 | | Journal (volume) | | Survey of Finland Bulletin 314 On the granitic pegmatites of the Eräjärvi area in Orivesi, southern...southern Finland b y Seppo I . Lahti Geologinen tutkimusla itos Espoo 1981 Geological Survey of Finland,...GRANITIC PEGMATITES OF THE ERAJARVI AREA IN ORIVESI, SOUTHERN FINLAND by SE P PO 1. L A H TI with 23 figures...pegmatites of the Eräjärvi area in Orivesi, southern Finland. GeoLogicaL Survey of FinLand, BuLLetin 314...appendices. The pegmatites of the Eräjärvi area (Orivesi, Finland) are middle Proterozoic granitic dyke |  | | Journal (volume) | | Geological Survey of Finland Bulletin 368 Pollucite and its alteration in Finnish pegmatites by David...tutkimuskeskus Espoo 1993 Geological Survey of Finland, Bulletin 368 POLLUCITE AND ITS ALTERATION IN...alteration in Finnish pegmatites. Geological Survey oi Finland, Bulletin 368. 39 pages, 20 figures and 5 tables...mineralogy of pollucite-bearing pegmatites in Finland has been reviewed and combined with recent field...Finnish Precambrian (Luolamäki, Somero; Viitaniemi, Orivesi; Haapaluoma, Peräseinäjoki, and Oriselkä |  | | Report (issue) | | 5.457–5.522 X-ray Powder Pattern: Viitaniemi pegmatite, Finland. 2.883 (100), 2.937 (56), 3.223 (46)...14.5 n.d. 6.1 Total 100.84 93.7 (1) Viitaniemi pegmatite, Finland; by AA, Mn and P colorimetrically, F... from a complex zoned granite pegmatite (Viitaniemi pegmatite, Finland); in druses in granite (Greifensteine...crandallite, montebrasite, morinite (Viitaniemi pegmatite, Finland); lacroixite, morinite, apatite, childrenite...fluorite, weloganite, dresserite, dawsonite, calcite, pyrite, galena, sphalerite, quartz (Francon quarry, Canada) |  | | Journal (volume) | | pegmatites in the Peräseinäjoki-Alavus area, South Pohjanmaa, Finland by Ilmari Haapala Geologinen tutkimuslaitos...PEGMATITES IN THE PERÄSEINÄJOKI-ALAVUS AREA, SOUTH POHJANMAA, FINLAND BY ILMARI HAAPALA WIT I-I 37 FIGURES...joints. A description of the general geology of the area, completed with a petrological and a tectonic map...bodies and fracture fillings. From the Haapaluoma pegmatite the following minerals, inter aha, are described:...and columbite are presented. From the Hunnakko pegmatite mineralogical description of montebrasite, alluaudite |  | | Book | | Painopaikka | Printing house: Lönnberg Print & Promo, Finland ISBN 978-952-217-253-2 (sid.) ISBN 978-952-217-254-9...Geological Survey of Finland Espoo 2017 SUOMEN KORUKIVET Gemstones of Finland Kari A. Kinnunen Risto... In addition, the rock types commonly used in Finland as gemstones, are now documented in detail. Photography...demonstrate that more gemstones are known from Finland than from other Nordic countries.The great activity.... . . . . . . . . . . . . . . . . 31 Western Finland 215 Beauty is born from shape . . . . . . . |  | | Journal (article/letter/editorial) | | occurred several hundred yards east of the parking area at the western base of the first east-west ridge...relative uniformity of regional metamorphism of the area. Although triplets of mica were previously unknown... The Chickering mine is located in the Keene pegmatite district of southwestern New Hampshire. Recognized...the Chickering is an important locality. The pegmatite was mined for potassic feldspar for an unknown...