 | | Journal (article/letter/editorial) | | the azurite would chemically convert to green malachite. Realgar and Orpiment Azurite is not the only...of Greece). It is a stronger green color than malachite. Crocoite Who has not fallen in love with the...provided a second source for the mineral. Graphite Graphite (pure carbon) was first used as a tool for...for writing and drawing in England in 1662. Graphite had been known since its discovery in Bavaria around...Kremnitz white (derived from the town of Krems, near Vienna, Austria, where it was made) were other names |  | | Journal (issue) | | 307 by ]. P. Cassedanne Mineralogy of the Kalkar quarry, Santa Cruz, California..........................Ulrich Burchard on the Kremsmiinster museum in Austria was taken largely from his recent book, Mineral...Minerals Mineral & Needle Craft Creations, Inc. Quarry Enterprises Wallingford, CT Oceanside, NY John...Hyde Park, MD Pawtucket, RI Facet Tool Co. Sea/Land Minerals Oceanside, NY Peekskill, NY Trafford...the w o rld — with special emphasis on Germany, Austria and Switzerland. Articles on the fundamentals and |  | | Journal (article/letter/editorial) | | Co., where turquoise is found as thin veins in graphite schists (Carboniferous). The Erin occurrence is...beautiful consisting of deep blue azurite, dark green malachite, bluishgreen chrysocolla and deep black tenorite...Please Send Them In. calcite from the West End quarry, Inyo Co., Calif., and the other is a bluishwhite...Can anyone supply information on the occurrence? District oí Columbia—On a recent visit to Washington, the...grayish cephalopod from the world's largest limestone quarry, located in Rogers City, Presque Island Co., Mich |  | | Book | | derives its name from the saltmining district of Hallstatt in Upper Austria, where many prehistoric finds have...below. South Africa. Below right Coarsely foliated graphite. Rap;edara, Cevlon. PLATE 1 C '9 1 Orthorhombic...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 |  | | | | element. Gold, copper, silver, platinum, bismuth and graphite fall in this subdivision. Sulphides and arsenides:...aragonite, dolomite, siderite, rhodochrosite, malachite, azurite, gypsum, anhydrite, baryte, apatite,...description is not clear, e.g., submetallic, for graphite. Adamantine: brilliant, hard, durable, e.g., diamond...yellow), p. 50 chalcocite (dark grey), p. 34 | graphite (steel grey, black), p. 30 | stibnite (lead grey)...‘Soft(Mohs 1-2) ‘Black Hard (Mohs more than 51) graphite (black),p. 30 pyrolusite (grey to black), p. 82 |  | | Book (edition) | | reflections of hematite (red), azurite (blue), and malachite (green). Common Habit Many minerals develop...of pyrite (creme) is much higher than that of graphite (brownish grey), which shows grooves at the contact...main axes of the lattice, while the hexagonal graphite is made up of carbon sheets with very little bonding...(continued) Pressure twins are commonly found in graphite or molybdenite, where they are easily identified...grains. Left: Simple (upper right) and complex (lower left) twinning of gudmundite (blue and brown anisotropy) |  | | Book | | “Light of the Desert” (see page 117) Page 3: Malachite (see page 120) Page 6: Mimetite (see page 139)...process, new minerals and rocks are formed. RIGHT: Malachite with chrysocolla, Majdanpek, Serbia ¢ tixex7 cm...A CHANGING PLANET 11 Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm Mineral Species...carbonate) can react to form malachite (green copper carbonate). If malachite produced this way keeps the...while cinnabar and minium give us bright red and malachite is a source of green. Color is one of the first |  | | Catalog/List | | Jersey USA 2x2 £14 4. GRAPHITE pure grey slightly crystalline mass, Ratnapura district SriLanka small 2x3...fibrous crystals in large 2x3 quartz Maishofen, Austria £17 15. KOCHSANDORITE three small white areas...£10 40. MALACHITE good small display specimen about 2x2.5 of a dark green botryoidal Malachite. Miguel...and with a band ofBarite (not fluorescent) Crich Quarry Derbyshire £10 3x3 inch 42. FLUORITE cleavages...coverage and interesting location Hingston Down Quarry Cornwall 3x2.5 £8 43 . LEPIDOLITE good small display |  | | Journal (article/letter/editorial) | | MINES AND MINERALS OF AUSTRIA By P H I L I P M O R R I L L East Derby, N . H., 0 3 0 4 1 ( P A R T III)...Tennantite Xls ( H N W ) ; Q Xls; Dolomite Xls; Azur-Malachite; Chalcopyrite; Siderite. Mixnitz-Variscite. >-N...16 Miles Do not scale. Uooer Austria Altaussee tsch# Lower Austria Yugoslav! VII STYR1A ROCKS AND...