Rock Name
Preview
![image preview](https://ecommons.udayton.edu/geo_sedimentary/1014/preview.jpg)
Color
Gray, green, black
Classification
Clastic
Grain Size
medium, coarse sand
Sorting
poorly-sorted
Roundness
angular
Composition
quartz, feldspar, fragments set in clay matrix
Depositional Environment
Marine: Continental shelf, turbidite (submarine debris flows)
COinS