Calcite Shell Replacement Fluorescent Fossilized Rocks and Minerals Mineral Specimen Fossil Rucks Pit Fort Drum Florida

This beauty is a cluster containing a pair of fossilized (calcite replacement) bivalve shells on matrix! The original clamshell bivalve shape of the shell remains, but the surface has been completely replaced by yellow calcite—the golden yellow mineral gives this fossil an aesthetic contrast to the cream and grey tones of the cluster. The second shell retains the soft white tones it probably had originally, giving this cluster a unique look. The yellow shell fluoresces an electric yellow-green shade under black light (UV)! This natural beauty has a lot of personality, and would make an unusual addition to any mineral or fossil buff's collection! Locality: Rucks pit, Fort Drum, Okeechobee County, Florida. Dimensions: 3.00” x 2.50” x 1.38” (76mm x 64mm x 36mm) Weight: 72 g (2.5 oz) Calcite is the most common carbonate mineral on earth, and forms in a wider variety of colors and habits than any other mineral. One of the most unique calcite occurrences is replacement of fossil forms--i