 | | Journal (article/letter/editorial) | | pegmatites of the Viborg rapakivi granite massif, SE Finland, with special attention to the green gem beryl...the rapakivi granite of the Viborg massif in SE Finland has been known for miaro/itic pegmatites, some...of them producing excellent smoky quartz, fine topaz and since 1984 world class gem hel/odore crystals...Kannatsalo, Kiwijarvi, near Luumaki, Karel/a, Finland. The well zoned, highly fractionated REE pegmatite...Viborg rapakivi granite covers large areas of SE Finland and consists of several varieties of granite. Rapakivi |  | | Journal (article/letter/editorial) | | the Kymi stock, a topaz granite cupola within the Wiborg rapakivi batholith, Finland Ilmari Haapala*,... Physicum), FI-00014, University of Helsinki, Finland Received 28 July 2003; accepted 9 September 2004...stockscheider pegmatite, equigranular topaz granite, porphyritic topaz granite. The contact between the two...The equigranular granite contains 1 to 4 vol.% topaz, and its biotite is lithian siderophyllite; the...the porphyritic granite has 0 to 3 vol.% topaz, and the mica is siderophyllite. The equigranular granite |  | | 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 (volume) | | Geological Survey of Finland 2020 Natural stone exploration in the classic Wiborg rapakivi granite...granite batholith of southeastern Finland â new insights from integration of lithological, geophysical and structural... Geological Survey of Finland, Bulletin The Bulletin of the Geological Survey of Finland publishes the results...the Scientific Editor. GEOLOGICAL SURVEY OF FINLAND Bulletin 411 Natural stone exploration in the...Wiborg rapakivi granite batholith of southeastern Finland â new insights from integration of lithological |  | | Journal (article/letter/editorial) | | Magmatichydrothermal fluid evolution of the Kymi topaz granite stock, SE Finland Gabriel V. Berni, Thomas Wagner, Tobias...Magmatic-hydrothermal fluid evolution of the Kymi topaz granite stock, SE Finland, LITHOS (2020), https://doi.org/10...Magmatichydrothermal fluid evolution of the Kymi topaz granite stock, SE Finland Gabriel V. Berni1,* , Thomas Wagner2...chemically highly evolved topaz granite Kymi stock in southeastern Finland was reconstructed from...Magmatichydrothermal fluid evolution of the Kymi topaz granite stock, SE Finland Gabriel V. Berni*,1 , Thomas Wagner2 |  | | Journal (article/letter/editorial) | | Magmatic-hydrothermal evolution of the Kymi topaz granite stock, SE Finland: Mineral chemistry evidence for episodic...Magmatic-hydrothermal evolution of the Kymi topaz granite stock, SE Finland: Mineral chemistry evidence for episodic...Magmatic-hydrothermal evolution of the Kymi topaz granite stock, SE Finland: Mineral chemistry evidence for episodic...Helsinki, Finland 1 ACCEPTED MANUSCRIPT ABSTRACT The Kymi stock is a highly evolved topaz-bearing granite...central part of the Wiborg batholith (southwest Finland). The stock shows a well-defined zonation and intrusion |  | | Journal (article/letter/editorial) | | conditions prevented crystallization of magmatic zircon or more exotic Zr silicates and made possible the...elemental geochemical, Nd isotope geochemical, and UâPb zircon geochronological data on the Neoarchean, syntectonic...Australia. The authors evaluate new LuâHf data on zircon, whole rock geochemistry, and SmâNd isotope data...(IOCG)-type mineralization. Their work demonstrates that zircon studies can be a successful approach for identifying...The classic rapakivi granite complexes are in Finland (Haapala and RĂ€mö, 1992), but rapakivi granite |  | | Journal (article/letter/editorial) | | Rhodesia, montebrasite, microbite, tantalite, topaz, hafnian zircon, 50. Bepe, Rhodesia, spessartine, 50. Bertrandite...Rhodesia, manganoan apatite, montebrasite, formanite, topaz, rubellite, 50. Billygoat Donga meteorite, description...5. Bulemu, Kigezi, Uganda, apatite, microlite, topaz, 50. 