(1962). These authors noted that the Chickering pegmatite is well zoned and contains two zones typified |  | Rasilainen, Kalevi, Eilu, Pasi, Ahtola, Timo, Halkoaho, Tapio, Kärkkäinen, Niilo, Kuusela, Janne, Lintinen, Panu, Törmänen, Tuomo (2018) Quantitative assessment of undiscovered resources in lithium–caesium–tantalum pegmatite-hosted deposits in Finland. Bulletin de la Commission Géologique de Finlande Vol. 406. Geological Survey of Finland | Journal (volume) | | Geological Survey of Finland 2018 Quantitative assessment of undiscovered resources in lithium–caesium–tantalum...lithium–caesium–tantalum pegmatitehosted deposits in Finland Rasilainen Kalevi, Eilu Pasi, Ahtola Timo, Halkoaho... Geological Survey of Finland, Bulletin The Bulletin of the Geological Survey of Finland publishes the results...the Scientific Editor. GEOLOGICAL SURVEY OF FINLAND Bulletin 406 Quantitative assessment of undiscovered...resources in lithium–caesium–tantalum pegmatite-hosted deposits in Finland by Rasilainen Kalevi, Eilu Pasi |  | | Journal (article/letter/editorial) | | minerals that are great “character actors” are pyrite and members of the feldspar and the mica groups...mineralogy and crystallography to the paragenesis of pegmatite minerals. He was the second recipient of the Mineralogical...discovery of many of the now-famous Brazilian pegmatite localities (Cornejo and Bartorelli 2010). The...Specimens in the collection from the Sapucaia pegmatite are incredible, with one noteworthy piece consisting...collected from the Viitaniemi pegmatite, Eräjärvi area, Western and Inner Finland Region, Finland. Dark green |  | | Journal (issue) | | Richard A. Bideaux M ineralogist feature articles Pegmatite Phosphates: Descriptive Mineralogy and Crystal...exhibit available to serve such a large geographic area. A good part of the current revival of interest...roundup of the Micro Miner alogists of the Capital Area; the convention at Rochester, New York; the exhibition...much work on the mineralogy of the Oka, Quebec, area, a favorite collecting ground of most M ay—June...Supply Co. $65.00. The Mineralogical Record Pegmatite Phosphates: Descriptive Mineralogy and Crystal |  | | Journal (article/letter/editorial) | | ’analysis, 1,231 crystals yielded acceptable area calculations. Area calculations of these 1,231 crystals provide...calcite forms. The most important form, based on total area of the 1,231 crystals, is the prism ( lO.O}. The...monticellite, magnetite, perovskite, phlogopite, pyrite, vesuvianite, and anhydrite. This assemblage is...4 6 I I I I I llll - The Madoc, Ontario, area is well known for its sulfosalts occurrences: Precambrian...siderite, and wavellite. The typical geology of the area is topsoil, sand, a leach zone of aluminum phosphates |  | | Book | | Mineral Deposits of Finland Edited by Wolfgang D. Maier Raimo Lahtinen Hugh O’Brien AMSTERDAM • BOSTON...Geological Survey of Finland, Espoo, Finland I. Haapala University of Helsinki, Helsinki, Finland T. Halkoaho...Geological Survey of Finland, Kuopio, Finland E. Hanski Oulu Mining School, Oulu, Finland A. Hartikainen Geological...Geological Survey of Finland, Kuopio, Finland C. Hartshorne AngloAmerican Exploration, London, UK T....Mawson Resources, Finland E. Heilimo Geological Survey of Finland, Kuopio, Finland P. Heino Yara Suomi |  | | Journal (article/letter/editorial) | | vein mine, southwest England [14], the Tanco pegmatite, Canada [15], the Skrytoe scheelite skarn deposit...Republic [17], bismuthian antimony in the Viitaniemi pegmatite, Finland [18], and from the Sulitjelma VMS-type...metamorphism is local and only weakly affects the mining area. The deposit is hosted by the Yuxi Formation, which...metallogenic area located in the southwestern corner Yuanbaoshan Sn-polymetallic metallogenic area located...Detection S Kα Fe Kα Kα PET Kα LiF PET LiF Pyrite Pyrite NiKα Kα Cu Kα Zn KαLiF LiF LiF Kα LiF |  | | Book (volume) | | sufficiently complete reference books and