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| Forms close on the 20th of January, April, July an d October . ¡ &uthors alone are responsible for...Calif. Ln,¡entler in eolor. Th"'se spN¡imcns are from an inch to two inches in lt'ngth. Th1'y are not gem...Advanced Collector (TT I baYe for sa le rare crystal'i an..." ancl ~IINERALS History The pyrrhotite mine is an old workings. When, how and by whom ic was opened...two m inerals as occurring there as follows : " Apatite, in low six-sided prisms truncated on the terminal |
 | | Journal (article/letter/editorial) |
| manganesedeposit. Phosphorousoccursas discrete apatite inclusionswithin the quartz and orthoclase; and...potash-feldapar, garnet, manganese - pyroxene and apatite termed Kodurite) of Vi shakhapatnam and Srikakulam...1909; Roy, 1981), and are rich in phosphorous, on an average contain ing 0.3% of phosphorous (Mohanty...ores deteorates the mechanical properties of steel. An attempt is are in latter association. The manganese...associated with cryptomelane (light grey). kaolinite, apatite, sphene, biotite form the silicate gangue minerals |
 | | Journal (article/letter/editorial) |
| widespreadinclusionsin pyrite apparentlyrepresentthe remainsof an early progrademineralizationobliteratedby intensesulfidationof...lcopyrite-bornite,with K silicate alteration, in an early stagedominatedby magmaticfluids("Early stage")...are involved but apparentlygradecontoursare steep. An even more dramaticdrop in the gradeof copperis seenin...0.03 percentMo extendroughlythroughthe chalcopy- der the stronginfluenceof the thermal and fluid flow...orebodyis for Fe-Ti oxidesto be destroyedboth by sionof an irregularseparatehighbut is similarto that ob- sulfidationandby |
 | | Journal (issue) |
| of Some New England Pegmatites W. C. Stoll 136 An Occurrence of Cassiterite at Dublin Gulch, Yukon...length, and has an average width of 53 feet. It lies in schist along the southern margin of an alaskite stock...Molybdenum Property is located in the Liberty Mining District about 25 miles north of Tonopah in Nye County...slope of the arid and barren San Antonio Mountains at an elevation of 5,900 feet. This paper presents a description...alaskite-schist and contact 1,on faulted both in has an ¢ Leve 250 sets by eastern parallel the ave deposit |
 | | Book (edition) |
| hi the reno- rations }iavfâ luM^n introduced, an im- been adopted, tlie talde for the and tln^ chapter... MINERALOGY. Minerals. Minerals nT(â, llio plants an...portant for (h(â imdal they (âontain. gentn-ally in an impure state from ili(â |)i'^"s<,!uee of oilier minerThe...scale to soapstone at the other. There is a still lower limit in liipihls and gases ; hut of the hardness...tlak(âS when it snows; the stre.ams bia^ome coated with an aggregation of crystals called ico and wnudows are |
 | | Book |
| by De la Beche that these specimens woulcl fo1"m an excellent n11cleus of a mt1seum of a special cha1¡acte1'...is occupied by the MINERAL COLLECTION. 4. The LOWER GALLERY, devoted mainly to British p ALAEOZOIC FOSSILS...Fossils; reached ⢠by a stai1-case on each side of the Lower Gallc1~y. Besides the public rooms and galleries...Stone Oomm1:ssion, 15th Jul11, 1839) were, by 01..der of the Lorcls of the Treasl1ry, placed in this ~...Cases (I.-VI.) are arranged in stratigt'aphical 01'der beginning with the Pleistocene shell-limestone ancl |
 | | Journal (article/letter/editorial) |