1192 ALPHABETICAL INDEX Burnabbie meteorite...Antrim, ferrian chlorospinel, 948. Castle an Dinas quarry, Cornwall, tourmaline, 1078. Catron City, New Mexico...progressive ore deposition in the Ylbjgirvi deposit, Finland: A test case for the geological application of |  | Sato, Kohei, Suzuki, Kazuhiro, Nedachi, Munetomo, Terashima, Shigeru, Ryazantseva, Margarita D., Vrublevsky, Anatoly A., Khanchuk, Alexander I. (2003) Fluorite Deposits at Voznesenka in the Khanka Massif, Russia: Geology and Age of Mineralization. Resource Geology, 53 (3) 193-211 doi:10.1111/j.1751-3928.2003.tb00169.x | Journal (article/letter/editorial) | | Li-F-rich felsic rocks including topaz granite and ongonite or topaz rhyolite; these rocks may be classified...into two groups based on the CHIME age data for zircon, monazite and xenotime: Ordovician and Permian...Cambrian limestone, K-Ar & CHIME ages, Li-mica, zircon, monazite, xenotime, Grodekovo batholith, metallogeny...450±11Ma <0.1 Fluorite, limestone (greisenized) Topaz, Fluorite, (441Ma3)) (97SA19a) replacement, with...body (Rub and Rub, 1994). F is present mainly in topaz, fluorite and micas. Nb and Ta occur as columbite |  | | Journal (article/letter/editorial) | | minerals) represent the most common Nb-Ta host in topaz-albite granites and related rocks from the KrĂĄsno-HornĂ...(VysokĂœ KĂĄmen stock). Wodginite was found only in the topaz-albite microgranite of gneissic breccia matrix that...that occurs in the upper most part of the Hub topaz-albite granite stock. In wodginite, the Mn/(Mn+Fe)...and tantalum-bearing oxide minerals are common in topaz granites and related rocks (pegmatites, alkali-feldspar...this study are part of the mineral assemblage in topaz-bearing granites from the KrĂĄsno-HornĂ Slavkov ore |  | | Journal (article/letter/editorial) | | Geochemical Specifics of Highly Differentiated Topaz-Bearing Granite of the Salmi Batholith A. A. Konysheva...differentiated topaz-bearing granite of the Salmi Batholith are distinguished: Li-siderophyllite topaz-bearing...topaz-bearing granite (Li-Sdph) (Lupikko dome) and LiâF-topaz-zinnwaldite granite (LiâF-Znwl) (Uksinskii dome). Their...granite (phase II); and, as is evident from [1, 2], topaz-bearing albiteâprotolithionite LiâF granite (phase...siderophylliteâzinnwaldite series, and topaz; fluorite, hematite, columbite, ilmenite, and zircon predominate among accessory |  | | Journal (article/letter/editorial) | | well as inclusions of sulfide melts, were found in zircon from this type of rock. These sulfide inclusions...Ti-geothermometer. The temperature of the studied zircon grain formation varied from 925 to 765 ⊠C. The...which the sulfide inclusions were captured by the zircon, pyrrhotite-chalcopyrite, and sphalerite-chalcopyrite...melt; sulfide melt inclusion; quartz porphyry; zircon; A-type granite; Baltic Shield; Karelia; Salmi...quartz diorites, granites, and rare-metal, and topaz-containing âLiâFâ granites. Often, these complexes |  | | Journal (article/letter/editorial) | | Chemical characteristics of zircon from A-type granites and comparison to zircon of S-type granites Karel...2014 Available online 7 February 2014 Keywords: Zircon A-type granites S-type granites Wiborg batholith...analyses. The studied Proterozoic (Wiborg batholith, Finland and ParĂĄ, Amazonas and GoiĂĄs states, Brazil) and...Ta-, and U-enriched rare-metal granites. While zircon is one of the ïŹrst crystallized minerals in less...in ïŹuorite or cryolite or are interstitial. The zircon in hornblendeâbiotite and biotite granites from |  | Xie, Lei, Wang, Rucheng, Chen, Jun, Zhu, Jinchu, Zhang, Wenlan, Lu, Jianjun, Zhang, Rongqing (2013) A tin-mineralized topaz rhyolite dike with coeval topaz granite enclaves at Qiguling in the Qitianling tin district, southern China. Lithos, 170. 