 | Novák, M., Prokop, J., Losos, Z., Macek, I. (2017) Tourmaline, an indicator of external Mg-contamination of granitic pegmatites from host serpentinite; examples from the Moldanubian Zone, Czech Republic. Mineralogy and Petrology, 111 (4) 625-641 doi:10.1007/s00710-017-0512-4 | Journal (article/letter/editorial) | | DOI 10.1007/s00710-017-0512-4 ORIGINAL PAPER Tourmaline, an indicator of external Mg-contamination of...serpentinite; examples from the Moldanubian Zone, Czech Republic M. Novák 1 & J. Prokop 1 & Z. Losos 1 & I....enclosed in serpentinites of the Moldanubian Zone, Czech Republic were examined, mainly by electron probe micro-analyser...to slightly heterogeneous nests of plagioclase-tourmaline rocks (group A) of anatectic or metasomatic origin...simply zoned barren pegmatite dikes (group B), and (iii) Li-bearing zoned pegmatite dikes of rare-element |  | | Journal (article/letter/editorial) | | at 19:58 09 April 2015 Jindrichova 16 Brno 616 00 Czech Republic krejsek.stepan@seznam.cz Apatite Figure...prepared by William Besse. from DOLNÍ BORY Czech Republic Figure 2. Zoned crystal of apatite, 4 × 3.5...MORAVIA are well known among mineral collectors for pegmatite deposits with excellent finds of quartz, schorl...cavities. Strážek Moldanubicum is the most famous region, with hundreds of already explored pegmatites and...village situated approximately in the center of this region, is 236 ROCKS & MINERALS the location of the |  | | Journal (issue) | | in southwestern Fennoscandia: Backdrop to the pegmatite fields of southern Norway……………………………………………………………………………………...various conditions and mechanisms of critical metals (Li, Cs, Ta, W, REE) concentration in rare-element granites... DA SILVA, M.R.R. “Parcelhas Quartzites”: B- and Li-source of possibly anatectic rare-element class pegmatites...paleoclimate controls of lithium-cesium-tantalum (LCT) pegmatite genesis, exhumation, and preservation……………………...earth element mineralization in a rediscovered pegmatite in the Stettin Complex, Wausau Syenite Compley |  | Breiter, K., Ackerman, L., Ďurišova, J., Svojtka, M., Novák, M. (2014) Trace element composition of quartz from different types of
pegmatites: A case study from the Moldanubian Zone of the Bohemian Massif
(Czech Republic) Mineralogical Magazine, 78 (3) 703-722 doi:10.1180/minmag.2014.078.3.17 | Journal (article/letter/editorial) | | the Moldanubian Zone of the Bohemian Massif (Czech Republic) K. BREITER1,*, L. ACKERMAN1, J. ĎURIŠOVÁ1...Sciences of the Czech Republic, v. v. i., Rozvojová 269, CZ-165 00 Prague 6, Czech Republic Department of...Masaryk University, Kotlářská 2, CZ-611 37 Brno, Czech Republic [Received 16 December 2013; Accepted 13...patterns of quartz during crystallization of pegmatite melt was investigated using laser ablation inductively...spectrometry. The contents of Al, B, Ba, Be, Cr, Fe, Ge, Li, Mn, P, Rb, Sn, Sr and Ti were analysed in quartz |  | Bosi, Ferdinando, Pezzotta, Federico, Skogby, Henrik, Altieri, Alessandra, Hålenius, Ulf, Tempesta, Gioacchino, Cempírek, Jan (2022) Princivalleite, Na(Mn2Al)Al6(Si6O18)(BO3)3(OH)3O, a new mineral species of the tourmaline supergroup from Veddasca Valley, Varese, Italy. Mineralogical Magazine, 86 (1) 78-86 doi:10.1180/mgm.2022.3 | Journal (article/letter/editorial) | | Na(Mn2Al)Al6(Si6O18)(BO3)3(OH)3O, a new mineral species of the tourmaline supergroup from Veddasca Valley, Varese, Italy...Masaryk University, Kotlářská 2, 611 37, Brno, Czech Republic 3 Abstract Princivalleite, Na(Mn2Al)A...OH)3O, is a new mineral (IMA2020-056) of the tourmaline supergroup. It occurs in the Veddasca Valley...35)Σ1.00Y(Al1.67Mn2+ 0.84 Fe0.32 Zn 0.07 Mg 0.02 Li 0.08 ) Σ3.00 Al 6.00 [ (Si 5.60 Al0.40 ) Σ6.00 O...group of the tourmaline supergroup. The closest end-member compositions of valid tourmaline species are |  | | Journal (article/letter/editorial) | | peraluminous LCT family marked by prominent accumulation of Li, Cs and Ta (besides Rb, Be, Sn, B, P and F), derived...hyperalumineuse LCT, reconnue par son enrichissement marqué en Li, Cs et Ta (en plus de Rb, Be, Sn, B, P et F), serait...of time, a need emerged to revise some of the pegmatite classes and families (e.g., Černý & Kjellman...