Separation and analysis of Theran volcanic glass by INAA, XRF and EPMA
Identifieur interne :
000000 ( PascalFrancis/Curation );
suivant :
000001
Separation and analysis of Theran volcanic glass by INAA, XRF and EPMA
Auteurs : P. Schmid [
Autriche] ;
C. Peltz [
Autriche] ;
V. M. F. Hammer [
Autriche] ;
E. Halwax [
Autriche] ;
T. Ntaflos [
Autriche] ;
P. Nagl [
Autriche] ;
M. Bichler [
Autriche]
Source :
-
Mikrochimica acta : (1966) [ 0026-3672 ] ; 2000.
RBID : Pascal:00-0346829
Descripteurs français
- Pascal (Inist)
- Microanalyse,
Analyse chimique,
Analyse multiélément,
Analyse quantitative,
Elément minéral,
Verre volcanique,
Ponce,
Spectrométrie fluorescence RX,
Analyse activation,
Activation neutronique,
Spectrométrie RX,
Sonde électronique,
Microsonde,
Distribution concentration,
Prospection géochimique,
Volcanologie,
Grèce.
- Wicri :
English descriptors
- KwdEn :
- Activation analysis,
Chemical analysis,
Concentration distribution,
Electron probe,
Geochemical prospecting,
Greece,
Inorganic element,
Microanalysis,
Microprobe,
Multicomponent analysis,
Neutron activation,
Pumice,
Quantitative analysis,
Volcanic glass,
Volcanology,
X ray fluorescence spectrometry,
X ray spectrometry.
Abstract
Pumice from the "Minoan eruption" on Thera (Cyclades, Greece) was investigated to reveal the differences between the composition of the bulk material, which contains a certain percentage of crystallites, and the pure glass phase. This is important for the identification of vitric tephra layers found in the Eastern Mediterranean region in archaeological context and in deep sea drilling cores. Eruption products, deposited at some distance, have usually lost their crystalline fraction due to gravity separation and consist only of glass shards. Only major element distributions in such layers and in pumiceous glass phases have been published up to now, but these data are not sufficient for a reliable identification of the volcanic source, as several other eruptions are known to have produced chemically very similar layers in this region (Milos, Nisyros, Yali, Kos). Therefore, a technique has been developed to separate the glass phase from the primary pumice to reveal differences in the trace element distributions obtained by instrumental neutron activation analysis (INAA). X-ray diffractometry and microscopical techniques were applied to check the purity of this fraction. The concentrations of the major constituents, in particular Al, Ca, Fe, K, Mg, Mn, Na, Si, and Ti were determined by X-ray fluorescence (XRF) and electron probe microanalysis (EPMA), those of Al, Ba, Ca, Ce, Co, Cr, Cs, Dy, Eu, Fe, Hf, K, La, Lu, Mn, Na, Nd, Rb, Sb, Sc, Sm, Ta, Ti, Th, U, Yb and Zr by instrumental neutron activation analysis and partly also by X-ray fluorescence. Subtle differences between the compositions of the glass phase and the bulk material are explained by differentiation during partial crystallization and their applicability to the classification of tephra layers is demonstrated.
