Since Google redesigned the Pixel with the Pixel 6 series and debuted Tensor, Obsidian and Porcelain have been staple colors and color names. But with the Pixel 10, those are out the door.

As with other forms of obsidian, rainbow obsidian is both rock and glass. However, this isn’t the same kind of glass that’s used in your nice new French doors. It’s far more badass, because ...