% " to 2" termin ated) ( N H W ) Kaiserberg. Graphite M. (current). Lig nite M. Fohnleiten. Coal M...Rattan-Lazurite. 294 Fischbach-Lazulite. St. Lorenzen. Graphite. Nr. Yugoslavia. Vorau b Graz-Lazulite X l s |  | | Journal (issue) | | from left: Fluorite, 6.7 cm, from the Weisseck, Austria. Collected by Reinhold Bacher; Reinhold Bacher...Fluorapatite, 3.3-cm crystal, from the Pulsifer quarry, Maine. Collected by Terry Szenics; Jeff Scovil...rosette, with prehnite, 14 cm, from the Centreville quarry, Fairfax, Virginia. Smithsonian Institution collection...C6649; Lee Boltin photo. Fairfax Quarry, Virginia, 1967 The Fairfax quarry in Virginia is a classic locality...northeastern corner of the Fairfax quarry in Centreville, Virginia. I visited the quarry the next weekend. Nothing |  | | Catalog/List | | chlorophosphate New Ham.12shire Graf ton Center, Ruggles quarry ...... Olive green masses in pegmatite ...... ARAGONITE...with malachite ........... Arizona Yavapai County, Bagdad Rich thin blue vein masses with malachite and...crystalled on quartz and calcite with ...... . malachite and minor sulfides ...... lxl" 5.00 AUTUNITE...$1. 50. New Mexico Socorro County, Hansonberg district Large white crystal sections, select ....... ...................... . Southern Rhodesia Miami district Yellow-green hexagonal crystal prisms from l" |  | | Book | | Gold, copper, si lver, platinum, bis1nutb and graphite fall in this subdivision. Sulph ides and ai·senides:...pyrolusite (steel grey with bluish tint), p. 82 graphite (steel grey, black), p. 30 stibnite (lead grey)...Red-brown cinnabar (red), p. 96 12 . . .. . graphite (black), p. 30 pyrolusite (grey to black), p....lazurite (blue), p. 236 sodalite (blue), p. 234 malachite (green), p. 158 turquoise (greenish blue), p... lt constitutes approxi1nately half of Canada's land surface and boasts one of the n1ost productive 1nining |  | | Book | | the only tool needed. These are pencils with the graphite points replaced by sharp-edged pieces of the standard...described. Botryoidal: like a bunch of grapes as in malachite Reniform: kidney-shaped as in hematite Mammillary:...the fixed index (the ordinary ray) at a higher or lower reading than the moveable (extraordinary) ray. Where...copper gives a blue or green as in turquoise and malachite. Colour may be altered by heating or irradiation...incident beam are retarded by passing through to the lower side of the film, rejoining the main beam either |  | | Catalog/List | | translucent tips coated with fibrous silky olive green malachite replacement Largely matrix free. Pretty D Ml.£15...mauve points. Matrix free Pretty D TN.£24 25 MALACHITE & CERUSSITE,Browns Deposit.Rum Jungle.Northern...Northern Territories. Australia.Beautiful silky B malachite nodules with milky white light brown blocky cerussite...60mm Matrix free Very attractive D Ml. £5 36 MALACHITE,Dolwen Mine,Devils Bridge.Dyfed.Wales Vughy matrix...containing silky radiating olive green malachite encrustations Modest malachite coverage Good RF Ml £3 37 SMITHSONITE |  | | Catalog/List | | opalescence ................... PERICLINE Italy, Austria 1 SWitzerland Aleine areas Fine large white twin...marble ..... . Connecticut Canaan, New England Lime quarry Silky white xl prisms in dolomitic marble .......material ........... Arizona Cochise Co. , Swisshelm district Rich brown to gray massive, some with minor cerussite...chloro-phosphate :\'ew Hampshire Grafton Center, Ruggles quarry Olive green masses in pegmatite ....... Fl. APOPHYLLITE...prisms on basalt .. ARAGONJTE Calcium carbonate En~land Somerset, Lamb's Lair Cave White to tan compact |  | | Book | | 10:215-217 ADULARIA Adu Iaria from the Howard-Montgomery quarry, Howard County, Maryland (by J. S. White) 25:53-54...the Alpine ar,d Subalpine region [Switzerland,Austria and Iti:Jy](by C. M. Gramaccioli) 8:287-293 Minerals...10:85-89 Micromounting in the eastern Alps of Austria (by K. Kotal) 13:171-173 ALSTONITE An occurrence...ANALCIME Natrolite and analcime from Eckman Creek quarry. Waldport. Oregon (by M. Groben) 1:153, 1:173,...23:88-90 ANCYLITE Calcian ancylite from [the Keystone quarry near Cornog,] Pennsylvania: new data (by F. A. |  | | Catalog/List | | or D SPC. C. £10 41 WOLLASTONITE-2NI,Crestmore Quarry,CalifomialISA. Greenish vitreous rather massive...forming detached xil group R F SPC M I to C £2 52 MALACHITE after AZUFUTE,Nline TouissiLOutda,Nlorrocco Interesting...Interesting pseudomorph showing malachite replacing blocky equant pre existing azurite xtls interesting...interesting example Good RF or D MI £5 53 MALACHITE with AZ.URITE,Pardos,Guadalajara,Spain Interdeterminant milky...blue encrustation of azurite with plaques of malachite replacement Pretty D or RF pseudomorph. C. £3 |  | | Journal (issue) | | JANUARY–FEBRUARY 2019 Articles The Almadén mining district, Ciudad Real, Spain ............................ Maharashtra, India 6 cm The Almade;n Mining District, Ciudad Real, Spain Borja Sainz de Baranda Graf...Alcala de Henares (Spain) The Almadén Mining District exploited the largest mercury deposit in the world...in 2012, the district was declared a World Heritage Site by Unesco. The Almadén District has yielded excellent...donharrisite. INTRODUCTION The Almadén mining district exploited the largest mercury deposit in the world |  | | Book (edition) | | 01-50 V 76 78 80 82 Mineral Strunz-Group Graphite Sulfur Selenium Tellurium I/B.02-10 I/B.03-10...Unfamiliar Anions V/C.01-10 Azurite V/C.01-20 Malachite V/C.06-30 Defernite 774 776 778 V/G - “Insel”...matrix (brownish grey), skutterudite (light grey, lower right corner); Core Drilling near Orahovac, Kosovo...(brownish pleochroism), silicates (dark grey); Basalt Quarry Bühl near Kassel, Germany [j]; Nic. // C Iron (dark...(brown and multicolour internal reflections); Basalt Quarry Bühl near Kassel, Germany [j]; Nic. + 20 Iron |  | | Book | | It is used in alloys to increase hardness and lower the melting point. Antimony compounds are toxic... Crystal system: trigonal NATIVE ELEMENTS Graphite G raphite is a form of carbon made of stacked...synthesized molecule found in nature in minute traces. Graphite is used as a lubricant, in crucibles, as a moderator...unusually for a non-metal, conducts electricity. Graphite is found in metamorphosed sediments, basic igneous...igneous rocks, pegmatites and quartz veins. Graphite deposits are In Sri Lanka, Madagascar, Russia, South |  | | Catalog/List | | Sicilv Elba Glen Strathfarrat Scotland Zambia Austria Ecton Hill, Staffs Cloqau Wales (Barstow) Ow...105Q 303 60J 152C 105p 60E Coooer Sulphur Gold Graphite Copper Manqanese Copper Elaterite Sulphur Copper...Merehead Quarrv Somerset Rauris Austria Vitifier Mine, Dartmoor Austria (Weller) ex Prisk Collection Hemerdon...£1 £5 £12 £3 75p 75p 50p Colorado, USA Dulcote Quarry, Somerset Pentire, Cornwall A9 A9 A9 50p 75p...A10 £2 4.50 £2 50p £4 £12 £1 75p £1 Rauris, Austria Florence Mine Cumbria North Carolina, USA Gunheath |  | | Journal (article/letter/editorial) | | consumed, finding unaltered relict diamond within the graphite as so that a combination of individual reactions...reaction is catalyzed by the muscovite and biotite in graphite have an octahedral shape, with planes {0001} the...matrix, whose dehydration provides the chemical of graphite parallel to those that would correspond to driving...pseudomorphed and the abundance crystals were more of graphite implies common than a diamond content unaltered...indeed been found. They are known in the sulfur Graphite pseudomorphs after diamond deposits of Sicily | | | Book | | It is used in alloys to increase hardness and lower the melting point. Antimony compounds are toxic... Crystal system: trigonal NATIVE ELEMENTS Graphite G raphite is a form of carbon made of stacked...synthesized molecule found in nature in minute traces. Graphite is used as a lubricant, in crucibles, as a moderator...unusually for a non-metal, conducts electricity. Graphite is found in metamorphosed sediments, basic igneous...igneous rocks, pegmatites and quartz veins. Graphite deposits are In Sri Lanka, Madagascar, Russia, South |  | | Book (edition) | | scale to soapstone at the other. There is a still lower limit in liquids and gases; but of the hardness...the planes of the trisoctahedron in Fig. 21. The lower one of the three on the upper front solid angle...by a constant ratio, and the expression for the lower right one of the six planes will be 3c f & la. By...being here directly over those suppressed in the lower pyramid. APATITE. If the student will shade over...of the upper pyramid alternate with those of the lower; but -this kind occurs only in the rhombohedral |  | | Catalog/List | | 'holy fallen filled with the olivine it district: from or at regarded The moderate a at high...Meteoric Stone, or Iron Moes, Transylvania, Austria-Hungary. Meteorites, Canon Diablo, Arizona. Kiowa...the crystals sandstone allows cabinet are is Austria-Hungary, brown coal formation.” am cases and...are scarcer. instances, material, Pater- at quarry received the entire we in- or through the...Von 2O to be Thaumasite the he and dis- quarry, West aggregate of pris- matic uals crystals |
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