252-268 doi:10.1016/j.lithos.2013.03.001 | Journal (article/letter/editorial) | | com/locate/lithos A tin-mineralized topaz rhyolite dike with coeval topaz granite enclaves at Qiguling in...online 14 March 2013 Keywords: Qiguling topaz rhyolite Dike Topaz granite enclaves Cassiterite Qitianling...Qitianling Southern China a b s t r a c t The Qiguling topaz rhyolite is present as a dike within the Qitianling...4.5 m wide and 500 m long, contains enclaves of topaz granite. These rhyolites contain up to 72 wt.% SiO2...phenocrysts in a groundmass containing abundant topaz. The rhyolites in the study area are also strongly |  | | Journal (article/letter/editorial) | | Associate Editor: Katharina Pfaff ] ABSTR ACT Zircon from 14 representative granite samples of the late-Variscan...wt.% Sc2O3 and Bi2O3 and <0.1 wt.% ThO2. Zircon from topaz granites from the St. Austell Pluton, Meldon...metamictized zircon grains are somewhat enriched in Al, Ca, Fe and Mn. The decrease of the zircon Zr/Hf ratio...the biotite granites to 30â10 in the most evolved topaz granites (Meldon Aplite and Megiliggar Rocks), supports...supports a comagmatic origin of the biotite and topaz granites via long-lasting fractionation of common |  | | Journal (article/letter/editorial) | | Auburn, Alabama 36849-5305 cookrob@auburn.edu Zircon Downloaded by [Tufts University] at 09:35 10 October...diverse paragenesis and resistance to weathering, zircon is one of the most widely distributed and persistent...colorless and blue) zircon are cut as gemstones. Scientists are particularly fond of zircon because of its...the scholarly periodical Elements is devoted to zircon; http:// www.elementsmagazine.org.) Although specimens...consistent sources, and the list of once-productive zircon localities is quite long. The Pikes Peak region |  | | Journal (article/letter/editorial) | | Suomenniemi rapakivi granite complex, southeastern Finland E. Suikkanen, O.T. RĂ€mö PII: DOI: Reference: ...Suomenniemi rapakivi granite complex, southeastern Finland. The address for the corresponding author was captured...Suomenniemi rapakivi granite complex, southeastern Finland E. Suikkanen1, O.T. RĂ€mö Department of Geosciences...Geosciences and Geography, University of Helsinki, Finland Corresponding author, email: einari.suikkanen@helsinki...Suomenniemi rapakivi granite complex in southeastern Finland contains numerous dikelike bodies of peralkaline |  | | Journal (volume) | | Geological Survey of Finland Bulletin 355 Petrogenesis of the Proterozoic rapakivi granites and related...tutkimuskeskus Espoo 1991 Geological Survey of Finland, Bulletin 355 PETROGENESIS OF THE PROTEROZOIC...64 Ga old Suomenniemi complex in southeastern Finland. The rapakivi granites occur as shallow-level multiple...ranging from -3.1 to -0.2 and T DM model ages (topaz-bearing granites excluded) averaging 2.06±0.03 (I...ratio 68/ 15/15/2), with trace amounts of apatite, zircon, and allanite. This resulted in a spectrum of rocks |  | Elliott, B. A., Peck, W. H., RĂ€mö, O. T., Vaasjoki, M., Nironen, M. (2005) Magmatic zircon oxygen isotopes of 1.88â1.87âGa orogenic and 1.65â1.54âGa anorogenic magmatism in Finland. Mineralogy and Petrology, 85 (3) 223-241 doi:10.1007/s00710-005-0087-3 | Journal (article/letter/editorial) | | 223â241 DOI 10.1007/s00710-005-0087-3 Magmatic zircon oxygen isotopes of 1.88â1.87 Ga orogenic and 1...1.65â1.54 Ga anorogenic magmatism in Finland B. A. Elliott1 , W. H. Peck2 , O. T. RaÌmoÌ3 , M. Vaasjokiy...of Helsinki, Helsinki, Finland 4 Geological Survey of Finland, Espoo, Finland Received November 16, 2004;...Oxygen isotope ratios of igneous zircon from magmatic rocks in Finland provide insights into the evolution...crust. Oxygen isotope ratios of zircon across the 1.88â1.87 Ga Central Finland granitoid complex (CFGC) range |  | | Journal (volume) | | Geological Survey of Finland Bulletin 259 (formerly Bulletin de la Commission Geologique de Finlande)...Finlande) Genthelvite-hearing greisens in southern Finland by Ilmari Haapala and Pentti OjanperĂ€ Geologinen...tutkimuslaitos . Otaniemi 1972 Geological Survey of Finland, Bulletin 259 (formerly Bulletin de la Commission...1972: Genthelvite-bearing greisens in southern Finland. Ge%gicol SIIrvĂ)' 0/ Fildond, BII//elin 259. 