databases in this area. The book “The Infrared Spectra of Minerals” (Farmer...2009) from the Yoko-Dovyren massif, Northern Baikal area 14 1 The Application of IR Spectroscopy to the...Ca2[Si2O5(OH)2]·H2O from the YokoDovyren massif, Northern Baikal area Fig. 1.18 IR spectrum of acid triorthosilicate...yegorovite Na4[Si2O4(OH)2]2·7H2O from the Palitra pegmatite, Lovozero massif, Kola peninsula hydrated proton)...Ulexite NaCaB5O6(OH)6·5H2O Locality: Bulganak area of mud volcanos, Kerch peninsula, Crimea, Ukraine |  | | Journal (issue) | | Pakenham on November 18, 1928, Brian lived in the area all his life. He left school at an early age and...literature. 5 Figure 1. Map of the Montréal, Québec area showing the location of the Francon quarry in relation...1968 the second level had been excavated over an area of about 215 400 meters, with the sill exposed...the benches being advanced to the southeast. This area became the focus of mineral collecting The Mineralogical...overtaken by urban development, with a residential area along its southwestern and northwestern perimeter |  | | Journal (volume) | | Geological Survey of Finland Bulletin 373 Early Proterozoic Karelian and Svec ofenn ian for ma tions...tutkimusk eskus Es poo 1l)l)3 Geological Survey of Finland, Bulletin 37~ E)\.RL Y PROTEROZOIC KARELIAN AND...RAAHE _. LADOGA ORE ZONE, BASED ON THE PIELAVESI AREA, CENTRAL FIl\TLAND by ELIAS EKDAHL with 137 pages... based on the Pielavesi area, central Finland. Geological Survey of Finland, Bulletin 373, 137 pages...Jatulian sedimentation. The sequence in the Pielavesi area can be considered to contain the type sequence of |  | | Book | | have grown at about the same time, as happens with pyrite and quartz, or they may have grown one after the...a fracture, producing such forms as aegirine pegmatite. As well, hot hydrothermal fluids often carry...sediment sometimes form fossils. Orbicular granite, Finland * 99 x 74 x 31 cm. This uncommon type of intrusive...However, from deep inside an asteroid, similar to the area deep inside Earth if they are too big for the atmosphere...class, which includes minerals such as diamond, pyrite, fluorite and garnet. There are three main variations |  | | Journal (volume) | | JULKAISUJA MEDDELANDEN FRAN GEOLOGISKA SÄLLSKAPET I FINLAND COMPTES RENDUS DE LA SOCI~T~ G~OLOGIQUE DE FINLANDE...JULKAISUJA MEDDELANDEN FRAN GEOLOGISKA SÄLLSKAPET I FINLAND COMPTES RENDUS DE LA SOCII~TE GEOLOGIQUE DE FINLANDE...MAUNO L EHIJÄRVI GEOLOGICAL SURVEY OF FINLAND OTANIEMI, FINLAND Helsinki 1965. Valtioneuvoston kirjapaino...HÄ.RME, A Zoned Skarn Dike in Silvola, Southern Finland ......... Th. G. SAHAMA, Infrared Absorption ofNepheline...Systems in Finland . 1. Remanent Magne tisation of Jotnian Olivine Dolerites in Southwestern Finland .. .. |  | | Journal (volume) | | JULKAISUJA MEDDELANDEN FRAN GEOLOGISKA SÄLLSKAPET I FINLAND COMPTES RENDUS DE LA SOCI~T~ G~OLOGIQUE DE FINLANDE...JULKAISUJA MEDDELANDEN FRAN GEOLOGISKA SÄLLSKAPET I FINLAND COMPTES RENDUS DE LA SOCII~TE GEOLOGIQUE DE FINLANDE...MAUNO L EHIJÄRVI GEOLOGICAL SURVEY OF FINLAND OTANIEMI, FINLAND Helsinki 1965. Valtioneuvoston kirjapaino...HÄ.RME, A Zoned Skarn Dike in Silvola, Southern Finland ......... Th. G. SAHAMA, Infrared Absorption ofNepheline...Systems in Finland . 