 | 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) | | 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...simply zoned barren pegmatite dikes (group B), and (iii) Li-bearing zoned pegmatite dikes of rare-element...Mg-contamination of the tourmaline solely from outermost pegmatite units (group C); tourmalines from internal units...University, Kotlářská 2, 611 37 Brno, Czech Republic highly evolved Li-bearing pegmatites (group C) with |  | | 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 |  | | Journal (article/letter/editorial) | | garnet – hedenbergite skarn at Vlastějovice, Czech Republic Vladimír Žáček With 3 figures and 3 tables...K2O) as large phenocrysts in metasomatic rims of pegmatite dykes penetrating Ca-Fe skarn at Vlastějovice...terrain of the Moldanubian Zone, Bohemian Massif, Czech Republic. The skarn is characterized by the high f (O2)...X-site vacancies (0.09 to 0.22). The concentrations of Li, Sr, Rb and Ba are non-essential, and other trace...potassichastingsite, skarn, Vlastějovice, Bohemian Massif, Czech Republic. Introduction Occurrences of K-rich or even |  | 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 |  | | 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 |  | | 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 |  | 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) | | Masaryk University, Kotlářská 2, 611 37, Brno, Czech Republic 3 Abstract Princivalleite, Na(Mn2Al)A...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...vacancy); Y = Al3+, Fe3+, Cr3+, V3+, Mg2+, Fe2+, Mn2+, Li+; Z = Al3+, Fe3+, Cr3+, V3+, Mg2+, Fe2+; T = Si4+...1990–1991, a few narrow, not-metamorphic, veins of pegmatite were discovered nearby the Curiglia village in...oxidation state determined by Mössbauer spectroscopy. Li Determined by μ-Laser Induced Breakdown Spectroscopy |  | | 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...chrysoberyl, bertrandite, euclase, trilithionite, Li-muscovite, petalite, pollucite), rare element-bearing...the individual dikes. Fractionation within the pegmatite group increases from the southeast to the northwest...related to the Ladybird granite suite. Elevated Be and Li contents in sekaninaite, the occurrence of Mn-rich |  | | Journal (article/letter/editorial) | | of tourmaline from the Dolní Rožínka elbaite pegmatite František Novotný*, Milan Novák a Jan Cempírek...fakulta, Masarykova univerzita, Kotlářská 2, 611 37 Brno; *e-mail: 451144@mail.muni.cz Novotný F, Novák M...of tourmaline in the elbaite-subtype granitic pegmatite at Dolní Rožínka records evolution of pegmatitic...tourmaline, including metasomatic tourmaline after biotite, tourmaline + quartz intergrowths, zoned tourmaline...veinlets of Li-tourmaline + quartz were studied using electron microprobe. The tourmaline after biotite is slightly |  | | 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) | | 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 |  | 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) | | 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) | | true for the presence and absence of Li-bearing phyllosilicates and Li-bearing tourmaline and spodumene which...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 |  | | 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 |  | Obolenskiy, Alexander A., Rodionov, Sergey M., Dejidmaa, Gunchin, Gerel, Ochir, Hwang, Duk-Hwan, Distanov, Elimir G., Badarch, Gombosuren, Khanchuk, Alexander I., Ogasawara, Masatsugu, Nokleberg, Warren J., Parfenov, Leonid M., Prokopiev, Andrei V., Seminskiy, Zhan V., Smelov, Alexander P., Yan, Hongquan, Birul'kin, Gennandiy V., Davydov, Yuriy V.V., Fridovskiy, Valeriy Yu., Gamyanin, Gennandiy N., Kostin, Alexei V., Letunov, Sergey A., Li, Xujun, Nikitin, Valeriy M., Sotnikov, Sadahisa, Sudo, Vitaly I., Spiridonov, Alexander V., Stepanov, Vitaly A., Sun, Fengyue, Sun, Jiapeng, Sun, Weizhi, Supletsov, Valeriy M., Timofeev, Vladimir F., Tyan, Oleg A., Vetluzhskikh, Valeriy G., Wakita, Koji, Yakovlev, Yakov V., Zorina, Lydia M. (2003) Preliminary metallogenic belt and mineral deposit maps for northeast Asia. Open-File Report 2003-204. US Geological Survey doi:10.3133/ofr03204 | Report (issue) | | Sheets 2-4 portray the metallogenic belts of the region in a series of 12 time-slices from the Archean...stitching plutonic sequences. The major units in the region are the North Asian Craton, exterior passive continental...and synthesis of a regional geodynamics map the region at 5 million scale with detailed explanations and...universities in Russia, Mongolia, Northeastern China, South Korea, Japan, and the USA. Companion studies and...metallogenic subzone (2 to 20 by 103 km2); and (6) ore district (0.4 to 2.0 by 103 km2). However, often determination |  | | 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) | | 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) | | lithologies as well as in Li-rich pegmatites. It is relatively common for Li- and [4]Al-bearing tourmalines...correlated with the overall Al content. Therefore Li-rich tourmalines can contain higher Be contents in...granitic pegmatitic melts from the surrounding country-rocks during decompression. Key-words: tourmaline;...(2017). Even higher amounts of [4]Al were found in Li-bearing schorl (0.17 apfu [4]Al, 〈T–Oi = 1.623(1)...the Cruzeiro pegmatite, Minas Gerais, Brazil (Bosi et al., 2005) and from a Mn- and Li-bearing schorl |  | | 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...(continued) Mineral Chemical composition Line Biotite Birnessite Bischofite Bismite Bismuth native Bismuthinite...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 | | | 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...(continued) Mineral Chemical composition Line Biotite Birnessite Bischofite Bismite Bismuth native Bismuthinite...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 |  | | Journal (article/letter/editorial) | | of a wide variety of lithiophile rare elements (Li, Cs, Be, Nb, Ta, Sn, etc.) that are incompatible...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...discoveries. However, the regional zonation of pegmatite bodies, and the chemistry of metasomatic alteration |  | | 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) | | All the known bedrock occurrences of lithium pegmatite are contained within this marginal deformation...whereby the pegmatites were derived by melting of Li-rich sediments adjacent to the batholithic contact...granitoids in an attempt to resolve the problem of pegmatite genesis. The results suggest a strong geochemical...lithium pegmatites. A model is proposed in which Li enrichment in residual magmas may be linked to the...instead of biotite in the Leinster Granite itself. The Li excluded from entry to biotite then accumulates |  | Feng, Yonggang, Liang, Ting, Zhang, Ze, Wang, Yiqian, Zhou, Yi, Yang, Xiuqing, Gao, Jinggang, Wang, Hui, Ding, Kun (2019) Columbite U-Pb Geochronology of Kalu’an Lithium Pegmatites in Northern Xinjiang, China: Implications for Genesis and Emplacement History of Rare-Element Pegmatites. Minerals, 9 (8) 456 doi:10.3390/min9080456 | Journal (article/letter/editorial) | | Published: 25 July 2019 Abstract: The Kalu’an-Azubai pegmatite field, one of the most important rare-metal metallogenic...regions in China, contains a large number of pegmatite dikes belonging to spodumene and lepidolite subtypes...grains thus represent the emplacement ages of the Li pegmatites. Therefore, our dating results indicate...there were three emplacement events of the Li-rich pegmatite-forming melts in a timeframe of ~30 Ma. In...combination with previous studies, we conclude that the Li pegmatites were formed before the Be-Ta-Nb pegmatites |
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