HUGE Extremely Rare Polyhedral Agate - Brazil (1970s) It is the same chemical

It is the same chemical composition as the more famous purple amethyst

that life brings

Because these specimens are almost pure silica

Amethyst is often used to help soothe the nervous system

Location: Marquette Iron Range

HUGE Extremely Rare Polyhedral Agate - Brazil (1970s) It is the same chemicalTo have an agate specimen similar to this in your collection is something special, to say the least. Most of these agates that have found their way on the market have either been gobbled up by private collectors or cut into many slices to maximize profit. Do not miss your chance at such a rare mineral specimen! Unlike many of the other specimens in our galleries, this piece has very defined crystal formations in the center! Size: 5. 3 x 5. 3 x 2. 1