 | | Report (edition) | | BULLETIN 41 Third Edition A Collector's Guide to Maine Mineral Localities by Woodrow B. 7KaSVRQ Donald...Vandall T. King Robert G. Marvinney, State Geologist Maine Geological Survey Natural Resources Information...OF CONSERVATION 1998 Copyright © 1998 by the Maine Geological Survey, Department of Conservation. All...5 cm tall; gem weighs 2 carats. From the Havey Quarry, Poland, MaifJ. e. Photo copyright 1995 by Wendell...crystals, 24 x JO mm;Jrom the Bennett Quarry, Buckfield, Maine. Mined in 1996 by Holden !Jrothers Mining |  | | Book (volume) | | Mineralogy by Vandall T. King and Eugene E. Foord Maine Geological Survey DEPARTMENT OF CONSERVATION Walter...Resources Information, Maine Geological Survey Walter A. Anderson, State Geologist Maine Geological Survey...DEPARTMENT OF CONSERVATION 1994 Copyright ©1994 by the Maine Geological Survey, Department of Conservation. All...Cover photograph: Fluorapatite, Pulsifer quarry, Auburn, Maine (2.2 cm specimen), Harvard Mineralogical...Wendell E. Wilson, ©1985. The laws and policies of Maine and the United States prohibit discrimination in |  | | Journal (article/letter/editorial) | | the Sebago granite–pegmatite system, southern Maine, USA Michael A. Wise*, Cathleen D. Brown Department...two-mica granite situated in the Oxford pegmatite field, southwestern Maine. Surrounding the pluton is an...chemistry, petrology, geochemistry, Sebago, southern Maine Received: 1 October 2009; accepted: 30 March 2010;...Introduction The granitic pegmatites of southern Maine represent one of several major pegmatite regions...Unfortunately, very little geochemical data exist for the Maine pegmatites despite their popularity among mineral |  | | Book (edition) | | HANDBOOK for A WEEK WITH MAINE MINERALS by NEIL A. WINTRINGHAM 1_� Cv1,_1'--A� __, SECOND EDITION...a week collecting in the pegme.tite area ot Oxford county, !!Bine, Neil Wintr:lnghal'!l, a pa.st-president...field trial of the hambook during our ''Week with Maine Minerals" furnished additional information end resulted...characterized the evenings spent with members of the Oxford County Mineral & Gem Association. N. A. W. Mountainside...minerals. The geology of pegmatites, in general, and Maine pegmatites, in particular, is summarized briefly |  | | Book (volume) | | 0 n101ercai o of Maine j f·~ ....__ :,,. . - .._"' ..;. .. ~ L-- -~ \. • .J_..::.; I Volume...History, Gems, and Geology edited by Vandall T. King Maine Geological Survey DEPARTMENT OF CONSERVATION Robert...Robert G. Marvinney, State Geologist of Maine Volume 2: Mining History, Gems, and Geology Edited by...Resources Information, Maine Geologi,cal Survey Robert G Marvinney, State Geologist Maine Geological Survey...DEPARTMENT OF CONSERVATION 2000 Copyright ©2000 by the Maine Geological Survey, Department of Conservation. All |  | | Journal (article/letter/editorial) | | GRANITIC PEGMATITES OF THE BRUNSWICK AND OXFORD FIELDS, MAINE: DIFFERENTIAL TRENDS IN F-POOR AND F-RICH...FRANCIS Mineralogical Museum, Harvard University, 24 Oxford Street, Cambridge, Massachusetts 02138, U.S.A....field and the Central Maine Synclinorium of the Oxford pegmatite field, in Maine, are intruded by numerous...(Nb,Ta)-bearing phases. Generally, the CGM from Maine are hosted by pegmatites characterized by a LCT...observed between the CGM from the Brunswick and Oxford pegmatite fields. Columbite-group minerals from |  | Karlsson, Teemu, Räisänen, Marja Liisa, Myöhänen, Timo, Alakangas, Lena, Lehtonen, Marja, Kauppila, Päivi (2021) Hydrogen Peroxide Ammonium Citrate Extraction: Mineral Decomposition and Preliminary Waste Rock Characterization. Minerals, 11 (7) 706 doi:10.3390/min11070706 | Journal (article/letter/editorial) | | (Tokyo, Japan) JSM7100F Schottky combined with an Oxford Instruments (Abingdon, UK) energydispersive X-ray...each sample utilizing INCA Feature software by Oxford Instruments. The mineralogical composition results...Mineral Quartz Biotite Plagioclase (other than albite) Albite Diopside Tremolite Talc K-feldspar Chlorite...composition was detected for non-albite plagioclase 0.47 ((Na,Ca)(Si,Al) 4O8), albite 0.48 0.74 0.70 (NaAlSi₃O₈)...Decomposition was detected for non-albite plagioclase ((Na,Ca)(Si,Al)4 O8 ), albite (NaAlSi3 O8 ), talc (Mg3 Si4 |  | | Journal (volume) | | LA COMMISSION GEOlOGIOUE OE FINLANOE N:o 195 ALBITE DIABASES AND ALBITITES IN ENONTEKIÖ AND KITTILÄ...LA COMMISSION GEOLOGIQUE OE FINLANOE N :o 195 ALBITE DIABASES AND ALBITITES IN ENONTEKIÖ AND KITTILÄ...additional material from previously investigated albite diabases and albitites of Kittilä in the autumn...manuscript. Mrs. 1. Huhta and Messrs. P. Ojanperä, A. Heikkinen and A. Löfgren performed the chemical analyses...Otaniemi, December 1960. Kauko M eriläinen ABSTRACT Albite diabases commonly occur as sills which are simple |  | | Journal (article/letter/editorial) | | which the author collected in an old abandoned quarry on June 23, 1995 is exhibited at the New York Museum...intrusive phases are topaz bearing microclirie-albite granites containing Iithian siderophyllite (or...(Lyckberg 1997). The roadcut was widened to a small quarry as there was a need for filling material for the...(pyterlite) is being mined at Virolahti (Haikanvuori quarry) in the very SE corner of Finland only 5 km from...are alkali feldspar, quartz, biotite, fluorite, albite (cleavelandite), fluorite, calcite, tourmaline |  | Marmo, V., Hoffrén, K., Hytönen, K., Kallio, P., Lindholm, O., Siivola, J. (1966) On the granites of Honkamäki and Otanmäki, Finland, with special reference to the mineralogy of accessories. Bulletin de la Commission Géologique de Finlande Vol. 221. Geological Survey of Finland | Journal (volume) | | chlorite; 2 = amphibole; 3 = apatite; 4 = sphene; 5 = albite; 6 = microcline; 7 = quartz. N il . 45x. aetivity...fine-grained mixture of quartz, younger microcline and albite (Fig. 8) . 12 BuH. Comm. geol. Finlande :0 ...(weight percent) was obtained: 39 % microcline, 19 % albite, 14 % quartz, 12 % aegirine, 10 % alkali amphibole...rock is cross-hatched (tricl. 0.9) and perthitic. Albite is usually twinned and sometimes antiperthite has...the granite at the Vanadium plant (Hytönen and Heikkinen, 1966). The blue, however, is not that deep and |  | | Journal (volume) | | . ... . . . ......... KAI HYTÖNEN and AULIS HEIKKINEN, Alkali Amphibole of Otanmäki, Finland . . . ...not very common. They are either albite-muscovite granites or albite-epidote granodioriteso Essentially...formation than that usually found for latekinematic albite-microcline granites, led the writer to reconsider...rich in potash feldspar, its plagiodase is mostly albite, but also, in some specimens examined, relatively...perthitic. The plagioclase threads of the perthite are albite or oligoclase, and, judging by the refractive index |  | | Journal (volume) | | . ... . . . ......... KAI HYTÖNEN and AULIS HEIKKINEN, Alkali Amphibole of Otanmäki, Finland . . . ...not very common. They are either albite-muscovite granites or albite-epidote granodioriteso Essentially...formation than that usually found for latekinematic albite-microcline granites, led the writer to reconsider...rich in potash feldspar, its plagiodase is mostly albite, but also, in some specimens examined, relatively...perthitic. The plagioclase threads of the perthite are albite or oligoclase, and, judging by the refractive index |  | | Journal (volume) | | intrusive phase. The amount and grade of perthitic albite increase and its thermal state decreases as the...No. Al. Anal. P. Ojanperä, F determined by A. Heikkinen (Laitakari and Simonen 1963). - 