenfriedersdorf, Saxony, Germany Choic€: pale lc:1vende1· inlergrnwn 3 lo 5... on dense Himmelsfu,·st mine, F1·eiberg, Saxony, Germany irregular gray metal I ic 1 to 3 mm fragments...quartz. l½x2½11 $35.' ERYTHRITE Schneeberg, Saxony, Germany Select dark maroon tx½" radialing crystal spray...spray imbedded cavity on pate tan quartzite matrix. l½x 211 $ 25. 00. ERYTHRITE Alamos, Select pate fibrous |
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