1. Remanent Magne tisation of Jotnian Olivine Dolerites in Southwestern Finland .. .. |  | | Book (chapter) | | (austausch) of a component; e.g., limonite after pyrite or fluorite after calcite d. exchange of all components;...an epimorph is a thin coating that occurs when a pyrite crystal is altered on the surface to limonite....exchange of constituents; e.g., goethite after pyrite, galena after pyromorphite d. Total replacement;...altering the form of the crystal. Thus a crystal of pyrite may be changed to goethite. If the change is more...as for example, when only the periphery of the pyrite crystal has been change to goethite, an epimorph |  | | Book | | (austausch) of a component; e.g., limonite after pyrite or fluorite after calcite d. exchange of all components;...an epimorph is a thin coating that occurs when a pyrite crystal is altered on the surface to limonite....exchange of constituents; e.g., goethite after pyrite, galena after pyromorphite d. Total replacement;...altering the form of the crystal. Thus a crystal of pyrite may be changed to goethite. If the change is more...as for example, when only the periphery of the pyrite crystal has been change to goethite, an epimorph |  | | Book (edition) | | of weakness caused by deformation or twinning. pegmatite Very coarse-grained granitic rock representing...(e.g., carbon as diamond and graphite, FeS, as pyrite and marcasite). polytype A type of polymorph due...County, Utah, associated with authigenic orthoclase, pyrite; quartz, dolomite, and analcime. SELECTED REFERENCE:...gypsum, anhydrite, hexahydrite, loweite, quartz, and pyrite in the gypsum deposit of Schildmauer near Admont...southwestern Transbaikalia, and in the Lake Baikal area, USSR; at Pitigliano, Tuscany, Italy; and at the | | | Book (edition) | | of weakness caused by deformation or twinning. pegmatite Very coarse-grained granitic rock representing...(e.g., carbon as diamond and graphite, FeS2 as pyrite and marcasite). polytype A type of polymorph due...County, Utah, associated with authigenic orthoclase, pyrite; quartz, dolomite, and analc1me. SELECTED REFERENCE:...gypsum, anhydrite, hexahydrite, loweite, quartz, and pyrite in the gypsum deposit of Schildmauer near Admont...southwestern Transbaikalia, 1u1.d in the Lake Baikal area, USSR; at Pitigliano, Tuscany, Italy; and at the |  | | Journal (issue) | | Ginsburg et al. (summa rized in Cemy, 1982b, c). Pegmatite investigators in the U.S., notably Jahns (Jahns...trend in the western U.S. and Mexico. Within the pegmatite group, the complex, zoned intrusive type outnumber...total volume of around 50 km3 of lava, covering an area of around 100 km 2 flowed from at least 12 separate...high fluorine contents. The Brown Derby No. 1 pegmatite in Gunnison County, Colorado, is described by...respects it is a typical lithium-rich, epigenetic pegmatite, though it has an unusually high fluorine content |  | | Book | | Beryl in Rhyolite, 435 Ecuador, 438 339 438 Finland, 438 Early Magmatic, 339 France, French Beryl...public ed. and E., Lapidibus. 27. South-eastern area, of Geology of the and Geology D, Eichholz...obtained Canova, in 16 1537, name called an area the first Captain Pedro Fernandez Valenzuela....Cristallographic in the 39 on Davila collection Pyrite inclusions published in Tomana Valley, not... Cheapside Hoard, described by Wheeler 39 an area of and illustrated 40 among faceted which |  | | Book (volume) | | Sweden, are more numerous than Maine's, as well. An area smaller than Oxford County in Murmansk Ob last,...California, is arguably the most important gem-pegmatite district in North America. Its wealth of tourmalines...individuals who have no experience outside of their home area. The first specimen that they see is by definition...exposure producing new substances. For example, pyrite and marcasite can decompose to form a variety of...material. Fossils completely replaced by calcite, pyrite, etc. are abundant in many parts of the world. |
|