(“cross-bred lineage”; Fersman 1940) by reaction with country rocks are not considered, such as the desilicated...the synkinematic to post-kinematic (granite +) pegmatite populations themselves (Table 1, 2, Fig.1). THE |  | | Journal (article/letter/editorial) | | Chemical composition of tourmaline from the Dolní Rožínka elbaite pegmatite František Novotný*, Milan...fakulta, Masarykova univerzita, Kotlářská 2, 611 37 Brno; *e-mail: 451144@mail.muni.cz Novotný F, Novák M...Chemical composition of tourmaline in the elbaite-subtype granitic pegmatite at Dolní Rožínka records...textural-paragenetic types of tourmaline, including metasomatic tourmaline after biotite, tourmaline + quartz intergrowths...intergrowths, zoned tourmaline from pocket, acicular tourmaline overgrowths on the top of the zoned crystal |  | | Journal (article/letter/editorial) | | British Columbia V6T 1Z4, Canada Abstract The pegmatite group on the northern slope of Mount Begbie, near...B.C., comprises more than 50 relatively small pegmatite bodies. The pegmatites have diverse ranges of...mineralogy; most of them are barren with micas and tourmaline as the only accessory minerals, but 12 dikes..., and lepidolite subtypes. Detailed study of tourmaline (dravite, schorl, fluor-elbaite, Mn-rich elbaite)...chrysoberyl, bertrandite, euclase, trilithionite, Li-muscovite, petalite, pollucite), rare element-bearing |  | | Book | | minerals and the NE Bavarian region. The Oberpfalz was his home and my adopted country. There, he was born, raised...varied spectrum of rare elements, e.g., Nb, Ta, Be or Li and the plethora of extraordinary minerals resultant...Bohemian Massif, which is shared by Germany, the Czech Republic, Poland and Austria, has been focused on these...the principal techniques of deep geophysics, this region enables us to look at the origin of pegmatites...quartz at the core of the pegmatite is concerned. In comparison with other pegmatite deposits in the area |  | | Journal (article/letter/editorial) | | Review Tools and Workflows for Grassroots Li–Cs–Ta (LCT) Pegmatite Exploration Benedikt M. Steiner Camborne...a review of geological exploration techniques for Li–Cs–Ta (LCT) pegmatites, which is applicable to the... This paper reviews the main controls of LCT pegmatite genesis relevant to mineral exploration programs...as industrial mineral deposits. Keywords: LCT; pegmatite; lithium; exploration; targeting 1. Introduction...four decades research into rare metal Li–Cs–Ta (LCT) pegmatite mineralisation has predominantly focused |  | | Journal (article/letter/editorial) | | and applications Tetrahedral substitutions in tourmaline: a review ANDREAS ERTL1,2,*, DARRELL J. HENRY3...overwhelming occupant of the tetrahedral site of the tourmaline structure, can be partially replaced by Al3þ...lithologies as well as in Li-rich pegmatites. It is relatively common for Li- and [4]Al-bearing tourmalines...(∼0.8 [4]B apfu) in a natural tourmaline was found in an Al-rich tourmaline (olenite) from the Eastern Alps...content in a tourmaline is still below 100 ppm, but current data show that in pegmatitic tourmaline crystals |  | | Conference Proceedings (Volume) | | Heerenveen granites/pegmatites (Barberton area, South Africa): a possible source for the Dominion Reef...Neoproterozoic rocks in the Lufilian belt, Domes region, Zambia .................................................... 