Major and trace element zoning patterns in volcanic feldspars: an electron microprobe study
Gespeichert in:
| 1. Verfasser: | |
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| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
2000
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| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | V, 89, [17] Bl. Ill., graph. Darst. |
Internformat
MARC
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| 100 | 1 | |a Ginibre, Catherine |d 1972- |e Verfasser |0 (DE-588)124330053 |4 aut | |
| 245 | 1 | 0 | |a Major and trace element zoning patterns in volcanic feldspars |b an electron microprobe study |c vorgelegt von Catherine Ginibre |
| 264 | 1 | |c 2000 | |
| 300 | |a V, 89, [17] Bl. |b Ill., graph. Darst. | ||
| 336 | |b txt |2 rdacontent | ||
| 337 | |b n |2 rdamedia | ||
| 338 | |b nc |2 rdacarrier | ||
| 502 | |a Göttingen, Univ., Diss., 2000 | ||
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| 650 | 0 | 7 | |a Feldspäte |0 (DE-588)4153949-7 |2 gnd |9 rswk-swf |
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Datensatz im Suchindex
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CONTENTS
1
CONTENTS
INTRODUCTION
PROBLEM_1
PRESENT STUDY_2
PARTI
HIGH-RESOLUTION QUANTITATIVE IMAGING OF PLAGIOCLASE COMPOSITION
USING ACCUMULATED BACK-SCATTERED ELECTRON IMAGES:
NEW CONSTRAINTS ON "OSCILLATORY ZONING"
ABSTRACT.4
1. INTRODUCTION_ 4
2. EXISTING MODELS OF OSCILLATORY ZONING_7
2.1. THERMODYNAMIC MODELS.7
2.2. LOCAL, KINETIC MODELS:.8
2.3. LOCAL DYNAMICAL MODELS.10
3. SAMPLES AND METHODS_
R_11
3.1. SAMPLES.11
3.2. ANALYTICAL TECHNIQUE.11
4. RESULTS: "OSCILLATORY" ZONING PATTERNS_14
4.1 DACITE PAR-130.14
4.1.1. MAJOR RESORPTION SURFACES (R)
.14
4.1.2. SAW-TOOTH PATTERN (STR)
.14
4.1.3.SMALL-SCALE OSCILLATIONS (SSO)
.16
4.1.4.0UTER RIM (OR)
.16
4.2 CUMULATE LSI5616.16
BIBLIOGRAFISCHE INFORMATIONEN
HTTP://D-NB.INFO/966082354
CONTENTS
11
4.3. SUMMARY.16
5. DISCUSSION:_19
5.1. KINETIC MODELS.19
5.2. MAGMA CHAMBER DYNAMICS.20
5.3. INTERACTIONS BETWEEN KINETICS AND DYNAMICS.21
6. CONCLUSION_21
PART II
MINOR AND TRACE ELEMENT ZONING PATTERNS IN VOLCANIC PLAGIOCLASE:
EXAMPLES FOR CRYSTAL-CHEMICAL, COMPOSITIONAL AND KINETIC CONTROL
AND IMPLICATIONS FOR MAGMA CHAMBER PROCESSES
ABSTRACT.23
1. INTRODUCTION_24
2. PREVIOUS WORK_25
\
2.1. MAGMA CHAMBER DYNAMICS.25
2.2. ZONING PATTERNS.26
3. SAMPLES AND METHODS._27
3.1. SAMPLES.*.27
3.2. METHODS.29
3.2.1 BSE-IMAGING
.29
3.2.2 QUANTITATIVE POINT ANALYSES
.29
4
. ZONING PATTERNS IN PAR-130 PLAGIOCLASE_30
4.1. MAJOR ELEMENTS.30
4.1.1. OSCILLATIONS AND GROWTH ZONES (CRYSTAL P3)
.
30
4.1.2. RESORPTION AND PATCHY ZONES (CRYSTAL P3, PI AND P4)
.
31
4.2 MINOR AND TRACE ELEMENTS.32
4.2.1 GROWTH ZONES.
.
32
CONTENTS
III
4.2.2 RESORPTION ZONES.
.
36
5-PROCESSES CONTROLLING MAJOR AND TRACE ELEMENT ZONING AT THE CRYSTAL-
SCALE_36
5.1 MAJOR ELE
MENTS.36
5.2. MINOR AND TRACE ELEMENTS.37
5.2.1. PARTITION COEFFICIENTS
.,.
37
5.2.2. DIFFUSION IN THE CRYSTAL
.
41
5.2.3 MELT COMPOSITION
.
