Sphene - スフェン

__Hardness:__ 5 A sweet, calm, and dedicated elder gem in charge of industrial arts and design. They're partners with [Peridot](https://anilist.co/character/123997). Sphene used to be partnered with [Topaz](https://anilist.co/character/393646/Topaz) about a thousand years before the beginning of the story. Topaz was taken to the moon in the same battle as Peridot's old partner, [Blue Zoisite](https://anilist.co/character/393645/Blue-Zoisite), which is the reason that Sphene and Peridot eventually decided to partner with each other.