4. Dark-coloured...No. A2. Anal. P. Ojanperä, F determined by A. Heikkinen (Laitakari and Simonen 1963). - 7. Pyterlite....No. A3. Anal. P. Ojanperä, F determined by A. Heikkinen (Laitakari and Simonen 1963). - 8. Pyterlite....locality). Anal. P. Ojanperä, F determined by A Heikkinen (Simonen and Vorma 1969). - 9. Porphyritic rapakivi |  | | Report (chapter) | | K-feldspar is locally surrounded by thin shells of albite; centimetre-sized quartz grains can also be present...partly as megacrysts, in addition to microcline, albite, nepheline and aegirine. The intrusion is surrounded...earlier), with K-feldspar phenocrysts surrounded by albite selvages, fluorite in the matrix and greisen-style...Cross-bedding in red sandstone (Dala sandstone), quarry at Mångsbodarna, Dalarna, west-central Sweden (after...Elo & Korja 1993; Korja et al. 1993; Korja & Heikkinen 1995). Furthermore, the 200–250 km wide and >800 |  | | Journal (volume) | | SIIKARLA, VALTO VELTHEIM. OKE VAASJOKI AND AULIS HEIKKINEN WITH ..0 FIGURES AND 11 TABLES IN TEXT AND 8...SIIKARLA, VALTO VELTHEIM, OKE VAASJOKI AND AULIS HEIKKINEN WITH <40 FIGURES AND 11 TABLES IN TEXT AND 8...analyses involved having been performed by Mr. Aulis Heikkinen in the Chemical Department. On account of the... 1000 2.0 1+++1 METASOMATIC ULTRA BASIC ROCK ALBITE ROCK 1.8 0 2 sCALE o 50 100 , 150m Fig...f~~~~~1~TION \ o ~ETr::~:S~IC ROCK .. E±!l ALBITE ROCK '"""'- MAGNETIC PROFILE SCALE 50 100 |  | Lecomte, Andreï, Cathelineau, Michel, Deloule, Etienne, Brouand, Marc, Peiffert, Chantal, Loukola-Ruskeeniemi, Kirsti, Pohjolainen, Esa, Lahtinen, Hannu (2014) Uraniferous bitumen nodules in the Talvivaara Ni–Zn–Cu–Co deposit (Finland): influence of metamorphism on uranium mineralization in black shales. Mineralium Deposita, 49 (4) 513-533 doi:10.1007/s00126-013-0502-3 | Journal (article/letter/editorial) | | gravitational collapse and extension (Korja and Heikkinen 2005). This phase occurred between 1.87 and 1...M 232 SEM JEOL 7600F (hot cathode) with an Oxford Instruments SDD-type EDS spectrometer (Silicon...uraninite, and in comparison to the Mistamisk uraninite–albite veins, located in the Palaeoproterozoic Labrador...gravitational collapse of the orogenic belt (Korja and Heikkinen 2005). Conclusions Uranium occurs in the Talvivaara...case study from Grants uranium region, New Mexico, USA. Chem Geol 251:33–49 Eakin PA, Gize AP (1992) Reflected-light |  | | Book (edition) | | describes sites under of the nearest town and county. and the many maps included book contain such...from Alaska to the Mexican border and eastward to Maine and Florida. Still others are to be found in Canada...in cavities in the dike. Such pegmatite dikes in Maine, Connecticut, New Hampshire, North Carolina, South...affording a challenge to the collector, especially in Maine, New Hampshire, Connecticut, New Jersey, Virginia...to visit in the summer. winter comfortable in Maine or Montana. In hot is more comfortable morning |  | | Journal (volume) | | supplement them (e.g. Lawrence & Scheske 1997, Heikkinen & Räisänen 2008, Dold 2017, Karlsson et al. 2018)...(Kemira Oyj), Seppo Tuovinen (Endomines Oy), Mari Heikkinen (Centre for Economic Development, Transport and...Lasse Heikkinen, Markku Kuusisto, Hannu Karhu, Lauri Solismaa, Tuomo Stranius, Tuija Heikkinen, Gui Zhi...Treatise on Geochemistry (Second Edition), Volume 11. Oxford: Elsevier, 131–190. Available at: https://doi.org/10...materials. Nordtest Technical Report 473. 