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A08 | 01 | 1 | ENG | @1 Separation and analysis of Theran volcanic glass by INAA, XRF and EPMA |
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A09 | 01 | 1 | ENG | @1 Solide state analysis: proceedings of the 10th symposium, Vienna, Austria, July 5-7, 1999 |
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A11 | 01 | 1 | | @1 SCHMID (P.) |
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A11 | 02 | 1 | | @1 PELTZ (C.) |
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A11 | 03 | 1 | | @1 HAMMER (V. M. F.) |
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A11 | 04 | 1 | | @1 HALWAX (E.) |
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A11 | 05 | 1 | | @1 NTAFLOS (T.) |
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A14 | 02 | | | @1 Naturhistorisches Museum, Mineralogisch-Petrographische Abteilung, Burgring 7 @2 1010 Wien @3 AUT @Z 3 aut. |
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A14 | 03 | | | @1 Institut für Mineralogie, Kristallographie und Strukturchemie, TU Wien, Getreidemarkt 9 @2 1060 Wien @3 AUT @Z 4 aut. |
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A14 | 04 | | | @1 Institut für Petrologie, Universität Wien, Althanstrasse 14 @2 1090 Wien @3 AUT @Z 5 aut. @Z 6 aut. |
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A15 | 01 | | | @1 Vienna University of Technology @3 AUT @Z 1 aut. |
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A15 | 02 | | | @1 University of Leoben @3 AUT @Z 2 aut. |
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C01 | 01 | | ENG | @0 Pumice from the "Minoan eruption" on Thera (Cyclades, Greece) was investigated to reveal the differences between the composition of the bulk material, which contains a certain percentage of crystallites, and the pure glass phase. This is important for the identification of vitric tephra layers found in the Eastern Mediterranean region in archaeological context and in deep sea drilling cores. Eruption products, deposited at some distance, have usually lost their crystalline fraction due to gravity separation and consist only of glass shards. Only major element distributions in such layers and in pumiceous glass phases have been published up to now, but these data are not sufficient for a reliable identification of the volcanic source, as several other eruptions are known to have produced chemically very similar layers in this region (Milos, Nisyros, Yali, Kos). Therefore, a technique has been developed to separate the glass phase from the primary pumice to reveal differences in the trace element distributions obtained by instrumental neutron activation analysis (INAA). X-ray diffractometry and microscopical techniques were applied to check the purity of this fraction. The concentrations of the major constituents, in particular Al, Ca, Fe, K, Mg, Mn, Na, Si, and Ti were determined by X-ray fluorescence (XRF) and electron probe microanalysis (EPMA), those of Al, Ba, Ca, Ce, Co, Cr, Cs, Dy, Eu, Fe, Hf, K, La, Lu, Mn, Na, Nd, Rb, Sb, Sc, Sm, Ta, Ti, Th, U, Yb and Zr by instrumental neutron activation analysis and partly also by X-ray fluorescence. Subtle differences between the compositions of the glass phase and the bulk material are explained by differentiation during partial crystallization and their applicability to the classification of tephra layers is demonstrated. |
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C03 | 02 | X | SPA | @0 Análisis químico @5 02 |
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C03 | 03 | X | FRE | @0 Analyse multiélément @5 03 |
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C03 | 03 | X | ENG | @0 Multicomponent analysis @5 03 |
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C03 | 03 | X | SPA | @0 Análisis multielemento @5 03 |
