 | | Journal (article/letter/editorial) | | QUARTZ–FELDSPAR INTERGROWTHS FROM THE VĚŽNÁ I PEGMATITE, CZECH REPUBLIC: A COMPLEX DESILICATION PROCESS RELATED...Masaryk University, Kotlářská 2, CZ–611 37 Brno, Czech Republic Abstract Quartz replacement by “kerolite”...desilicated granitic pegmatite hosted in serpentinized apoharzburgite, at the locality Věžná I, western Moravia...Moravia, Czech Republic. Pale brownish to white “kerolite” (Mg2.77–2.79Al0.09–010Fe0.04Si4.05–4.08O10(OH)2•1...process of transformation of quartz to “kerolite” at Věžná occurs not only in granitic pegmatites but may operate |  | Čopjaková, Renata, Prokop, Jiří, Novák, Milan, Losos, Zdeněk, Gadas, Petr, Škoda, Radek, Holá, Markéta (2021) Hydrothermal alteration of tourmaline from pegmatitic rocks enclosed in serpentinites: Multistage processes with distinct fluid sources. Lithos, 380. 105823pp. doi:10.1016/j.lithos.2020.105823 | Journal (article/letter/editorial) | | 37 Brno, Czech Department of Chemistry, Masaryk University, Kamenice 753/5, 625 00 Brno, Czech ro b...b of Republic; copjakova@sci.muni.cz re -p Republic Abstract lP Hydrothermal alteration of primary...cutting serpentinite from the Moldanubian Zone, Czech Republic. Tourmaline is replaced by a wide spectrum...Nadominant. Sources of fluids include (i) fluids exsolved from pegmatite melt (Na, K, Ca, ± Li), particularly...fluid mixing lP Key words: tourmaline; granitic pegmatite; tourmaline replacement; hydrothermal alteration; |  | 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) | | the Moldanubian Zone, Czech Republic M. Novák 1 & J. Prokop 1 & Z. Losos 1 & I. Macek 1 Received: 29...enclosed in serpentinites of the Moldanubian Zone, Czech Republic were examined, mainly by electron probe micro-analyser...Mg(Ca)-contamination from their host rocks. The rocks include: (i) homogeneous to slightly heterogeneous nests of p...simply zoned barren pegmatite dikes (group B), and (iii) Li-bearing zoned pegmatite dikes of rare-element...minor Ca-contamination (group B plus the locality Věžná I of the group C) and weak Mg-contamination of the |  | | Journal (article/letter/editorial) | | (see below about the cover page) and especially Věžná, both localities situated about 40–50 km northwest...(bavenite, milarite, epididymite, eudidymite), cordierite, phosphates of the rare-earth elements, zircon...students, almost all minerals from the Tanco pegmatite, namely the (Nb,Ta,Ti) oxides (wodginite group... He regularly published results on the Tanco pegmatite as a running series in The Canadian Mineralogist...to the stature of this journal in the area of pegmatite research. This series culminated with part XVI |  | Novak, M., Skoda, R., Gadas, P., Krmicek, L., Cerny, P. (2012) Contrasting Origins of the Mixed (NYF + LCT) Signature in Granitic Pegmatites, with Examples from the Moldanubian Zone, Czech Republic. The Canadian Mineralogist, 50 (4) 1077-1094 doi:10.3749/canmin.50.4.1077 | Journal (article/letter/editorial) | | PEGMATITES, WITH EXAMPLES FROM THE MOLDANUBIAN ZONE, CZECH REPUBLIC Milan NOVÁK§, Radek ŠKODA and Petr GADAS Department...Masaryk University, Kotlářská 2, CZ–611 37 Brno, Czech Republic Lukáš KRMÍČEK Department of Geological Sciences...Brno, Czech Republic Petr Černý 4C Minerals, s.r.o. Korunní 29, CZ–120 00 Praha 2, Czech Republic Abstract...LCT) signatures from the Moldanubian Zone, Czech Republic, were examined to determine their origin. On...Li-bearing (lithium micas + elbaite) Kracovice pegmatite, with “amazonite”, samarskite and fergusonite |  | | Journal (article/letter/editorial) | | behavior of niobian rutile from the Písek region, Czech Republic: a model for exsolution in W- and Fe2+>>Fe3+-rich...Masaryk University, Kotlářská 2, 611 37 Brno, Czech Republic; mnovak@sci.muni.cz * Corresponding author...pegmatites at Písek and Údraž, southern Bohemia, Czech Republic. Crystals, up to 3×1 cm in size, consist of...products include (i) the most common case with dominant (Fe2+Nb2) Ti-3 substitution (e.g., Věžná, western Moravia...Fe3+(McGuire pegmatite, Colorado, with a complex exsolution sequence involving pseudorutile I and II, “ |  | Novák, Milan, Cícha, Jaroslav, Čopjaková, Renata, Škoda, Radek, Vašinová Galiová, Michaela (2017) Milarite-group minerals from the NYF pegmatite Velká skála, Písek district, Czech Republic: sole carriers of Be from the magmatic to hydrothermal stage. European Journal of Mineralogy, 29 (4) 755-766 doi:10.1127/ejm/2017/0029-2652 | Journal (article/letter/editorial) | | Milarite-group minerals from the NYF pegmatite Velká skála, Písek district, Czech Republic: sole carriers of Be from...distinguished in the NYF pegmatite Velká skála, Písek district, Czech Republic (Moldanubian Zone). The...simply zoned (Kfs,Plg,Ab,Qz > Bt > Ap > Tur) pegmatite dike, ∼60 cm thick, is enclosed in durbachite...subhedral, prismatic grains of homogeneous milarite I (milarite s.s.); prismatic subparallel aggregates...compositions suggest primary (magmatic) for milarite I and hydrothermal origin for milarite II, III, and |  | | Journal (article/letter/editorial) | | fractionated granitic members of the Variscan pluton. Pegmatite skarn has a strong subcrustal component as to...mineralization and it is located within a Central European region well studied as to its economic geology, as shown...Continental Deep Drilling Program of the Federal Republic of Germany” (1987-1995 which at the very end reached...to noncarbonate hosted mineral deposits in the region, the rare earth element contents (REE) are used...attributed to S-type granites made up of high-K and to I-type granitoids. During their comprehensive field |  | | Journal (article/letter/editorial) | | (pseudopegmatite, metapegmatite, pegmatoid, pegmatite, and plutonic pegmatite), the shape and the structure of pegmatites...geodynamic setting. Central Europe has not the largest pegmatite deposits, yet it contains a crustal section with...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...the Federal Republic of Germany / KTB) to get a full-blown 3-dimensional view of the pegmatite province |  | | Book | | located near Pleystein our “scientific field camp”. I could not imagine to see him without a judo mat close...honors. I got in contact with him, sharing the same passion for minerals and the NE Bavarian region. The...daily routine, he did not postpone my questions. I did not receive an answer from him, he provided me...to send me the scale bar for each photograph. So I left his legacy as it stands. Those images (if some...Bohemian Massif, which is shared by Germany, the Czech Republic, Poland and Austria, has been focused on these |
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Věžná I pegmatite, Věžná, Žďár nad Sázavou District, Vysočina Region, Czech Republic