Giant Polished Ammonite From Montana. This specimen has beautiful color and detail. It contains striking rainbow opalescence in various areas. As this piece is turned it sparkles with flashes of fiery red. It also features a grouping of golden Barite crystals on one side. Lacy designs abound intermittently across the entire surface. Approximate size is 9" x 7" and 2" at thickest point.