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C03 | 04 | X | SPA | @0 Análisis cuantitativo @5 04 |
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C03 | 06 | X | FRE | @0 Verre volcanique @1 SUB @5 06 |
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C03 | 06 | X | ENG | @0 Volcanic glass @1 SUB @5 06 |
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C03 | 06 | X | SPA | @0 Vidrio volcánico @1 SUB @5 06 |
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C03 | 07 | X | FRE | @0 Ponce @1 SUB @5 07 |
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C03 | 07 | X | ENG | @0 Pumice @1 SUB @5 07 |
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C03 | 07 | X | SPA | @0 Piedra pómez @1 SUB @5 07 |
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C03 | 08 | X | FRE | @0 Spectrométrie fluorescence RX @5 08 |
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C03 | 08 | X | ENG | @0 X ray fluorescence spectrometry @5 08 |
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C03 | 08 | X | SPA | @0 Espectrometría fluorescencia RX @5 08 |
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C03 | 09 | X | FRE | @0 Analyse activation @5 09 |
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C03 | 09 | X | ENG | @0 Activation analysis @5 09 |
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C03 | 09 | X | SPA | @0 Análisis activación @5 09 |
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C03 | 10 | X | FRE | @0 Activation neutronique @5 10 |
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C03 | 10 | X | ENG | @0 Neutron activation @5 10 |
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C03 | 10 | X | SPA | @0 Activación neutrónica @5 10 |
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C03 | 11 | X | FRE | @0 Spectrométrie RX @5 11 |
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C03 | 11 | X | ENG | @0 X ray spectrometry @5 11 |
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C03 | 11 | X | SPA | @0 Espectrometría RX @5 11 |
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C03 | 12 | X | FRE | @0 Sonde électronique @5 12 |
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C03 | 12 | X | ENG | @0 Electron probe @5 12 |
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C03 | 12 | X | SPA | @0 Sonda electrónica @5 12 |
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C03 | 13 | X | FRE | @0 Microsonde @5 13 |
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C03 | 13 | X | ENG | @0 Microprobe @5 13 |
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C03 | 13 | X | SPA | @0 Microsonda @5 13 |
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C03 | 14 | X | FRE | @0 Distribution concentration @5 14 |
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C03 | 14 | X | ENG | @0 Concentration distribution @5 14 |
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C03 | 14 | X | SPA | @0 Distribución concentración @5 14 |
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C03 | 15 | X | FRE | @0 Prospection géochimique @5 15 |
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C03 | 15 | X | ENG | @0 Geochemical prospecting @5 15 |
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C03 | 15 | X | SPA | @0 Prospección geoquímica @5 15 |
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C03 | 16 | X | FRE | @0 Volcanologie @5 16 |
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C03 | 16 | X | ENG | @0 Volcanology @5 16 |
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C03 | 16 | X | SPA | @0 Vulcanología @5 16 |
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C03 | 17 | X | FRE | @0 Grèce @2 NG @5 17 |
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C03 | 17 | X | ENG | @0 Greece @2 NG @5 17 |
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C03 | 17 | X | SPA | @0 Grecia @2 NG @5 17 |
