Fools Gold -

: It commonly forms perfect cubic, octahedral, or pyritohedral (12-faced) crystals.

: When scraped against unglazed porcelain, pyrite leaves a greenish-black streak , while real gold leaves a golden-yellow streak . Fools Gold

Beyond the Deceptive Luster: A Brief Study of "Fool's Gold" (Pyrite) "Fool's Gold," scientifically known as ( FeS2cap F e cap S sub 2 : It commonly forms perfect cubic, octahedral, or