43
6. MAGMA CHAMBER DYNAMICS AND THE CRYSTALLIZATION HISTORY OF DACITE PAR-
130_45
7. CONCLUSION_46
PART III
STRUCTURE AND DYNAMICS OF LAACHER SEE MAGMA CHAMBER
(EIFEL, GERMANY) FROM MAJOR AND TRACE ELEMENT ZONING IN
SANIDINE:
A CATHODOLUMINESCENCE AND ELECTRON MICROPROBE STUDY
ABSTRACT_!_48
1. INTRODUCTION_49
2. THE LAACHER SEE MAGMA CHAMBER_50
SAMPLES.51
3. METHODS_52
3.1. QUANTITATIVE POINT ANALYSIS OF MAJOR, MINOR AND TRACE ELEMENTS BY
ELECTRON
MICROPROBE.52
3.2. CATHODOLUMINESCENCE (CL) MICROSCOPY.54
3.3. CHEMICAL IMAGING USING EMP.56
3.4. LINE ANALYSIS.56
4. ZONING PATTERNS IN LAACHER SEE SANIDINE_56
4.2.1. COMPOSITE FELDSPARS (C-TYPE)
59
CONTENTS
IV
4.2.2 OSCILLATORY-ZONED CRYSTALS (O-TYPE).60
OSCILLATORY ZONING (S.L.)
.
63
SECTORS
.
65
4.2.3. R-TYPE: RESORBED RED-CL CORES AND PATCHY ZONING.65
5. DISCUSSION_ 67
5.1. THE TERNARY FELDSPAR SYSTEM.67
5.2. PARTITION COEFFICIENTS IN SANIDINE.69
5.3. SMALL SCALE PROCESSES: INTERPRETATION OF MICROTEXTURES AND ZONING
PATTERNS.70
5.2.1. C-TYPE: EXSOLUTION OR EUTECTIC GROWTH?
.
70
5.3.2 O-TYPE: OSCILLATIONS
.72
5.3.3 R-TYPE: RESORPTION
.75
5.4. MAGMA CHAMBER DYNAMICS INFERRED FROM FELDSPAR ZONING.76
6. CONCLUSION_ 78
CONCLUSION
RESULTS. 79
USE OF THE SMALL-SCALE APPROACH FOR THE IDENTIFICATION OF MELT-CRYSTAL
INTERFACE PROCESSES_ 79
IMPLICATIONS ON MAGMA CHAMBER DYNAMICS_ 80
LENGTH SCALE
.
80
MOVEMENT
.
/.
.
81
TIME-SCALE
.
81
REFERENCES,
.82
CONTENTS
V
APPENDIX.
89
ACKNOWLEDGEMENTS |
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| author | Ginibre, Catherine 1972- |
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| illustrated | Illustrated |
| indexdate | 2024-11-22T17:35:33Z |
| institution | BVB |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-010180751 |
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| physical | V, 89, [17] Bl. Ill., graph. Darst. |
| publishDate | 2000 |
| publishDateSearch | 2000 |
| publishDateSort | 2000 |
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| spelling | Ginibre, Catherine 1972- Verfasser (DE-588)124330053 aut Major and trace element zoning patterns in volcanic feldspars an electron microprobe study vorgelegt von Catherine Ginibre 2000 V, 89, [17] Bl. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Göttingen, Univ., Diss., 2000 Ergussgestein (DE-588)4152764-1 gnd rswk-swf Feldspäte (DE-588)4153949-7 gnd rswk-swf Zonarbau (DE-588)4722344-3 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Ergussgestein (DE-588)4152764-1 s Feldspäte (DE-588)4153949-7 s Zonarbau (DE-588)4722344-3 s DE-604 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=010180751&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Ginibre, Catherine 1972- Major and trace element zoning patterns in volcanic feldspars an electron microprobe study Ergussgestein (DE-588)4152764-1 gnd Feldspäte (DE-588)4153949-7 gnd Zonarbau (DE-588)4722344-3 gnd |
| subject_GND | (DE-588)4152764-1 (DE-588)4153949-7 (DE-588)4722344-3 (DE-588)4113937-9 |
| title | Major and trace element zoning patterns in volcanic feldspars an electron microprobe study |
| title_auth | Major and trace element zoning patterns in volcanic feldspars an electron microprobe study |
| title_exact_search | Major and trace element zoning patterns in volcanic feldspars an electron microprobe study |
| title_full | Major and trace element zoning patterns in volcanic feldspars an electron microprobe study vorgelegt von Catherine Ginibre |
| title_fullStr | Major and trace element zoning patterns in volcanic feldspars an electron microprobe study vorgelegt von Catherine Ginibre |
| title_full_unstemmed | Major and trace element zoning patterns in volcanic feldspars an electron microprobe study vorgelegt von Catherine Ginibre |
| title_short | Major and trace element zoning patterns in volcanic feldspars |
| title_sort | major and trace element zoning patterns in volcanic feldspars an electron microprobe study |
| title_sub | an electron microprobe study |
| topic | Ergussgestein (DE-588)4152764-1 gnd Feldspäte (DE-588)4153949-7 gnd Zonarbau (DE-588)4722344-3 gnd |
| topic_facet | Ergussgestein Feldspäte Zonarbau Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=010180751&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| work_keys_str_mv | AT ginibrecatherine majorandtraceelementzoningpatternsinvolcanicfeldsparsanelectronmicroprobestudy |