Phenocrysts versus xenocrysts in the youngest Toba Tuff: Impications for the petrogenesis of 2800 km3 of magma

Geology

Volumn 30, Issue 4, 2002, Pages 347-350

  Gardner, James E ^a   Layer, Paul W ^a   Rutherford, Malcolm J ^a  

^a UNIVERSITY OF ALASKA FAIRBANKS   (United States)

Author keywords

Argon argon; Igneous petrology; Isotopes; Phenocrysts; Xenocrysts

Indexed keywords

ARGON; PRESSURE EFFECTS; THERMAL EFFECTS;

MAGMA;

PETROLOGY;

ARGON-ARGON DATING; IGNEOUS GEOCHEMISTRY; ISOTOPIC ANALYSIS; MAGMA; PETROGENESIS; PHENOCRYST; TUFF;

EID: 84874980509     PISSN: 00917613     EISSN: None     Source Type: Journal    
DOI: 10.1130/0091-7613(2002)030<0347:PVXITY>2.0.CO;2     Document Type: Article

References (22)

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5. How often does a Minoan eruption happen?
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15. The May 18, 1980, eruption of Mount St. Helens 3. Stability and chemistry of amphibole in the magma chamber
16. 39Ar incremental-heating and laser-fusion analyses of plagioclase
17. Newly discovered eastern dispersal of the youngest Toba Tuff
18. The effects of recalculation on estimates of temperature and oxygen fugacity from analyses of multi-component iron-titanium oxides
19. 39Ar laser probe ages of Bishop Tuff quartz phenocrysts substantiate long-lived silicic magma chamber at Long Valley, United States
20. Potential atmospheric impact of the Toba mega-eruption ∼71 000 years ago