239 Koko Head, Oahu, HI

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Sample #: 239
Date Collected: 10/31/2005
Location: Oahu, HI
Lat/Long: N 21 16.604 W 157 41.142
Collected By: Dave Decker

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Sample Description: Ash from Koko Head eruption.
Type Locality: Road Cut
Color: Grey
Grain Size: Fine Grained
Sorting: Poorly Sorted
Roundness: Sub-rounded to Sub-angular
Dominant Mineral: Lithic
Frosted/Polished: None

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Photos
Collection Site:

Photomicrograph: