115
12/30/2002
Rockaway Beach, Pacifica, CA
N 37 35.860 W 122 30.207
Dave Decker
Beach
Green
Extremely Fine Grained
Well Sorted
Well Rounded
Magnetite, Glauconite
Polished
Photos
![](https://www.maryhemmerlyhecker.org/wp-content/uploads/115-Rockaway-Beach-Pacifica-CA.jpg)
![](https://www.maryhemmerlyhecker.org/wp-content/uploads/115-Rockaway-Beach-Pacifica-CA1.jpg)
Mary Hemmerly Hecker Memorial Sand Collection
The Life and Times of Mary Hemmerly Hecker