Fossil Clam Shell (Mercenaria permagna) with Honey Calcite Crystals | Okeechobee, FL shark teeth 25" and 5)

25" and 5)

Their size varied by species: Knightia eocaena was the longest

Specimen on stand approx

5" long in the matrix

Fossil Clam Shell (Mercenaria permagna) with Honey Calcite Crystals | Okeechobee, FL shark teeth 25" and 5)Fossil Clam Shell (Mercenaria permagna) with beautiful honey calcite crystals from Ruck's Pit in Fort Drum, Okeechobee County, Florida Nashua Formation Early Pleistocene (2 myo) Specimen measures approx: 4. 5" x 3. 5", with matrix 6. 25" x 5. 5" x 2" The internal natural pocket area of the clam is replaced with stunning golden yellow calcite crystals that fluoresces and phosphorescence a bright yellow to a light green under short and long wave black