1608 Xiaofeng Li, Wei Mao, Guo Wang, Mou Wang, Yanlong Li, Manchuan Ren, Rong Xiao, Zuohai...of the pelitic schist in the Dufferin Lake Zone, south central Athabasca Basin, Saskatchewan, Canada ...through polycyclic orogeny: the example of the Litsa district, Russia Anne-Sylvie André-Mayer, Michel Cuney |  | | Journal (article/letter/editorial) | | (pseudopegmatite, metapegmatite, pegmatoid, pegmatite, and plutonic pegmatite), the shape and the structure of pegmatites...holistic approach rare elements, such as Nb, Sn, Li and Be. In pegmatites, these rare elements often...holocrystalline country rocks pertaining to a geodynamic setting. Central Europe has not the largest pegmatite deposits...with the Hagendorf-Pleystein Pegmatite Field being at the heart of this region, in SE Germany (Bavaria)....recent investigations of the Hagendorf-Pleystein Pegmatite Field, one of the best and most intensively studied |  | | Journal (article/letter/editorial) | | Rapid crystallization of the Animikie Red Ace Pegmatite, Florence county, northeastern Wisconsin: inclusion...evaluated the crystallization regime of a zoned pegmatite dike and the degree of magma undercooling at the...assemblages. The liquidus temperature of the pegmatite magma was *720°C, based on re-melting of crystallized-melt...exsolved from hotter, still crystallizing inner pegmatite units. The huge temperature contrast between the...inclusion assemblages Microthermometry LCT pegmatite Numerical simulation Undercooling Communicated |  | Bertoldi, Christian, Proyer, Alexander, Garbe-Schönberg, Dieter, Behrens, Harald, Dachs, Edgar (2004) Comprehensive chemical analyses of natural cordierites: implications for exchange mechanisms. Lithos, 78 (4) 389-409 doi:10.1016/j.lithos.2004.07.003 | Journal (article/letter/editorial) | | substitution mechanisms are those for the incorporation of Li on the octahedral sites (NaLi51Mg1), and of Be...formula for cordierite: Ch(Na,K)0–1 VI(Mg,Fe2+,Mn,Li)2 IVSi5 IV Al3 IV(Al, Be, Mg, Fe2+, Fe3+)O18 *x Ch(H2O...Routine analyses by electron microprobe in which Li and Be are not determined can be plotted as (Mg+Fe+Mn)...significant amounts of Li and Be could be present. These amounts can be calculated as Li (a.p.f.u.)=Al+Na–4...been known for some time that the light elements Li and Be can be highly enriched in cordierite (up to |  | | Journal (article/letter/editorial) | | Nagatare Li-pegmatite INTRODUCTION The first mineralogical report of the Nagatare pegmatite was made...following year the pegmatite was designated a national monument and named the ʻNagatare Pegmatite Dyke with Lepidoliteʼ...Lepidoliteʼ. A part of the pegmatite is lithium-rich and was mined for lithium ore during World War II...remaining lithium ores. Mineralogical studies of the pegmatite were made by Shibata (1934) and Okamoto (1944)...investigations of characteristic minerals in the Nagatare Li-pegmatite are missing. Therefore we have been reinvestigating |  | | Journal (article/letter/editorial) | | rocks which are common to the Hagendorf-Pleystein Pegmatite Province, SE Germany, and present in many ensialic...the most distal part of the pegmatite system (Fig. 4). Towards the pegmatite stock, lithotypes 5 and 6...found around Pleystein in the hanging wall of the pegmatite stock (Fig. 2). 4.2 The lithotypes of the siliceous...planes, a structural setting also known from pegmatite deposits elsewhere in the world (Fig. 7c, d)....the chemical composition to standard metamorphic country rocks hosting both the mobilizates and the siliceous |  | | Journal (article/letter/editorial) | | 3390/min12030377 Academic Editors: Jiankang Li, Peng Li and Harald G. Dill Received: 16 February 2022...Altai orogenic belt hosting more than 100,000 pegmatite dykes is famous for rare-metal resources worldwide...typical REL pegmatite dykes of the Chinese Altai. The studied pegmatites are Li-Be-Nb-Ta, Li-Nb-Ta, Nb-Ta...Nb-Ta, Be-Nb-Ta, Be and barren pegmatites. The Li+ accompanied with Fe, Mg and Mn substitute for Al3+ at...evolution degree and the lenses from the Nb-Ta pegmatite are produced at late fluid-rich stage with high |  | | Journal (article/letter/editorial) | | of a wide variety of lithiophile rare elements (Li, Cs, Be, Nb, Ta, Sn, etc.) that are incompatible...gemstones and valuable mineral specimens (of beryl, tourmaline, topaz, etc.). All of the salient features of...a highly supersaturated state of the melt in pegmatite-forming bodies. Constitutional zone refining,...and eventually becomes the last liquid in the pegmatite body, appears to be the most