HUGE Extremely Rare Polyhedral Agate - Brazil (1970s) brown to golden-yellow hydrous potassium

brown to golden-yellow hydrous potassium iron titanium silicate mineral

Prehnite is a variation of a silicate mineral that rarely forms individual crystals

sulfur crystals are an absolute must have in your collection

represented by Cu on the periodic table

Carnelian is the go-to mineral for the promotion of success

HUGE Extremely Rare Polyhedral Agate - Brazil (1970s) brown to golden-yellow hydrous potassiumTo 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