51 p. Heikkinen, P. M. & Räisänen, M. L. 2008. Mineralogical and |  | | Journal (volume) | | 18, Md., USA Edeby Gard, Ripsa, Sverige Dept. of Geology, Yale Univ., New Haven., Conn., USA Geo1. inst...Johns Hopkins Univ., Baltimore, Maryland - 21 218, USA Mineralog.Petrograph. Inst. d. Univ. Hei delberg...Alberta, Canada Univ. of Cincinnati, Cincinnati, Ohio, USA Norges geologiske undersök else, Trondheim , Norge...Geological Sciences, Blacskburg, Virginia 24061, USA Suite 2001, 80 Richmond Street West. Toronto 1, Ont...Dept. of Geology, Univ. of Illinois, Urbana, III., USA P. O. Box 709, Kitwe, Zambia Katedra Geologia, Albertov |  | | Journal (volume) | | 18, Md., USA Edeby Gard, Ripsa, Sverige Dept. of Geology, Yale Univ., New Haven., Conn., USA Geo1. inst...Johns Hopkins Univ., Baltimore, Maryland - 21 218, USA Mineralog.Petrograph. Inst. d. Univ. Hei delberg...Alberta, Canada Univ. of Cincinnati, Cincinnati, Ohio, USA Norges geologiske undersök else, Trondheim , Norge...Geological Sciences, Blacskburg, Virginia 24061, USA Suite 2001, 80 Richmond Street West. Toronto 1, Ont...Dept. of Geology, Univ. of Illinois, Urbana, III., USA P. O. Box 709, Kitwe, Zambia Katedra Geologia, Albertov |  | | Journal (article/letter/editorial) | | exsolution of alkali feldspar has produced intergranular albite rims and grain rows. De-anorthitization of primary...primary plagioclase has produced turbid albite with inclusions of topaz, fluorite and quartz. Metasomatic...characteristics (e.g. occurrence of topaz, Li–Fe mica and albite; high F, Li, Rb, Ga, Sn and Nb; low Mg, Ti, Zr...‘specialized’ magmatic granites whose petrography and Oxford University Press 1997 JOURNAL OF PETROLOGY VOLUME...porphyry) of Finland (Haapala, 1977a) and western USA (Christiansen et al., 1986; Congdon & Nash, 1991) |  | | Journal (volume) | | Huhta, M. A., Miss Kaija Karhunen and Messrs. A. Heikkinen, M. A. , P . Ojanperä, ~. A. , and P . Väänänen...include a slight amount of quartz, potash feldspar, albite, calcite, biotite, ilmenite and magnetite, with...the most abundant, quartz, potash feldspar and albite, occur as a granophyric intergrowth, in conjunction...furthermore, that the ratio of the potash feldspar and albite contents in it is approximately 3: I, as has been...slight amount of biotite, quartz, potash feldspar, albite, titanomagnetite and ilmenite. There is a conspicuous |  | | Report (issue) | | Helsinki 2006 i ii Editor-in-Chief: Pekka Heikkinen Guest Editors: Ilmo T. Kukkonen, Olav Eklund,...Hæggström, L.J. Pesonen, I.T. Kukkonen and P. Heikkinen. Ultrasonic seismic P- and S- velocities – the...petrography, structure and ore potential 29 P. Heikkinen, I.T. Kukkonen and FIRE Working Group. FIRE transects:...Hæggström, L.J. Pesonen, I.T. Kukkonen and P. Heikkinen. Ultrasonic seismic P- and S- velocities – the...and Upper Mantle (part II) (Chair A. Korja) P. Heikkinen, I.T. Kukkonen and FIRE Working Group. FIRE transects: |  | | Report (chapter) | | apatite, dolomite, graphite and quartz. Scapolite, albite and K-feldspar are characteristic alteration minerals...of the seismic reflection BABEL data (Korja & Heikkinen 2005, 2008) indicates that the boundary is not...ESE of Jokkmokk. All photographs by S. Bergman. albite–carbonate alteration is recognized at many places...interpretation is based on, and modified after, Korja & Heikkinen (2005). CDP, common depth point. Note the irregular...with apparent NE-side-up displacement. Korja & Heikkinen (2005) also inferred several steeply dipping shear |  | | Journal (volume) | | Halonen, T. 0., Fil. kand. Hausen, H., Prof. Heikkinen, Aulis, Fil. maist. Heino, Eino, Dipl. ins. Heinonen...optical study of piedmontite from Shadow Lake, Madera County, California. Am. Mineralogist 18, p. 493. WINCHELL...rph~nte, partIally amphibolite; 6. Petalite; 7. Quarry; 8. Bog; 9. Outcrop; 10. FoliatlOn and lineatlOn...heterosite, andalusite, tapiolite and apatite. In the quarry to the east, quartz and microcline are frequently...Petalite from Hirvikallio, Tammela. Analyst A. Heikkinen. wt % CODstituent Si0 2 Ti0 2 • . .•• . • • |
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