Volcano Name: Ayarza Smithsonian Inst ID (SI_VNUM): 342806
Alternate Name:
Volcano Type: Caldera(s)
Latitude: 14.4166666700
Longitude: -90.1166666700
Region: México and Central America Sub Region: Guatemala
Date Entered: 02/05/2012

Eruption Details

Eruption Start Date: 27719 BP Date Error: 581
Eruption End Date: Dating Technique: Radiocarbon (corrected)
Eruption Date Quality: Medium quality Preferred Date: Y
C14 Date: 23100 C14 Date Error: 500
Bulk DRE Volume (km3): >= 2.000 (Literature)
Bulk deposit volume (km3): 7.300 (Literature)
Magnitude : 5.900 (Calculated)
Maximum Column Height (km): 29.000 (Literature)
Maximum Intensity : 11.100 (Column Height)
Maximum VEI : 5.000 (Calculated)
Magma: Rhyolite
Calculated Density:
Rock Classification:
Rhyolite
Eruption Start Date: 32255 BP Date Error: 1763
Eruption End Date: Dating Technique: Radiocarbon (corrected)
Eruption Date Quality: Medium quality Preferred Date: Y
C14 Date: 27000 C14 Date Error: 1600
Bulk DRE Volume (km3): 3.600 (Calculated)
Bulk deposit volume (km3): 9.000 (Literature)
Magnitude : 6.000 (Calculated)
Maximum Column Height (km): 28.000 (Literature)
Maximum Intensity : 11.100 (Calculated)
Maximum VEI : 6.000 (Calculated)
Magma: Basalt-Rhyolite
Calculated Density:
Rock Classification:
Rhyolite
Basalt

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