239
10/31/2005
Oahu, HI
N 21 16.604 W 157 41.142
Dave Decker
Ash from Koko Head eruption.
Road Cut
Grey
Fine Grained
Poorly Sorted
Sub-rounded to Sub-angular
Lithic
None
Photos
![](https://www.maryhemmerlyhecker.org/wp-content/uploads/239-Koko-Head-Oahu-HI1.jpg)
![](https://www.maryhemmerlyhecker.org/wp-content/uploads/239-Koko-Head-Oahu-HI.jpg)
Mary Hemmerly Hecker Memorial Sand Collection
The Life and Times of Mary Hemmerly Hecker