4 ms·
Are what appear to be concentric wrinkles centered on the impact, artifacts of it? Like it was momentarily fluid and there are ripples on the surface of a lake.
by perihelions 2y ago
Are what appear to be concentric wrinkles centered on the impact, artifacts of it? Like it was momentarily fluid and there are ripples on the surface of a lake.
- KyleBerezin 2y agoConchoidal fracture. The particle is probably a piece of obsidian or some other glass-like solid.