22...Kymi area. The greisen bodies are associated wirh topaz-bearing biotite granites which represent la te-stage |  | | Journal (article/letter/editorial) | | been used in breakwaters and came from Prospect quarry, near Parramatta in western Sydney. Unlike today...today, at that time the area around the quarry was bushland and well away from the demographic center of...Charlottesville] at 11:59 03 August 2012 Figure 14. Topaz with quartz and albite (7.5 Ă 7 cm; D50715), Alabashka...(cassiterite, wolframite, scheelite, quartz, beryl, topaz, stibnite, and fluorite); the Cobar Copper district...chrysocolla, and erythrite from Cloncurry; aquamarine and topaz from the Mount Surprise region; and native bismuth |  | | Journal (volume) | | Geological Survey of Finland Bulletin 286 Petrography and geochemistry of the Eurajoki stock, a rapakivi-granite...with greisen-type mineralization in southwestern Finland by Ilmari Haapala Geologinen tutkimuslaitos âą...âą Espoo 1977 The Geological Survey of Finland, Bulletin 286 PETROGRAPHY AND GEOCHEMISTRY OF THE EURAJOKI...GREISEN-TYPE MINERALIZATION IN SOUTH\X'ESTERN FINLAND BY ILM A RI H AAPALA \X' lTI-I IOl FIGUR ES AND...mincralization in southwestern Finland. Ceological 511rvey oi Finland, Blliletin 286. 128 pages, 101 |  | | Journal (article/letter/editorial) | | granite in both igneous complexes, followed by topaz granite in the AÌgua Boa igneous complex (ABIC)...pressure estimates based on phase relations and zircon concentrations range from a maximum of 930 jC and...depth of 0.5 â 1 km. Accessory minerals, including zircon, thorite, monazite, columbite â tantalite, cassiterite...evolution from hornblende granite to biotite granite to topaz- and albite-bearing granite through magmatic differentiation...associated with such late-stage, highly fractionated, topaz-bearing granites (Haapala, 1988; Lehmann, 1990) |  | | Journal (volume) | | Survey of Finland Bulletin 294 Rapakivi granites and other postorogenic rocks in Finland: their age...Survey of Finland, Bulletin 294 RAPAKIVI GRANITES AND OTHER POSTOROGENIC ROCKS IN FINLAND: THEIR AGE...Rapakivi granites and other postorogcnic rocks in Finland: their age the lead isotopic composition of certain...galena mineralizations. Geological S"yvB)' o{ Finland, Bulletin 294. 66 pages, 10 figs., 12 tab les,...The ages of the postorogen ic rocks of southern Finland have been investiga ted by uti lizing the U-Pb |  | Simons, Beth, Andersen, Jens C.Ă., Shail, Robin K., Jenner, Frances E. (2017) Fractionation of Li, Be, Ga, Nb, Ta, In, Sn, Sb, W and Bi in the peraluminous Early Permian Variscan granites of the Cornubian Batholith: Precursor processes to magmatic-hydrothermal mineralisation. Lithos, 278. 491-512 doi:10.1016/j.lithos.2017.02.007 | Journal (article/letter/editorial) | | (muscovite), G3 (biotite), G4 (tourmaline) and G5 (topaz) granites. G1- SC R G2 and G3-G4 are derived from...Landâs End, St. Austell and SC R Dartmoor plutons. Topaz (G5) granites and aplites form small stocks within...minerals including zircon, monazite, xenotime, andalusite, apatite, ilmenite, fluorite and topaz (Fig. 2a). Enclaves...to 2 modal %. Accessory minerals include topaz, apatite, zircon, rutile (Nb-bearing) and fluorite. The...an assemblage dominated by biotite, feldspars, zircon, monazite, allanite and apatite. They are derived |
|
