Crust on inflating tongue of lava is cracking
![Crust on inflating tongue of lava is cracking](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/20030320-2154_DAS_large.jpg?itok=oiilPkV2)
Detailed Description
Crust on inflating tongue of lava is cracking, and lava is just starting to well out. Note ash from burned grass littering crust; grass is burned at flow front and picked up as lava oozes from under the crust.
Sources/Usage
Public Domain.