Toe of lava from tumulus
![photo of lave](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/20030828-1981_DAS_large.jpg?itok=pSduABLY)
Detailed Description
Toe of lava from tumulus shown above, about 1 meter long and oozing along crease between earlier toes. Note flakes of crust on surface of toe, picked up from underlying crust.
Sources/Usage
Public Domain.