| June 24, 2014 Received May 28, 2014 AbstractâThe Lower Cambrian Usolâe Formation in the Kamov arch of the...in some hydrocarbon-bearing objects, seems to be an important task. In the southern part of the Siberian...stratiform intrusions are established within the Lower Cambrian Usolâe Formation in the Kamov arch of the...GR GRN 10 15 20 25 30 c.u. 0 Baiki t Usolâe Lower Cambrian Schematic location of the correlation...antec lise THE ISOTOPICâGEOCHRONOLOGICAL AGE Lower Cambrian Usolâe Subsystem Formation Fig. 1. Correlation |
 | | Book |
| r?°'%S Miu- Man-fa-nese. 6% tintagel/x 5 b - An(imoiU| LAuNccsroH papsrpiu ...and, above all, variety is unique in the world for an area of equal size. Today the picture is not quite...or precious stones. To discover some crystals of an unfamiliar mineral is as exciting as finding a chest...but if you are keen (and rich) enough to possess an ultra-violet lamp you can keep on collecting after...up better'. In some places the winter months have an advantage as there is less vegetation to obscure |
 | van Zuilen, Mark A., Mathew, Kattathu, Wopenka, Brigitte, Lepland, Aivo, Marti, Kurt, Arrhenius, Gustaf (2005) Nitrogen and argon isotopic signatures in graphite from the 3.8-Ga-old Isua Supracrustal Belt, Southern West Greenland. Geochimica et Cosmochimica Acta, 69 (5) 1241-1252 doi:10.1016/j.gca.2004.08.033 | Journal (article/letter/editorial) |
| chemical and isotopic biomarkers. Here we report an attempt to identify the origin of carbonaceous matter...for additional chemical and isotopic biomarkers. An attempt is made here to use the concentration and...1); interplanar binding forces are very weak (van der Waals forces) compared to intraplanar binding forces...volcaniclastic rocks (Figs. 2 and 3). The REE pattern of apatite crystals in these carbonate layers could be distinguished...suggesting that thermal decomposition of carbonates was an unlikely mechanism for graphite formation in this |
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| Mineraliensammler 0 an.. N 12. Jg., Heft 5 ⢠Sept.-Okt. 2001 - Achate aus der Lausitz⢠Wulfenite von...Mineralienfunde aus Norwegen ⢠Mineralien aus dem Sieggebiet Der Kupferbergbau Wimitz/Kärnten ⢠Zharchikhit/Tsumeb...Eitzing (2001 Jetzt ganz neu: Die Mineralien der Steiermark Nach mehr als zehnjähriger Arbeit liegen...liegen jetzt zwei Bände Ăźber die Mineralien in der Steiermark/Ăsterreich vor. Es wurde die klassische Aufteilung...Nennungen! Der Band 1 enthält die aus der Steiermark beschriebenen Mineralien mit Fundorten und der entsprechenden |
 | | Journal (article/letter/editorial) |
| e in der NamibwĂźste SĂźdwestafrikas. Von E r i c h K a i s e r in MĂźnchen. Nicht selten liest man, daĂ...Austauschzeolithe.ÂŤ G. W i e g n e r ; ) ) spricht der WĂźste die chemische Verwitterung weitgehend ab, Âťdie...Folge Niederschläge herunter kommen, weil, entgegen der W i e g n e r s c h e n Angabe, reichlich Pflanzennährstoffe...Gestein wird in der WĂźste ganz anders zersetzt als unter einer Waldbedcckung. In der WĂźste fällt das...in den feuchten Klimaten die chemische Zersetzung der Gesteine, die eigentliche Verwitterung, die Ăberhand |
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| a reagent for iron, the use o f the microscope as an aid in the identification o f salts (largely i g...~ are b y T o r b e r n B e r g m a n : in 1774, an ankerite from Vester Silfberg ' d e d i t ferri calcinati...Mineralogical Society. M I N E R A L ANALYSIS 5 (I782) of an asbestos from La Tarentaise, Savoy: complete decomposition...finden, beweiset abermals, wie gusserst vorsichtig der Schiedekiinstler vornehmlich bey Untersuchungen yon...volumes of his Beitriige zur chemischen Kenntniss der Mineralki~rper, published from I795 to I815, he gives |