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C07 | 01 | X | FRE | @0 Europe @2 NG |
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C07 | 01 | X | ENG | @0 Europe @2 NG |
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C07 | 01 | X | SPA | @0 Europa @2 NG |
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N21 | | | | @1 241 |
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pR |
A30 | 01 | 1 | ENG | @1 Solid State Analysis. Symposium @2 10 @3 Vienna AUT @4 1999-07-05 |
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Le document en format XML
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<term>Geochemical prospecting</term>
<term>Greece</term>
<term>Inorganic element</term>
<term>Microanalysis</term>
<term>Microprobe</term>
<term>Multicomponent analysis</term>
<term>Neutron activation</term>
<term>Pumice</term>
<term>Quantitative analysis</term>
<term>Volcanic glass</term>
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<term>X ray spectrometry</term>
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<keywords scheme="Pascal" xml:lang="fr"><term>Microanalyse</term>
<term>Analyse chimique</term>
<term>Analyse multiélément</term>
<term>Analyse quantitative</term>
<term>Elément minéral</term>
<term>Verre volcanique</term>
<term>Ponce</term>
<term>Spectrométrie fluorescence RX</term>
<term>Analyse activation</term>
<term>Activation neutronique</term>
<term>Spectrométrie RX</term>
<term>Sonde électronique</term>
<term>Microsonde</term>
<term>Distribution concentration</term>
<term>Prospection géochimique</term>
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<front><div type="abstract" xml:lang="en">Pumice from the "Minoan eruption" on Thera (Cyclades, Greece) was investigated to reveal the differences between the composition of the bulk material, which contains a certain percentage of crystallites, and the pure glass phase. This is important for the identification of vitric tephra layers found in the Eastern Mediterranean region in archaeological context and in deep sea drilling cores. Eruption products, deposited at some distance, have usually lost their crystalline fraction due to gravity separation and consist only of glass shards. Only major element distributions in such layers and in pumiceous glass phases have been published up to now, but these data are not sufficient for a reliable identification of the volcanic source, as several other eruptions are known to have produced chemically very similar layers in this region (Milos, Nisyros, Yali, Kos). Therefore, a technique has been developed to separate the glass phase from the primary pumice to reveal differences in the trace element distributions obtained by instrumental neutron activation analysis (INAA). X-ray diffractometry and microscopical techniques were applied to check the purity of this fraction. The concentrations of the major constituents, in particular Al, Ca, Fe, K, Mg, Mn, Na, Si, and Ti were determined by X-ray fluorescence (XRF) and electron probe microanalysis (EPMA), those of Al, Ba, Ca, Ce, Co, Cr, Cs, Dy, Eu, Fe, Hf, K, La, Lu, Mn, Na, Nd, Rb, Sb, Sc, Sm, Ta, Ti, Th, U, Yb and Zr by instrumental neutron activation analysis and partly also by X-ray fluorescence. Subtle differences between the compositions of the glass phase and the bulk material are explained by differentiation during partial crystallization and their applicability to the classification of tephra layers is demonstrated.</div>
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</fA11>
<fA11 i1="05" i2="1"><s1>NTAFLOS (T.)</s1>
</fA11>
<fA11 i1="06" i2="1"><s1>NAGL (P.)</s1>
</fA11>
<fA11 i1="07" i2="1"><s1>BICHLER (M.)</s1>
</fA11>
<fA12 i1="01" i2="1"><s1>FRIEDBACHER (Gernot)</s1>
<s9>ed.</s9>
</fA12>
<fA12 i1="02" i2="1"><s1>WEGSCHEIDER (Wolfhard)</s1>
<s9>ed.</s9>
</fA12>
