318
11/08/2006
Sioux Falls, SD
N 43 33.406 W 096 43.343
Dave Decker
River
Brown
Medium Fine Grained
Moderately Sorted
Well Rounded to Sub-angular
Quartz and Quartzite
Polished
Photos
![](https://www.maryhemmerlyhecker.org/wp-content/uploads/318-Sioux-Falls-Big-Sioux-River-Sioux-Falls-SD.jpg)
![](https://www.maryhemmerlyhecker.org/wp-content/uploads/318-Big-Sioux-River-Sioux-Falls-SD.jpg)
Mary Hemmerly Hecker Memorial Sand Collection
The Life and Times of Mary Hemmerly Hecker