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| North Carolina by J. S. White & J. E. Nelen 203 An unusual quartz crystal from Zaire .................of the paper the author will be required to submit an extended abstract of from 1000 to 2000 words in length...these stands retail to readers of this column, on an introductory basis. The stands consist of a heavy...minutes in length followed by a period of questions. An audience of knowledgeable amateurs as well as professional...She was an experienced field collector, and a superb judge of specimen esthetics. She was also an authority |
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| the districtconsist tinguishedanupperoxidationzone,an intermediate of Permian-LowerTriassic alluvial conglomerate...andlimestone; 6 = Buntsandstein sequence (Permian-Lower Triassic): conglomerate, sandstone, and siltitc...Bose, quartz,plagioclase, andaccessory minerals(apatite, 1970; Corn, 1975; GustaĹson and Hunt, 1975; Nash...features of some gypsum, of these vided into an upper anda lower zoneon the basisof veins (i.e., symmetrical...result from a reopening and filling of (Table1). A lower zoneis, in fact,characterized by older veins. In |
 | | Journal (article/letter/editorial) |
| lithosphere, and the conditions of magma generation from an example of mantle xenoliths in basalt of the Quaternary...Most populations do not contain xenoliths of the lower crustal rocks, which distin guishes these rocks...Upper sialic crust Upper sialic crust 20 Lower basic crust Lower basic crust 40 Lithospheric mantle (Đ°)...of minerals such as kaersutite, phlogo pite, apatite, carbonate, and others, they underwent local processes...blende (kaersutite and pargasite) and phlogopite, play an important role in xenoliths of the âblackâ series |
 | | Journal (issue) |
| 1.00 Total to Date ........ , ... . .... SSI.00 AN APPRECIATION on:J Through the courtesy of Mr. James...Colgate University Haniilton, N. Y. Collecting is an avocation appearing early in man's history and is...in the arts and industries. Minerals have played an important part in the advancement of civilization...Though sand is a term usually employed to indicate an aggregate of small grains of quartz, this is a definition...grea: exten: they may show corrosion, sta in ing an-:l a dense clouding of th'! more transparent minerals |
 | | Report (issue) |
| VIENNA, 1986 IAEA-TECDOC-361 Printed by the IAEA in Austria January 1986 PLEASE BE AWARE THAT ALL OF THE...with a consequent loss of time, money and effort. In an effort to gather together the most important information...projects for their efforts. The reports constitute an important addition to the literature on uranium geology...Structure-related uranium mineralization in the Westmoreland district, Queensland, Australia .........................Petrographic-geochemical characteristics and genesis of an albitized uraniferous granite in Northern Cameroon |
 | | Journal (issue) |
| Mineralien aus dem Spessart⢠Achatfundstellen in der Slowakei Chalkostibit und Zinckenit aus Cavnic â˘...Achatvorkommen in der Slowakei ein Grund fĂźr eine Exkursion . Wo die Fundstellen liegen , wird ab der Seite 28...faszinierend . Wir bringen auf der Seite 46 eine aktuelle Zusammenfassung der aktuellen Funde aus Peru und...Brasilien vermeldet uns MW-Leser Guido Steger ab der Seite 50. In MW 2/2001 berichteten wir Ăźber Sulitjelma...Funde von dort vor, und zwar ab Seite 44. 1N HALT Der Cerro del Mercado bei Durango/Mexiko. Von hier kommen |
 | | Book |