<fA14 i1="01"><s1>Atominstitut der Österreichischen Universitäten, TU Wien, Stadionallee 2</s1>
<s2>1020 Wien</s2>
<s3>AUT</s3>
<sZ>1 aut.</sZ>
<sZ>2 aut.</sZ>
<sZ>7 aut.</sZ>
</fA14>
<fA14 i1="02"><s1>Naturhistorisches Museum, Mineralogisch-Petrographische Abteilung, Burgring 7</s1>
<s2>1010 Wien</s2>
<s3>AUT</s3>
<sZ>3 aut.</sZ>
</fA14>
<fA14 i1="03"><s1>Institut für Mineralogie, Kristallographie und Strukturchemie, TU Wien, Getreidemarkt 9</s1>
<s2>1060 Wien</s2>
<s3>AUT</s3>
<sZ>4 aut.</sZ>
</fA14>
<fA14 i1="04"><s1>Institut für Petrologie, Universität Wien, Althanstrasse 14</s1>
<s2>1090 Wien</s2>
<s3>AUT</s3>
<sZ>5 aut.</sZ>
<sZ>6 aut.</sZ>
</fA14>
<fA15 i1="01"><s1>Vienna University of Technology</s1>
<s3>AUT</s3>
<sZ>1 aut.</sZ>
</fA15>
<fA15 i1="02"><s1>University of Leoben</s1>
<s3>AUT</s3>
<sZ>2 aut.</sZ>
</fA15>
<fA20><s1>143-149</s1>
</fA20>
<fA21><s1>2000</s1>
</fA21>
<fA23 i1="01"><s0>ENG</s0>
</fA23>
<fA43 i1="01"><s1>INIST</s1>
<s2>3977</s2>
<s5>354000089031980210</s5>
</fA43>
<fA44><s0>0000</s0>
<s1>© 2000 INIST-CNRS. All rights reserved.</s1>
</fA44>
<fA45><s0>30 ref.</s0>
</fA45>
<fA47 i1="01" i2="1"><s0>00-0346829</s0>
</fA47>
<fA60><s1>P</s1>
<s2>C</s2>
</fA60>
<fA64 i1="01" i2="1"><s0>Mikrochimica acta : (1966)</s0>
</fA64>
<fA66 i1="01"><s0>AUT</s0>
</fA66>
<fC01 i1="01" l="ENG"><s0>Pumice from the "Minoan eruption" on Thera (Cyclades, Greece) was investigated to reveal the differences between the composition of the bulk material, which contains a certain percentage of crystallites, and the pure glass phase. This is important for the identification of vitric tephra layers found in the Eastern Mediterranean region in archaeological context and in deep sea drilling cores. Eruption products, deposited at some distance, have usually lost their crystalline fraction due to gravity separation and consist only of glass shards. Only major element distributions in such layers and in pumiceous glass phases have been published up to now, but these data are not sufficient for a reliable identification of the volcanic source, as several other eruptions are known to have produced chemically very similar layers in this region (Milos, Nisyros, Yali, Kos). Therefore, a technique has been developed to separate the glass phase from the primary pumice to reveal differences in the trace element distributions obtained by instrumental neutron activation analysis (INAA). X-ray diffractometry and microscopical techniques were applied to check the purity of this fraction. The concentrations of the major constituents, in particular Al, Ca, Fe, K, Mg, Mn, Na, Si, and Ti were determined by X-ray fluorescence (XRF) and electron probe microanalysis (EPMA), those of Al, Ba, Ca, Ce, Co, Cr, Cs, Dy, Eu, Fe, Hf, K, La, Lu, Mn, Na, Nd, Rb, Sb, Sc, Sm, Ta, Ti, Th, U, Yb and Zr by instrumental neutron activation analysis and partly also by X-ray fluorescence. Subtle differences between the compositions of the glass phase and the bulk material are explained by differentiation during partial crystallization and their applicability to the classification of tephra layers is demonstrated.</s0>
</fC01>
<fC02 i1="01" i2="X"><s0>001C04C</s0>
</fC02>
<fC02 i1="02" i2="X"><s0>001E01F01</s0>
</fC02>
<fC02 i1="03" i2="2"><s0>222A01</s0>
</fC02>
<fC03 i1="01" i2="X" l="FRE"><s0>Microanalyse</s0>
<s5>01</s5>
</fC03>
<fC03 i1="01" i2="X" l="ENG"><s0>Microanalysis</s0>
<s5>01</s5>
</fC03>
<fC03 i1="01" i2="X" l="SPA"><s0>Microanálisis</s0>
<s5>01</s5>
</fC03>
<fC03 i1="02" i2="X" l="FRE"><s0>Analyse chimique</s0>
<s5>02</s5>
</fC03>
<fC03 i1="02" i2="X" l="ENG"><s0>Chemical analysis</s0>
<s5>02</s5>
</fC03>
<fC03 i1="02" i2="X" l="SPA"><s0>Análisis químico</s0>
<s5>02</s5>
</fC03>
<fC03 i1="03" i2="X" l="FRE"><s0>Analyse multiélément</s0>
<s5>03</s5>
</fC03>
<fC03 i1="03" i2="X" l="ENG"><s0>Multicomponent analysis</s0>
<s5>03</s5>
