The specimen below is a calcite encrusted fossil sea life conglomerate. It is from Dade County, Florida. It lived during the Pliocene through Pleistocene Periods.
The crystals encrusting the top side of the specimen and portions of the shells are calcite, which does fluoresce. To see a picture of this specimen under fluorescent lighting conditions, return to the fluorescent section. Look for the same product number without the "N" at the end. To see other fluorescent material from this location, return to the main fluorescent page and select the link "To view specimen material from Florida."
Calcite encrusted clams etc. 
Quantity in Basket: None
Code: FLC-108N
Price: $40.00
Shipping Weight: 1.61 pounds
Time: Pliocene-Pleistocene, 10 million to 10,000 years ago.
Location: Dade County, Florida
Size: 5-1/8" x 4-3/4" x 1-1/4"