| BY J. ALLEN HOWE, B.Sc., F.G.S., Curator. WITH AN APPENDIX BY ALLAN B. DICK. ' ' ⢠⢠LONDON: PRINTED...Te:x:t illustra.tions. Wrapper. (1908) LoNDON DISTRICT. 1 0 . Sus-So1Ls from a Sanitary point of view...BY J. ALLEN HOWE, B.Sc., F.G.S., Citrator. ,VITH AN APPENDIX BY ALLAN B. DICif. LONDON: PRINTED UNDER...mine1--alogy and petrology has ve1"y kindly contribt1ted an Appendix on the microscopic cha1"acte1"s of kaolin... 5 KA.OLINS.-Great Britain, France, Germany, Austria, Sweden, Denmark, Spain, Portugal, Italy, Russia |
 | | Book (volume) |
| stratigraphy and structure of the rocks of the district, sedimentary, igneous, and metamorphic; (3) the...angefertiat, um dem Lagerstättenkundler bei seinem Studium der Erzlagerstätten zu helfen; sie werden sicherlich...VerĂśffentlichungen vorliegen, einzubeziehen, um dem, der sich mit Erzlagerstätten beschäftigt, zu ermĂśglichen...wirklich zu verstehen. Von der beeindruckenden Menge der erfaĂbaren Lagerstätten in der Sowjetunion konnten...Lagerstätten ist immerhin soviel verĂśffentlicht worden, daĂ der interessierte Leser auch Einzelheiten erfahren kann |
 | | Book (edition) |
| areas of the country, such as the Gulf Coast, Calif., an...and toehniques for examining and (c.sting minerals an...coauthor to collaborate in its preparation and to assume an important share of the burden. W, M. Myers is a former...former colleague, a friend of long standing, and an associate in various nonmetallic mineral activities...and uses. In order better to answer such requests an outline containing the most common questions was |
 | | Journal (issue) |
| Ehrentaler Berg in Klagenfurtt, Kärnten ⢠Die Mineralien der Ărucker Hochalpe/ Steiermark ⢠KlĂźfte in Norwegen...Riesenauswahl an Trommelsteinen und Paua Shells Heft 6/93 18,00 DM Sonderheft .. ALPINE KLUFTE Der Original-Zettel.../Vorder- und RĂźckseite) zu der auf der Titelseite abgebildeten Rauchquorzstufe, die der Engländer F. Ashcroft...Ashcroft 1928 kaufte. Stufen aus der Ashcroft-Sammlung sind auf den Mineralientagen MĂźnchen '93 zu sehen. ... 1N HALT Kurz & FĂźndig Der Kommentar: Was machen im Alter: Verkaufen - Verschenken? Willkommen in MĂźnchen |
 | | Journal (issue) |
| 50 â˘USA$ l 0,00 (ll) Neue Mineralienfunde von der Grube Victoria im Siegerland Okruschit- ein neues...Mineralientage MĂźnchen 14 Neue Mineralienfunde von der Grube Victoria bei Littfeld, Siegerland 24 Neufunde...den RĂśssing-Bergen in Namibia 70 Neuigkeiten aus der Vulkaneifel 72 Neue Mineralien - Okruschit 82...Achatfenster der evangelischen Pfarrkirche Stipshausen 83 Morpheus"-Achate aus Marokko der Fund 2013 im...Fluorit-Kristalle aus einem Neufund der Camissinone Mine, Zogno, Bergamo (Italien), der 2014 getätigt wurde . Die |
 | | Report (issue) |
| OF THE Country round Banff, Huntly and Turriff (Lower Banffshire and North-West Aberdeenshire) (EXPLANATION...co111plex Jlroblems which t,1e geology of the district afforded. The Maps and liemoir as now published...GJJACIATI0N AND GLAC IAL DEPOSITS ⢠⢠⢠(i.) The Lower or Southďż˝easterly Drift B. R.AISED BEACHES ⢠â˘...Distribution of the Igneous Rocks in Strathbogie and . . Lower Banffshire . ⢠. . . . . . 7. Reaction-rims in Olivine-gabbro... INTRODUC'fION. AREA. The district described in this l1eil).oir¡ has an area of some 560 square miles |
 | | Report (edition) |
| PhD, Ohio Seismic Nelwork (OhioSeis) Coordinator An Equal Opportunity Employer - M/F/H @ Total Copies...limestone from Shelly Materia ls, Inc., Auglaize quarry (formerly Stoneco, Inc.}, near Junction, Pau lding...irman. But Ernie was best known and respected as an educator. During his teaching career, mostly as a...resulting from a sha le fire on Stoneco, Inc.) Auglaize quarry near Junction, Paulding the Huron River, resulting...wil l be remembered most by those who knew hin1 as an engaging and personable educator and researcher. |
