The formation of a liquid again after fragmentation, called reannealling, also could explain the banded or layered look of much lava rock, such as obsidian.

A banded obsidian glass curtain wall with those I-beam mullions, it is the sentinel we’ve seen before, cast ever so slightly anew in a thousand business districts the world over.

Corsair has a reputation to deliver products in the somewhat more high-end region, they set the bar really high when it comes to enthusiast hardware and tend to really think things through. As ...