Fossil Clam Shell (Mercenaria permagna) with Honey Calcite Crystals | Okeechobee, FL germany it became extinct about 10

it became extinct about 10

The Hamlyn Encyclopedia of Prehistoric Animals

making it even more unique

Order Gonorynchiformes

Comes in an 1

Fossil Clam Shell (Mercenaria permagna) with Honey Calcite Crystals | Okeechobee, FL germany it became extinct about 10Fossil 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