</fC03>
<fC03 i1="03" i2="X" l="SPA"><s0>Análisis multielemento</s0>
<s5>03</s5>
</fC03>
<fC03 i1="04" i2="X" l="FRE"><s0>Analyse quantitative</s0>
<s5>04</s5>
</fC03>
<fC03 i1="04" i2="X" l="ENG"><s0>Quantitative analysis</s0>
<s5>04</s5>
</fC03>
<fC03 i1="04" i2="X" l="SPA"><s0>Análisis cuantitativo</s0>
<s5>04</s5>
</fC03>
<fC03 i1="05" i2="X" l="FRE"><s0>Elément minéral</s0>
<s5>05</s5>
</fC03>
<fC03 i1="05" i2="X" l="ENG"><s0>Inorganic element</s0>
<s5>05</s5>
</fC03>
<fC03 i1="05" i2="X" l="SPA"><s0>Elemento inorgánico</s0>
<s5>05</s5>
</fC03>
<fC03 i1="06" i2="X" l="FRE"><s0>Verre volcanique</s0>
<s1>SUB</s1>
<s5>06</s5>
</fC03>
<fC03 i1="06" i2="X" l="ENG"><s0>Volcanic glass</s0>
<s1>SUB</s1>
<s5>06</s5>
</fC03>
<fC03 i1="06" i2="X" l="SPA"><s0>Vidrio volcánico</s0>
<s1>SUB</s1>
<s5>06</s5>
</fC03>
<fC03 i1="07" i2="X" l="FRE"><s0>Ponce</s0>
<s1>SUB</s1>
<s5>07</s5>
</fC03>
<fC03 i1="07" i2="X" l="ENG"><s0>Pumice</s0>
<s1>SUB</s1>
<s5>07</s5>
</fC03>
<fC03 i1="07" i2="X" l="SPA"><s0>Piedra pómez</s0>
<s1>SUB</s1>
<s5>07</s5>
</fC03>
<fC03 i1="08" i2="X" l="FRE"><s0>Spectrométrie fluorescence RX</s0>
<s5>08</s5>
</fC03>
<fC03 i1="08" i2="X" l="ENG"><s0>X ray fluorescence spectrometry</s0>
<s5>08</s5>
</fC03>
<fC03 i1="08" i2="X" l="SPA"><s0>Espectrometría fluorescencia RX</s0>
<s5>08</s5>
</fC03>
<fC03 i1="09" i2="X" l="FRE"><s0>Analyse activation</s0>
<s5>09</s5>
</fC03>
<fC03 i1="09" i2="X" l="ENG"><s0>Activation analysis</s0>
<s5>09</s5>
</fC03>
<fC03 i1="09" i2="X" l="SPA"><s0>Análisis activación</s0>
<s5>09</s5>
</fC03>
<fC03 i1="10" i2="X" l="FRE"><s0>Activation neutronique</s0>
<s5>10</s5>
</fC03>
<fC03 i1="10" i2="X" l="ENG"><s0>Neutron activation</s0>
<s5>10</s5>
</fC03>
<fC03 i1="10" i2="X" l="SPA"><s0>Activación neutrónica</s0>
<s5>10</s5>
</fC03>
<fC03 i1="11" i2="X" l="FRE"><s0>Spectrométrie RX</s0>
<s5>11</s5>
</fC03>
<fC03 i1="11" i2="X" l="ENG"><s0>X ray spectrometry</s0>
<s5>11</s5>
</fC03>
<fC03 i1="11" i2="X" l="SPA"><s0>Espectrometría RX</s0>
<s5>11</s5>
</fC03>
<fC03 i1="12" i2="X" l="FRE"><s0>Sonde électronique</s0>
<s5>12</s5>
</fC03>
<fC03 i1="12" i2="X" l="ENG"><s0>Electron probe</s0>
<s5>12</s5>
</fC03>
<fC03 i1="12" i2="X" l="SPA"><s0>Sonda electrónica</s0>
<s5>12</s5>
</fC03>
<fC03 i1="13" i2="X" l="FRE"><s0>Microsonde</s0>
<s5>13</s5>
</fC03>
<fC03 i1="13" i2="X" l="ENG"><s0>Microprobe</s0>
<s5>13</s5>
</fC03>
<fC03 i1="13" i2="X" l="SPA"><s0>Microsonda</s0>
<s5>13</s5>
</fC03>
<fC03 i1="14" i2="X" l="FRE"><s0>Distribution concentration</s0>
<s5>14</s5>
</fC03>
<fC03 i1="14" i2="X" l="ENG"><s0>Concentration distribution</s0>
<s5>14</s5>
</fC03>
<fC03 i1="14" i2="X" l="SPA"><s0>Distribución concentración</s0>
<s5>14</s5>
</fC03>
<fC03 i1="15" i2="X" l="FRE"><s0>Prospection géochimique</s0>
<s5>15</s5>
</fC03>
<fC03 i1="15" i2="X" l="ENG"><s0>Geochemical prospecting</s0>
<s5>15</s5>
</fC03>
<fC03 i1="15" i2="X" l="SPA"><s0>Prospección geoquímica</s0>
<s5>15</s5>
</fC03>
<fC03 i1="16" i2="X" l="FRE"><s0>Volcanologie</s0>
<s5>16</s5>
</fC03>
<fC03 i1="16" i2="X" l="ENG"><s0>Volcanology</s0>
<s5>16</s5>
</fC03>
<fC03 i1="16" i2="X" l="SPA"><s0>Vulcanología</s0>
<s5>16</s5>
</fC03>
<fC03 i1="17" i2="X" l="FRE"><s0>Grèce</s0>
<s2>NG</s2>
<s5>17</s5>
</fC03>
<fC03 i1="17" i2="X" l="ENG"><s0>Greece</s0>
<s2>NG</s2>
<s5>17</s5>
</fC03>
<fC03 i1="17" i2="X" l="SPA"><s0>Grecia</s0>
<s2>NG</s2>
<s5>17</s5>
</fC03>
<fC07 i1="01" i2="X" l="FRE"><s0>Europe</s0>
<s2>NG</s2>
</fC07>
<fC07 i1="01" i2="X" l="ENG"><s0>Europe</s0>
<s2>NG</s2>
</fC07>
<fC07 i1="01" i2="X" l="SPA"><s0>Europa</s0>
<s2>NG</s2>
</fC07>
<fN21><s1>241</s1>
</fN21>
</pA>
<pR><fA30 i1="01" i2="1" l="ENG"><s1>Solid State Analysis. Symposium</s1>
<s2>10</s2>
<s3>Vienna AUT</s3>
<s4>1999-07-05</s4>
</fA30>
</pR>
</standard>
</inist>
</record>
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