likely mechanism...versus high field-strength elements (HFSE) in pegmatite-forming liquids lead to longrange and short-range |  | | Journal (article/letter/editorial) | | the unmineralized or poorly-mineralized wall and country rocks around. Hand specimens of such “abnormal”...becomes aware of in the field is the lithology of the country rocks that might then turn into the wall rocks...CaMnBe2Si5O13(OH)2·2H2O A4-6Z4O10(OH,O) A = Al, Fe, Li, Mg, Mn, Ni, Z = Al, Fe, Si (Fe,Mg,Mn)2Al4Si2O10(OH)4...Mn2+/3+3O4 Na4Ca2Al6Si6O22S2(SO4)Cl0.5 CdS Ni3S2 Na0,3(Mg,Li)3Si4O10(FOH)2 CaFe(Si2O6) α Fe2O3 Pb10Zn(CrO4)6(SiO4)2F2...KLi2AlSi4O10F(OH) KAlSi2O6 Cu2(PO4)(OH) Co3S4 LiMn(PO4) (Al,Li)Mn3+/4+O2(OH)2 HgSb4S7 FeAs2 Na5Ti2O2Si2O7(PO4) C | | | Journal (article/letter/editorial) | | the unmineralized or poorly-mineralized wall and country rocks around. Hand specimens of such “abnormal”...becomes aware of in the field is the lithology of the country rocks that might then turn into the wall rocks...CaMnBe2Si5O13(OH)2·2H2O A4-6Z4O10(OH,O) A = Al, Fe, Li, Mg, Mn, Ni, Z = Al, Fe, Si (Fe,Mg,Mn)2Al4Si2O10(OH)4...Mn2+/3+3O4 Na4Ca2Al6Si6O22S2(SO4)Cl0.5 CdS Ni3S2 Na0,3(Mg,Li)3Si4O10(FOH)2 CaFe(Si2O6) α Fe2O3 Pb10Zn(CrO4)6(SiO4)2F2...KLi2AlSi4O10F(OH) KAlSi2O6 Cu2(PO4)(OH) Co3S4 LiMn(PO4) (Al,Li)Mn3+/4+O2(OH)2 HgSb4S7 FeAs2 Na5Ti2O2Si2O7(PO4) C |  | | Journal (article/letter/editorial) | | [Ore Geology Reviews 69: 417-561]. Keywords: Pegmatite; applied geomorphology; weathering; heavy minerals;...How does the primary mineral association of the pegmatite affect the supergene alteration and the geomorphological...relevant for the classification of the primary pegmatite as for the evolution of the pegmatitic landscape...contain considerable amounts of rare elements such as Li, Nb, Ta, Be, Cs, B, P, F, REE, Sc, U, Th, Sn, W,...classification scheme (Table 2). The tabular Indepencia Pegmatite is taken as an example which crops out on top |  | | Journal (article/letter/editorial) | | Manuscript Geology and chemistry of Variscan-type pegmatite systems (SE Germany) With special reference to...Dill, Geology and chemistry of Variscan-type pegmatite systems (SE Germany) With special reference to...pertain. Geology and chemistry of Variscan-type pegmatite systems (SE Germany) - With special reference...D-30167 Hannover, Germany Abstract: The geology of pegmatite systems encompasses lithology, shape, and structure...Zn-Cu-Bi-Rb-Nb in), (2) supergene (Zr-Ti in). Key words: Pegmatite; lithology; structural geology; chemistry; Variscan-type |  | | Journal (article/letter/editorial) | | presence and absence of Li-bearing phyllosilicates and Li-bearing tourmaline and spodumene which are...paleoclimatic zone still under-explored as to Al-rich Li-Mg-bearing phyllosilicates. The high economic potential...extending from Belgium, in the West, through the Ruhr District, Germany, to the Upper Silesian Coal Basin, Poland...the opposite side, the Mediterranean Sea in the south. In addition to that, two major grabens, the Rhein...France, the Austrian Alpine mountain range, the South Alpine units and the Northern Carpathian Mountain |  | Badanina, E.V., Sitnikova, M.A., Gordienko, V.V., Melcher, F., Gäbler, H.-E., Lodziak, J., Syritso, L.F. (2015) Mineral chemistry of columbite–tantalite from spodumene pegmatites of Kolmozero, Kola Peninsula (Russia) Ore Geology Reviews, 64. 720-735 doi:10.1016/j.oregeorev.2014.05.009 | Journal (article/letter/editorial) | | form four generations, reflecting the sequence of pegmatite formation. These minerals demonstrate wide variations...elements (REE) in CGM reflect the evolution of a pegmatite-forming system. At Kolmozero, the main trend of...and mineral chemistry of CGM indicate that the pegmatite-forming system underwent several stages of evolution...al., 1 Deceased 2013. 2007). The Kolmozero pegmatite field in the Kola Peninsula seems a perfect study...history and enrichment in rare metals, including Li, Be, Ta and Nb (Gordienko, 1970). Columbite-group |
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