Emerald

: It is said to contain the "secrets of the universe," including the famous hermetic principle: "As above, so below" .

Physically, an emerald is a variety of the mineral , given its signature green color by trace amounts of chromium or vanadium. emerald

: The word evolved from the Ancient Greek smaragdus , meaning "green gem," through the Latin esmaraldus . : It is said to contain the "secrets

In the world of alchemy and ancient philosophy, the (Tabula Smaragdina) is a foundational text attributed to the legendary sage Hermes Trismegistus. so below" . Physically